Upstaff Developer Profile Directory

All vetted software engineers you need to build AI, Web3, and data Products.

  • Dedicated Full-time commitment for long-term or Time& Material for shorter or ongoing support
  • Europe, Israel, LatAm, United States, Asia geography coverage
  • Remote and hybrid engagement
  • Trial period, no termination fees or hidden costs for transparent and risk-free onboarding.
Python
LLM
OpenVas
Tornado
AI
BERT
LangChain
LlamaIndex
NumPy
PyTorch
RAG
Scikit-learn
Spacy
Xgboost
aiohttp
AsyncIO
Dask
NLTK
pytest
Django
Foundation
Apache Airflow
AWS ElasticSearch
ELK stack (Elasticsearch, Logstash, Kibana)
leveldb
MongoDB
Neo4j
PostgreSQL
Redis
AWS
GCP
Heroku
AWS EMR
AWS MQ
Hyper-V
ArgoCD
CircleCI
Helm
New Relic
Pulumi
Travis CI
Atlassian Trello
IBM Rational ClearCase
Jira
OTRS
Slack
Celery
Kafka
RabbitMQ
Cacti
Grafana
Jaeger
Nagios
Prometheus
Sentry
Zabbix
Docker
Kubernetes
Proxmox
VmWare
FreeNAS
monday.com
Unit Testing
SOLID
uWSGI
ClearML
CrewAI
DataFrame library
Drone CI
Drone Engineering
Favro
Gevent
GloVe
GLPI
GoogleCloud Platform
LLMs
min.io
pola.rs
Polars
Quadrant
SAAS
Thanos
WebOB
Werkzeug
...

- 10+ years in AI/ML & Data Science, high-performance systems, 10+ years in DevOps and 5+ years in MLOps; - Expertise in Python, Asyncio, Aiohttp, Redis, PostgreSQL, Neo4j, ElasticSearch, and cloud platforms (AWS, GCP, Azure); - Experience with high-load environments, Redis queues, custom assemblies, and data isolation in production-ready systems; - Skilled in Active Directory integrations, NLP, similarity engines, and AI-driven architectures, with focus on context engineering, summarization, and agentic RAG pipelines (LlamaIndex, Quadrant, IntentRouter); - Experienced with both text and voice AI models (speaker identification, speech-to-text) and ontology-driven algorithms (PCA, classifiers, semantic understanding from scratch); - Knowledge of AWS services (S3, EC2, Fargate, EKS, Bedrock pipelines), Kubernetes, CI/CD automation, and cloud migrations (AWS to GCP); - Passion for NLP, AI, and similarity engines, with preference for applied AI/ML approaches over purely statistical methods; - Experienced leadership in R&D and engineering management, delivering production-ready AI/ML solutions in defense, search, and semantic platforms.

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Seniority Senior (5-10 years)
Location Kyiv, Ukraine
TensorFlow 5yr.
PyTorch 5yr.
Scikit-learn
Kubeflow
Mlflow
BERT
COLBERT
Tensorboard
Triton
Vertex AI
YOLOv5
YOLOv8
Python
Apache Spark
Hibernate
Bootstrap 4
Composer
Django
Flask
Gulp.js
Webpack
Java Core
Pandas
pytest
Vue.js
Apache Airflow
Apache Hive
Teradata
Apache Hadoop
AWS DynamoDB
Microsoft Azure SQL Server
MongoDB
PostgreSQL
Redis
AKS
Azure Blob Storage
Azure Cognito
AWS EC2
AWS Lambda
AWS S3
AWS SQS
GCP Dataflow
Ansible
Jenkins
Pulumi
Apache Maven
Unit Testing
Apache Tomcat
Bash
CMake
GCC
GDB
valgrind
Docker
Kubernetes
Terraform
Kafka
RabbitMQ
...

Experienced IT professional with more than ten years of expertise in Cloud Systems, DevOps, Machine Learning and MLOps practices. Pavlo specializes in building scalable and reliable ML pipelines, optimizing models for real-world use, and managing full lifecycle of machine learning projects. Technical skills include TensorFlow, PyTorch, Kubernetes, Kubeflow, Terraform, Python, as well as cloud platforms such as AWS SageMaker and Azure Cognitive Services.

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Seniority Expert (10+ years)
Location Dnipro, Ukraine
AWS
MLOps
Kubernetes
Terraform
Gitlab actions
AWS SageMaker
AWS SageMaker (Amazon SageMaker)
Kubeflow
Mlflow
Neptune
OpenCV
PyTorch
TensorFlow
YOLO
Go
Java
Python
Angroid Architecture Components
Dropzone js
Apache Airflow
AWS DynamoDB
Microsoft SQL Server
MongoDB
MySQL
Neo4j
PostgreSQL
Redis
GCP
AWS API Gateway
AWS Cloudformation
AWS CloudFront
AWS CloudWatch
AWS EC2
AWS ECS (Amazon Elastic Container Service)
AWS Elastic Kubernetes Service (EKS)
AWS Kinesis
AWS Lambda
AWS Route 53
AWS S3
AWS SQS
AWS VPC
Cloud Functions
GCE
Google BigQuery
Google Docs
Google IaM
Google Kubernetes Engine (GKE)
1C
GPU
Red Hat OpenShift Container Platform
A/B Testing
Gatling
JMeter
Locust
Tsung
Ansible
Chef
Helm
Jenkins
KEDA
Architecture and Design Patterns
IaC
Bash
CDN
Load Balancing
Networking
Docker
Rancher
VPC Peering
FreeBSD
Linux
Github Actions
GitLab
GlassFish
Grafana
Prometheus
Mentor Aptitude
CKA
Cloud IAM
CUDA
GKE XMPP
IAM
NLB
OpenTofu
RDS
secrets management
...

- DevOps/Cloud Architect with 10+ years of experience in DevOps, Cloud, and MLOps engineering; - Led large-scale projects including Hadoop-to-AWS OLAP migration, cutting operational costs by 25% and improving system performance; - Expertise in Kubernetes-based microservices architectures, AWS Fargate, and high-availability designs achieving 99.99% uptime; - Experience in multi-cloud (AWS, GCP) and hybrid on-prem/cloud adoption; - Skilled in containerization and orchestration with Docker, Kubernetes, and OpenShift; - Advanced in Infrastructure as Code (Terraform, Helm, Ansible) and GitOps/CI/CD automation (GitLab CI, GitHub Actions, ArgoCD, Jenkins); - Delivered automated CI/CD for serverless apps with AWS SAM, reducing deployment time from hours to 20 minutes; - Experienced in MLOps with AWS Sagemaker and Kubeflow, building end-to-end ML workflows; - Skilled in DevSecOps, implementing RBAC, Secrets Manager, SAST/SCA scans, reducing vulnerabilities by 50%; - Skilled in cloud networking, storage, and big data systems (Spark, Hadoop, EMR, Kinesis); - Expertise in Python, Go, Java, and Bash for automation and integration; - Experience of technical leadership, mentoring engineers, and guiding 50+ developers in Kubernetes/Docker adoption; - Experienced in architectural design, Cloud as Code initiatives, and cross-team collaboration; - Certified Kubernetes Administrator (CKA), AWS Solutions Architect, and GCP Professional Cloud Architect.

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Seniority Senior (5-10 years)
Location Lisbon, Portugal
JavaScript 4yr.
Cypress
Cucumber
Postman
TypeScript 3yr.
Java 1yr.
React 1yr.
Ruby
Capybara
RubyMine
Sinatra
Microsoft SQL Server
MongoDB
MySQL
PostgreSQL
SQL
TSQL
AWS
Amazon Linux AMI
Azure VM
Agile
BDD
Scrum
TDD
Waterfall
RSpec
Selenium
TestRail
Xray
CI/CD
CircleCI
GitLab CI
Jenkins
Cisco switches
Docker
Oracle VM VirtualBox
Git
Github Actions
IntelliJ IDEA
ReSharper
Visual Studio
WebStorm
NFT
Unix
Windows
apiclient
IntellJ IDEA
restClient
VMWare vCenter
...

- 10+ years in software quality engineering with priority in automation testing and SDET; - Programming languages: Javascript, Typescript, Ruby, Java (Basic); - SQL Server SQL/TSQL, MS SQL Server 2005/2012, PostgreSQL/MySQL/MongoDB, MariaDB; - Methodologies include Agile, Scrum, TDD, and BDD; - Projects with large software service companies, SMBs and startups. Domains include CRM, banking, healthcare, insurance, and trading. Business oriented projects, working as team member and independent engineer ( USA, France, and UK teams), open source projects; - Created test documentation/test plan; Performing functional, integration, e2e, API, system testing of product; - Automation with Cypress, and CI/CD maintenance using tools like Jenkins, CircleCI, Docker, Github Actions, GitlabCI, and AWS cloud infrastructure; - QA tools include Cypress, Cucumber, Jenkins, Postman, Selenium and Capybara; - Holds a Master's Degree in Network Engineering and Economics; - ISTQB Certification. AWS and Cisco security trainings. - Availability and start: full-time, in two weeks

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Seniority Senior (5-10 years)
Location Kyiv, Ukraine
System Architecture
JavaScript
Rust
Go
Java
Autopsy
Burp Suite
Kali
MPI DSS
Nessus
Nikto
OpenVas
OSSEC
OWASP
Sleuth
Tornado
Wireshark
Caffe
ChatGPT
Claude
CoPilot
DeepCoder
Gemini
GenAI
GPT
H20
LLaMA
Mistral AI
n8n
NLP
PyTorch
Scikit-learn
Shogun
TensorFlow
Cobol
Kotlin
PHP
Python
Solidity
Actix Web
Axum
Rocket
Apache Spark
Spring Boot
CodeIgniter
Laravel
Yii
Django
Flask
Ethers.js
Moleculer microservices framework
Express
NestJS
Node.js
React
Vue.js
ADLS
Apache Beam
Apache Glue
Azure Data Factory
Lakehouse
Microsoft Azure Synapse Analytics
Apache Hadoop
Bigtable
Cassandra
Clickhouse
Data Lake
ELK stack (Elasticsearch, Logstash, Kibana)
MongoDB
MySQL
PostgreSQL
Redis
Sequilize
Typeorm
Alibaba Cloud
Azure
GCP
Hetzner
AWS DevOps
Azure Blob Storage
Azure HDInsight
Dataflow
Google BigQuery
Ansible
Anycast DNS
BareMetal
GitLab CI
Jenkins
MetalLB
Atlassian Confluence
Jira
Miro
Notion
Redmine
Bash
BGP
Networking
Metasploit
Postman
ClickUp
Excel
Creatio
Navision
Termius
Draw.io
Figma
Foundry
Hardhat
OpenZeppelin
Rollups
Subgraph
Subsquid
Tokio
Truffle
Yul
ZK-Rollups
Git
Github Actions
Grafana
Prometheus
GraphQL
RESTful API
Kubernetes
Terraform
Atlassian
Azure Event Hubs
DICOM
EnCase
FHIR
FTK
HL7
RS-232
URT
X1
КУБ24
...

* Accomplished Solution Architect, Technical manager with 13+ years of progressive experience in architecture design and a comprehensive understanding of project management and software development. * Orchestrating process implementations, ensuring tasks are completed within strict deadlines and budget, and delivering tangible business benefits. * Operational expertise includes Strategic Planning, Process Optimization, Change Management, Risk Management, Compliance and Governance, Requirement Analysis, Delivery Management, Process Improvement, Client Engagement and Retention, Business Analysis, A/B analysis, Product strategy developing, Report generating, and Compiling result reports. * Leadership and Management: Team building, Stakeholder Management, and Conflict Resolution.

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Seniority Architect/Team-lead
Location Kyiv, Ukraine
Delphi 20yr.
React
Node.js
Assembler
Assembly
C++
Go
Java
JavaScript
PHP
PL
Python
Scala
NumPy
Angular
Vue.js
Ant Design
Apache Spark
Spring Boot
FastAPI
Laravel
Symfony
Yii
Zend
Matplotlib
Pandas
Scrapy
PhpStorm
Power BI
Qlik Sense
Tableau
AWS DynamoDB
CouchDB
DataGrip
FireBird
Informix
MariaDB
Microsoft SQL Server
MongoDB
MySQL
MySQL Workbench
NoSQL
Oracle Database
PL/SQL
PostgreSQL
RDBMS
Redis
SQL
SQL Server Management Studio
Toad
AWS
AWS Aurora
AWS Security Groups
Google BigQuery
API
GraphQL
IntelliJ IDEA
PyCharm
Qt Framework
Visual Studio
WebStorm
Perl
Selenium
Usability tests
Delphi UI
Erwin
Firebase Firestore
IDE
InterBase
Microsoft Project
PowerDesigner
Vue draggable
...

- Software Engineer with over two decades of experience, specializing in system design, and system integration (System Design, Technical Leadership, System Integration, Scalability, Security, Communication, Documentation); - Strong abilities with React.js for building, interactive web applications; - Experienced in Java, Spring Boot, and creating microservices; - Skilled in Node.js for backend development; - More than 20+ years of experience with Delphi, Deep knowledge with different versions of Delphi to 10.2; - Experience with various localisations and Delphi UIs; - Expert in various programming languages including C++, JavaScript, and Python; - Experienced in database management with Oracle, MySQL, and PostgreSQL among others (Data Modeling Database Management, Normalization and Denormalization, Data Integrity, Data Warehousing, ETL, SQL and Query Optimization, Database Design, Stored Routines and Packages, Data Backup and Recovery, Data Migration, Web Scraping); - Experience in technical leadership in various domains such as enterprise software, finance, and healthcare.

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Seniority Expert (10+ years)
Location Ukraine
Bash 10yr.
Shell Scripts 10yr.
MySQL 10yr.
Ansible
Ansible Playbook
Perl 8yr.
Python 5yr.
MS Azure 5yr.
ITIL 5yr.
Oracle Database 4yr.
AWS 4yr.
PostgreSQL 3yr.
GCP 3yr.
AWS ElasticSearch 2yr.
MongoDB 2yr.
ServiceNow API 1yr.
Jira Service Desk 1yr.
Basic
Java
Pascal
juniper
NPM
Kibana
ELK stack (Elasticsearch, Logstash, Kibana)
Microsoft SQL Server
NoSQL
ORM
rrd
Azure
AWS CLI (Amazon Command Line Interface)
AWS CloudWatch
AWS CodeDeploy
AWS CodeDeploy mail
AWS EB (Amazon Elastic Beanstalk)
AWS Elastic Kubernetes Service (EKS)
Azure Key Vault
Hyper-V
MS Exchange
Agile
ITSM
Scrum
Waterfall
CI/CD
DevOps
GitLab CI
Jenkins
OpenVPN
Apache Tomcat
BGP
CIFS
Diameter
Dovecot
LDAP
mrtg
OSPF
Postfix
RADIUS
RDP
Samba
TLS
VLAN
VPN
BitBucket
GitHub
Bitrix
Bitrix24
Citrix
Red Hat OpenShift Container Platform
Containerd
Docker
Docker Compose
Docker Swarm
ESXi
Horizon
Kubernetes
KVM (for Kernel-based Virtual Machine)
LXC
LXD
Oracle VM VirtualBox
Proxmox
Qemu
Terraform
virtualization
VmWare
Exim
FreeBSD
HP-UX
Linux
macOS
MacOS Server
NetBSD
SunOS
Unix
Windows
Grafana
Monit
Nagios
Prometheus
SIP
Zabbix
Jira
OTRS
RequestTracker
Kafka
RabbitMQ
Office 365
BAS
cisco
Courier
CSIM
DELL
DRS
Esx
Extreme
GSM Networking
HP
jre
Microtik
MS Project
Sendmail
Stunnel
Supermicro
VxLAN
windows rds
...

- Over 20 years in IT with a master's degree in Cybernetics - Proficient in Ansible: Extensive experience in deploying and managing Ansible-driven infrastructure, particularly highlighted in roles as SRE/Architect (Aug 2018 – Present) and Senior DevOps Engineer/Lead Sysadmin (Aug 2020 – May 2021), where Ansible was pivotal in scaling a learning platform from 1,000 to over 100,000 students and in key migration projects. - Expertise in Windows Environments: Demonstrated strong skills in managing Windows environments, especially as an SRE/Architect (Aug 2018 – Present) and CTO (2013 – Mar 2022), involving Windows AD+MSSQL backoffice management and ITIL Service Management framework implementation on Windows platforms. - Versatile IT Roles with Ansible and Windows: Across various roles including IT Service Manager, Senior DevOps Engineer, and CTO, consistently applied Ansible and Windows technologies in large-scale infrastructure projects and day-to-day operations, showing versatility and depth in these areas. - Managing the growth of the learning platform from 1,000+ to 100k+ active students - ITIL v3 Foundations Certificate - More than 5 years of experience in leading ITIL Service Management capability and implementing end-to-end ITIL Service Management framework - Strong experience in using ServiceNow and Jira Service Desk for ITSM - Experienced IT/Telecom Specialist - UNIX and UNIX-Like OS (FreeBSD, Linux, SunOS, MacOS X) background - Over 20 years of Windows/windows server family. From NT4.0 /win3.1 up to Server2019. As well as upgrading Up to 15 years with server HW, and 13 years with storage solutions - Infrastructure problem-solver with a strong view on reliability, performance, and disaster recovery - Fluent English

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Seniority Senior (5-10 years)
Location Ukraine
Kubernetes
AWS
DevOps
Python
Java
Ruby
Ruby on Rails
Spring
Microsoft SQL Server
MongoDB
MySQL
NoSQL
PostgreSQL
RDBMS
DigitalOcean
GCP
AWS Aurora
Google Kubernetes Engine (GKE)
MS Azure
Active Directory
CircleCI
Gradle
Jenkins
OpenVPN
Apache HTTP Server
Nginx
Puma (Ruby/Rack Web Server)
Atlassian Trello
Jira
OTRS
Bash
Centos
Debian
FreeBSD
FreePBX
Oracle Solaris
RedHat
Ubuntu
Citrix XenApp
Docker
IPSec VPN
Terraform
Thinstation
VMWare ESX
ETH (Ethereum blockchain)
Polkadot
GitHub
GitLab
Grafana
Monit
Nagios
Prometheus
SENSU Monitoring
L2TP
OSPF
PowerDNS
Linode API
Balena OS
Citrix PS4
ClamAV
G-Suite
McAfee Endp. Pro
NAS QNAP
SpamAssasin
Symantec Endp
VMw. vSphere5
VMw. Zimbra
Windows 2003\XP
Windows 7\8
WindowsTS2003\08
Yocto
...

- 24 years of professional expertise in the IT industry; - 2+ years of work experience with Kubernetes; - 6+ years of experience with Docker; - Solid skills in working with AWS Cloud Platform; - Experience with blockchain projects on Ethereum and Polkadot; - Deep knowledge of building and supporting monitoring and alerting systems using Grafana and Prometheus; - Good understanding of work with Terraform. - Skilled in designing, building, and improvement of the IT infrastructure; - Experienced in the implementation of solutions on Microsoft\ Apple \ and Unix platforms - Deep understanding of building virtual and cloud environments; - Experience in building corporate backup systems;

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Seniority Senior (5-10 years)
Location Cherkasy, Ukraine
active admin
Oracle VM VirtualBox
App Service
Gambling & Betting
MS SQL Server Management Studio
...

Detail-oriented software engineer with over 5 years of experience in full-stack development and expertise in modern programming languages such as Python, JavaScript, and Java. Demonstrated knowledge in agile methodologies, object-oriented programming, and software development life cycle (SDLC). Holds a Computer Science degree and has a track record of implementing robust code for high-volume businesses. Proficient in using technologies like React, Node.js, and Docker, with extensive experience in database design and management using SQL and NoSQL databases. Solid background in developing and optimizing algorithms, data structures, and system design, ensuring best practices in code quality and software architecture.

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Seniority Junior (1-2 years)
Location Victoria West, South Africa
Bash 5yr.
Python 5yr.
Prometheus
New Relic
Datadog
Microsoft Azure Synapse Analytics
Microsoft Azure SQL Server
MS SQL Server Management Studio
SQL
AWS
Amazon Elastic Load Balancer
AWS Auto Scaling
AWS CLI (Amazon Command Line Interface)
AWS IAM
Microsoft Azure API
API
ServiceNow API
Atlassian Trello
CI/CD
Mentor Aptitude
monday.com
QA Automation
SVN
Amazon Command Line Interface
AWS ELB
Cloud IAM
PaaS
...

An engineer possessing a Master’s degree in Computer Applications and certifications including CCNA R&S and Google Cloud Professional Cloud Architect, has a solid foundation in IT Operations and Cloud Infrastructure. The engineer offers over 7 years of experience in monitoring and managing complex IT environments, with a track record of reducing system downtime by 30% and enhancing system performance by 5-7% through innovative monitoring solutions. Technical proficiencies include a range of Monitoring Tools such as Grafana and Splunk, Cloud Platforms like Google Cloud and Azure, and languages such as Bash and Python. They have demonstrated expertise in APM, automating cloud responses, and managing cloud resources, supporting their profile with the hands-on application of technologies and tools in real-world project environments to optimize performance and efficiency.

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Seniority Senior (5-10 years)
Azure DevOps
Usability tests
Go
Python
Docker
VBA
Neural Networks
Spring Core
Azure VM
CI/CD
Jenkins
FortiGate
MDM
microservices
OOP
Nmap
QA Automation
CIS Benchmarks
Cisco ASA
VxLAN
...

Engineer with extensive experience in network security and DevOps, holding a BSc in Electrical Engineering and Informatics. Over 9 years in the industry, showcasing a proven track record with high-profile employers like Cisco and Deutsche Telekom. Mastered languages and technologies like GO, Python, Docker, and Kubernetes, contributing to the improvement of security practices and infrastructure efficiency. Possessing key certifications including CISSP, OSCP, and various Cisco credentials. Distinguished by significant contributions to open-source projects on GitHub and by developing innovative solutions to manipulate packets and optimize cloud platforms capabilities.

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Seniority Senior (5-10 years)
Location Hungary
AWS 2yr.
Azure 2yr.
Terraform 2yr.
Ansible 2yr.
Jenkins 2yr.
JavaScript
Python
Django REST framework
HTML
Data Scraping
Data visualization
Microsoft SQL Server
MySQL
PostgreSQL
DevOps practices
Apache HTTP Server
Nginx
DRY
FDD
RESTful API
Selenium
DevSecOps
Marathon
...

A proficient software engineer with a strong background in DevOps and cloud engineering, skilled in building scalable, secure, and resilient infrastructure. Over three years of experience in high-level solution architecture and CI/CD pipeline automation across multiple cloud platforms (AWS, Azure, GCP). Holds an AWS Certified Solutions Architect certification and demonstrates expertise with a wide range of technologies including Kubernetes, Terraform, Ansible, Jenkins, and Docker. Utilizes DevSecOps practices integrating security into automated pipelines and excels in monitoring and observability with tools like Prometheus and Grafana. The engineer's background in applied statistics and data science underpins their methodical and efficient approach to problem-solving and system architecture. This candidate stands out with hands-on experience in automating workflows and offers a proven track record of improving software delivery and system reliability in fast-paced environments.

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Seniority Middle (3-5 years)
Location Armenia
Customer Service
Google Workspace
Zapier
Data Entry
LiveChat
...

A capable Virtual Assistant with over a year of experience in providing exceptional support to teams and businesses. Demonstrates expertise in CRM and client management, lead generation, email marketing, customer support, project coordination, automation, and process optimization. Possesses a strong proficiency in a suite of key tools including HubSpot, Apollo, Lemlist, and Trello, combined with certifications in virtual assistance. Experience in customer-facing roles and administrative support further showcases adaptability and commitment to excellent service. Notably recognized for upskilling efforts during a career break.

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Seniority Junior (1-2 years)
Location Sapele, Nigeria
Go 5yr.
PostgreSQL 5yr.
microservices 5yr.
Kafka 5yr.
Kubernetes
chi
Echo
Fiber
Gin
Gorilla Mux
GORM
Vuetify
MongoDB
BitBucket
CircleCI
Docker
...

The software engineer in question boasts an impressive 5+ years of proven experience primarily as a Golang developer, exhibiting deep expertise in technologies such as Postgres, Kafka, Redis, and frameworks like Gin and Echo. A history of engaging with complex logistics and social platforms showcases this engineer's strengths in microservices architecture, full SDLC involvement, and proficiency with Docker and Kubernetes for containerization and orchestration. Their technical acumen is further evidenced by successful projects like the integrative 'AxleApi' and the innovative 'ConnectUp', demonstrating the capability to lead architecture design and to implement robust solutions. Their role often extends beyond coding to include mentoring peers, reviewing code for quality assurance, and contributing to deployment strategies, encapsulating a well-rounded engineering skill set for modern software development environments.

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Seniority Senior (5-10 years)
Python 3yr.
Django REST framework 3yr.
AWS
Docker
Next.js 3yr.
Node.js 3yr.
React 3yr.
C/C++/C#
FastAPI
Redux
Kibana
MongoDB
PostgreSQL
Redis
Azure
DigitalOcean
Bash
Celery
RabbitMQ
Kubernetes
VMWare ESXi
GraphQL
Stripe
Twilio
Jenkins
Linux
Logstash
Prometheus
Nginx
WebSockets
OpenStack
...

An experienced Full Stack Developer with a strong background in Python, Django, and microservices. With 3+ years of industry experience, the engineer has a proven track record of designing, developing, and deploying scalable web applications across various platforms. Expertise includes backend development, cloud platform integrations with AWS and Azure, and containerization with Docker. The candidate has a robust engineering education with a BSc in Electrical Engineering and an MS in Cyber Security, reinforcing a solid foundation in software development and security. Key achievements include successfully deploying Jenkins for CI/CD, building real-time communication applications using Django Channels and Websockets, and optimizing cloud infrastructure for performance and reliability. This profile boasts advanced knowledge in CI/CD pipelines, Kubernetes orchestration, full-text search integration using Elasticsearch, and payment gateway integrations.

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Seniority Middle (3-5 years)
Location Pakistan
Delphi 25yr.
SQL
Visual Basic
Pascal
jQuery
Crystal Reports
Power BI
Dbase
FireBird
Microsoft SQL Server
MySQL
PostgreSQL
SQLite
Allure Report
BDD
Excel
Sage ERP (Sage 300)
DB
InterBase
...

Software engineer with over 25 years of development experience, possessing extensive expertise in Delphi (VCL/FMX) and database management across various sectors. Notable for implementing performance-focused custom applications, this engineer's technical proficiency also spans C#, Visual Basic, SQL, and multiple database systems. They have a strong track record in system administration and IT support, having worked with reporting tools like Crystal Reports. Holds a Diploma in Computer Program from BIG SERVICE, showcasing a solid foundation in computer science.

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Seniority Expert (10+ years)
Location Antananarivo, Madagascar
AWS 5yr.
TypeScript 5yr.
Node.js 5yr.
AWS Lambda 5yr.
serverless 5yr.
...

Accomplished Cloud Developer & DevOps Engineer with over 5 years of experience specializing in AWS services and serverless technology. Proficient in automating and optimizing back-end systems using TypeScript, Node.js, and cloud-native platforms, with a record of reducing execution time and costs in AWS environments. Extensive knowledge of infrastructure-as-code and CI/CD tools, including Terraform and GitHub Actions. Bachelor in Computer Science with a strong background in designing fault-tolerant architectures, asynchronous messaging patterns, and implementing DevOps practices to enhance software delivery. Holds multiple certifications including AWS Certified Solutions Architect - Associate and AWS Certified Security - Specialty.

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Seniority Senior (5-10 years)
Location Karachi, Pakistan
Python 8yr.
Django 7yr.
Django REST framework 7yr.
SQL
Jinja2 7yr.
Django Ninja 2yr.
Go
JavaScript
Solidity
TypeScript
LLM
OpenCV
CSS3
HTML5
SASS
Django ORM
Echo
Fiber
Gin
AWS ElasticSearch
PostgreSQL
AWS
DigitalOcean
GCP
Azure App Service
Django unit-tests
Unit Testing
Docker
GRPC
JWT
IPFS (InterPlanetary File System)
Jenkins
Jenkins CI
Kafka
RabbitMQ
Linux
Nginx
sendgrid
InterPlanetary File System
IT security audits
Python Django
...

Backend Software Engineer with over 8 years of experience, specializing in Python, Go, and cloud-native technologies. Expert in API development, system architecture, and integrating distributed systems within research, regulated, and blockchain fields. Proficient in Python, Go, SQL, Docker, Kubernetes, AI/ML tools, and cloud services (GCP, AWS). Has led backend development for decentralized applications, real-time monitoring, file-sharing systems, and automated SDLC focusing on security and performance. Demonstrates proficiency in DevSecOps, regulatory compliance, and modern backend frameworks.

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Seniority Senior (5-10 years)
Location South Africa
Java 15yr.
Java Swing
JavaFX
Hibernate
EJB
Jasperreports
JMS
MS Dynamics 365
Ruby on Rails
Flyway
PostgreSQL
relational databases
SQL
SQLite
Amazon EventBridge
Agile
Apache ActiveMQ
Apache Maven
Bash
BitBucket
Eclipse
Facebook Auth
Winforms
IBM WebSphere Application Server
JBoss
Jenkins
New Relic
Jira
APM
Protobuf
...

Software Engineer with over 15 years of experience, possessing a Bachelor's degree in Mechanical Engineering and Computer Science. Expertise includes Java, JavaFX, RESTful APIs, multithreading, and UI frameworks. Established track record in database optimization and system integration, having resolved critical memory leaks and threading issues, and refactoring database layers for increased performance. Proficient in Agile SDLC, with a successful transition from SVN to Git. Key projects include developing utility applications for certified election result dissemination and performance enhancements in complex software systems.

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Seniority Expert (10+ years)
Location Conroe, United States
Project Management
AI
Agile
DevOps
Delivery Management
...

A seasoned software engineering leader with over two decades of global industry experience specializing in BFSI, AI-driven digital transformation, and Salesforce. Has an agile and DevOps-focused engineering background with a strong understanding of end-to-end AI workflows. Boasting a history of significant contributions in DevOps pipeline optimizations, cloud technologies, and AI model monitoring. Expertise in navigating complex project management within Agile frameworks. Proven success in leading high-impact AI transformation projects, ensuring scalability and operational excellence. Technical skills include AWS Cloud, Agile + DevOps Integration, and Salesforce, alongside proficiency in implementing Generative AI and LLM solutions.

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Seniority Expert (10+ years)
Go
Node.js
PHP
AI
C
Java
JavaScript
Python
.NET
React
AWS DynamoDB
MySQL
Redis
SqlServer
AWS Cloudformation
AWS Kinesis
AWS Lambda
AWS S3
AWS SQS
Firehose Kinesis
GitHub Copilot
...

Accomplished Software Architect and Hands-on Engineering Manager with a strong history of building, leading, and mentoring cross-functional teams in designing, developing, and deploying high-scalability, secure software solutions leveraging cloud platforms, microservices architectures, CI/CD pipelines, and performance optimization strategies. Experienced in both startup environments and well-established organizations, with expertise in architecting reliable distributed systems, implementing best practices, and driving innovation while delivering quality software.

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Seniority Expert (10+ years)
Location United States
CI/CD
Mulesoft
Salesforce
B2C Commerce Cloud
JavaScript
Async Apex
Salesforce Lightning Component
CSS3
HTML5
jQuery
Azure
API
Flows
Front-End Web Development
...

We have an exceptional full-stack developer with over 10 years of specialized Salesforce experience, particularly strong in B2C Commerce solutions. This candidate has successfully delivered enterprise e-commerce platforms for clients across multiple industries, handling both complex back-end architecture and user-facing front-end development.Key Qualifications for Your Project Salesforce Expertise: Extensive experience across Service Cloud, Sales Cloud, Financial Services Cloud, Communications Cloud, and Marketing Cloud, enabling comprehensive platform integration. B2C Commerce Specialization: Proven track record in building custom integration solutions, including SFTP server connections, third-party service frameworks, LINK integrations, and payment processor cartridges for Adyen and Rakuten. Leadership Background: Brings valuable management experience from the power generation industry and e-commerce business ownership, providing both technical depth and business perspective. Team Collaboration: Known for maintaining calm under pressure, inspiring team members, and delivering results in both small agile teams and large enterprise environments. This developer combines deep technical expertise with strong communication skills and a collaborative approach, making them an ideal fit for complex Salesforce B2C Commerce implementations.

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Seniority Expert (10+ years)
PHP 5yr.
Node.js 5yr.
MySQL 5yr.
JavaScript 5yr.
PostgreSQL
Python
TypeScript
Ant Design
API
Code Review
Git
microservices architecture
Data Migration
Optimism
...

Software Engineer with 5+ years of backend development expertise, focusing on API construction, microservices management, and database performance optimization. Proficient in PHP, Node.js, NestJS, JavaScript, TypeScript, MySQL, and PostgreSQL. Holds a Bachelor degree in Science and has worked on enhancing Shopify web applications and designing scalable backend infrastructures. Known for optimizing MySQL queries to increase performance and improve server stability under high load conditions, resulting in more efficient and maintainable systems.

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Seniority Middle (3-5 years)
Location Surat, India
JavaScript 5yr.
React 5yr.
Node.js 5yr.
Python 5yr.
TypeScript 3yr.
Amazon Machine learning services
AWS ML (Amazon Machine learning services)
TensorFlow
AWS EC2
AWS Elastic Kubernetes Service (EKS)
AWS Lambda
AWS S3
Google Maps API
GraphQL
AWS Elastic Kubernetes Service
RDS
...

Lead Full Stack Developer with 5+ years of experience specializing in developing scalable web applications and architecting cloud-native solutions. Extensive experience with a wide range of technologies like JavaScript (ES6+), TypeScript, Python, React.js, Node.js, AWS, and DevOps tools including Docker and Kubernetes. Proven track record in leading teams, improving system performance, and integrating advanced security measures. Holds a strong background in Computer Science with a high GPA and certifications in AWS and Google Cloud. Recognized for contributions to the tech community and excellence in optimizing real-time systems.

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Seniority Middle (3-5 years)
Location Islamabad, Pakistan
PHP 11yr.
Symfony 11yr.
PostgreSQL
MongoDB
AWS
API
...

Expert with PHP, Symfony, Relational and No-SQL databases. Hands on AWS, Gitlab Ci/CD

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Seniority Expert (10+ years)
Kubernetes
Terraform
Docker
AWS
AWK
PHP
ASP
HTML
InfluxDB
Momentum
MongoDB
MySQL
Oracle Database
PostgreSQL
PowerMTA
Quagga Inspections Database
Azure
DataPipe
Rackspace
Softlayer
AWS Auto Scaling
AWS CloudFront
AWS CloudTrail
AWS CloudWatch
AWS EC2
AWS ECR
AWS ECS (Amazon Elastic Container Service)
AWS Elastic Kubernetes Service (EKS)
AWS IAM
AWS RDS (Amazon Relational Database Service)
AWS Route 53
AWS S3
AWS SES (Amazon Simple Email Service)
AWS SNS
AWS VPC
AWS WorkSpaces
Azure Resource Groups
Azure VM
Ansible
CI/CD
CI-CD Pipeline
Jenkins
Apache HTTP Server
Apache Tomcat
JBoss
Nginx
Oracle WebLogic Application Server
squid
Asterisk
Gentoo
Bash
CLI
Perl
Regexp
BIND
bsnmp
DHCP
DNS
Dovecot
FTP
IPFilter
ipfw
IP-PBX
IPTable
isc-dhcp
mrtg
MTA
net-snmp
nfs
Packet Filter
PfSense
POP3
Postfix
proftpd
Proxy
Samba
SNMP
TFTP
VPN
BitBucket
Git
GitLab
Perforce
SVN
Cacti
Cadvisor
check_mk
Monit
Nagios
Prometheus
smokeping
Debian
FreeBSD
Linux
Mandriva
RedHat
Ubuntu
Windows
Docker Swarm
OpenConnect
Openswan
OpenVPN Access Server
OpenVZ
XEN
Jira
Sendmail
...

- More than 15 years of experience in IT; - 4+ years of experience as a DevOps engineer; - 4+ experience with Kubernetes, Docker, and Terraform; - Good understanding of AWS Cloud Platform; - 2+ experience with Grafana; - Creating new development environments in the AWS cloud; - Deep skills in creating new development environments in the AWS Cloud; - Experience with migration to AWS; - Good knowledge of creating infrastructure and Security levels on AWS; - Experience working with databases; - Good skills in working with high loads; - ASAP

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Seniority Senior (5-10 years)
Location Ukraine
bug fixing
Parsers
Unix
...

Software engineer with over 27 years of experience, specializing in RDBMS and system software design. Core expertise in developing features and bug fixes for MySQL, including authorship of client-server protocol, lexer, parser, and SQL commands. Proficient in C, C++, and SQL with a demonstrated history of improving software performance and security, evident by contributions to MySQL's client-server protocol deployed in NASA's Mars Rover mission. Notable milestones include a groundbreaking symbol resolution method soon to be published in Springer's 'SN Computer Science' journal and multiple MySQL awards, including 'MySQL Rock Star 2025'. Holding a Bachelor of Sciences from the Institute of Technology, University of Belgrade, with a diverse language skill set and a portfolio of open-source contributions.

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Seniority Expert (10+ years)
Python 10yr.
C 10yr.
Linux Networking 7yr.
eBPF
Go
Linux 5yr.
AWS 3yr.
Azure 3yr.
Hack
Java
PHP
Rust
Puppeteer
AWS ElasticSearch
PostgreSQL
SQL
ADFS
Azure Key Vault
Android
Ansible
Bamboo
Jenkins
OpenVPN
Puppet
Apache HTTP Server
Apache Tomcat
LAMP
Nginx
Windows Server
Atlassian Confluence
Jira
Bash
Perl
PowerShell
BitBucket
Git
GitLab
Cacti
Grafana
Nagios
Prometheus
Centos
Linux Kernel
macOS
SLES
Ubuntu
Consul
HAProxy
Samba
StrongSwan
VPN
Docker
Kubernetes
KVM (for Kernel-based Virtual Machine)
LibVirt
Nomad
Packer
Terraform
Vagrant
VmWare
XEN
Gentoo
Office 365
AD
Cobbler
Domoticz
Icinga2
LEDE
Observium
OpenWiFi
OpenWrt
RHEL
SUSE
vallumd
...

- Experienced software engineer with 20+ years in Linux-based systems and infrastructure automation; - Skilled in developing networking tools and microservices in C, Go, Rust, and Python; - Hands-on experience with embedded platforms such as OpenWrt and LEDE; - Worked with distributed networking tools including vallumd for IPset distribution; - Experienced in firewall setup, routing, and network performance tuning; - Built CI/CD pipelines and automated deployments using Terraform, Ansible, GitLab, and Docker; - Familiar with Kubernetes and infrastructure-as-code practices in hybrid environments; - Used Bash and Python to automate system processes and infrastructure tasks; - Worked on wireless and telecom-related projects, including Express Wi-Fi and Android-based OTA tools; - Maintained and customized Linux distributions across ARM, MIPS, and x86 architectures for embedded and cloud systems.

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Seniority Architect/Team-lead
Location Bulgaria
cisco
VPN
Fiber
juniper
AWS
Azure
AWS Transit Gateway
AWS VPC
3G
4G
ARP
BGP
DHCP
DNS
DTP
EIGRP
FTP
GlobalProtect
GNS3
GSM
IPSec VPN
IPv4
IPv6
MPLS
Multicast
NAT
Network Automation
OSPF
SD-WAN
STP
TCP
VLANs
VTP
Ansible
Cacti
Splunk
Qemu
SDN
Linux
Windows
Microsoft Word
Office 365
PowerPoint
ServiceNow API
Coax
F5 Big-IP
Fortinet
JNCIA certification
LTE
MPLS L2VPN
Palo Alto
PRTG Monitor
Pulse Secure
Remedy
UMTS
VPLS
Zscaler
...

- Network Engineer with 7 years of a solid track record of successfully troubleshooting, implementing, and maintaining complex network infrastructures. - Expertise spans enterprise, data center, and ISP environments, encompassing vendors like Cisco and Juniper for routers and switches, Fortinet and Palo Alto for firewalls, and F5 and Pulse Secure. Additionally, experience in Zscaler VPN SSL clients and Azure and AWS Cloud environments. - Previous roles included network operations, support, design and implementation, architecture, and end-to-end network implementation. - Currently holds the following certifications: Cisco's CCNA and CCNP, Juniper's JNCIA, JNCIA-Security and JNCIS-Service Provider and Amazon's AWS Cloud Practitioner. - Available to travel to customer site if required. - Available to work outside business hours, including weekends and bank holidays. - Proficiency English

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Seniority Senior (5-10 years)
Location Bucharest, Romania
Okta
Python
JSON
Salesforce
SalesForce Workflow
Webex
AWS
Azure
DigitalOcean
AWS IAM
AWS Lambda
AWS WorkSpaces
Azure AD
Azure AD hybrid identity
Azure Service Bus
Azure VM
Entra ID
Hybrid AD
Hyper-V
Google Workspace
Active Directory
Addigy
JAMF
Kandji
MDM
API
ServiceNow API
Atlassian Confluence
Cisco Meraki
LAN
LDAP
PfSense
VLAN
VPN
WAN
Debian
Linux
Ubuntu
Gentoo
Landscape
Office 365
Helpdesk
Quadient Automation
SharePoint
Zoom
ITSM
Project Management
VMWare ESXi
Windows Server
HP
Microsoft Intune
Mikrotik
NAS
Okta Active Directory
Okta API
Okta IdP administration
Okta Workflows
RAID
RBAC
...

- 16+ years of expertise in user lifecycle and identity management, access management (IAM), IT operations and helpdesk support, and system administration. - Hands on Okta (SSO, MFA, API, Workflows, IdP) and other IT automation. - IT infrastructure management (cloud, servers and networking, seamless deployment of services, IT processes optimization and reliability).

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Seniority Expert (10+ years)
Location Khmelnytskyi, Ukraine
Linux 15yr.
Ansible 5yr.
Terraform 5yr.
Bash 5yr.
Docker 5yr.
Python
Kibana
MySQL
Redis
AWS
Harbor
ArgoCD
*nix Shell Scripts
Kafka
RabbitMQ
Logstash
TCP/IP
GlusterFS
HashiCorp Packer
...

Software engineer with over 15 years in IT, specializing in DevOps methodologies and Linux systems. Expertise includes heavy use of configuration management tools such as Ansible and Terraform, containerization with Docker, Kubernetes and Docker Swarm, and CI/CD pipeline construction with Jenkins, Gitlab CI, and GitHub Actions. Proficient in cloud technologies, predominantly AWS, and capable of both maintaining large infrastructures and migrating services to the cloud. Accomplished in system monitoring using tools like Nagios, Prometheus, and Grafana. Holds a Master's degree and advanced networking education, with a history of building complex infrastructures and improving deployment processes in distributed team settings.

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Seniority Expert (10+ years)
Location Romania
Linux 12yr.
Red Hat OpenShift Container Platform 3yr.
AWS
Azure
GCP
OCI
AWS Backup
AWS CloudTrail
Hyper-V
Active Directory
Docker
Kubernetes
Terraform
vSphere
BCP
EMC Clariion
RedHat Satellite
SAN
...

- Accomplished IT & Cloud Consultant with over 12 years of diversified experience in IT Infrastructure, hybrid cloud technologies, and storage solutions. - Proficient in Linux-based systems, Red Hat OpenShift, Ansible automation, and implementing effective CI/CD pipelines, with a solid grasp of cloud platforms such as AWS, Azure, and GCP. - Demonstrated expertise in leading large-scale migrations, ensuring resilient and scalable infrastructure through proactive management and optimization of computing resources. - Holds an array of industry-recognized certifications, including OCI, RHCE, and DELL EMC Avamar, underscoring a commitment to professionalism and continuous learning. - Strong foundation in practical applications of UNIX/Linux, VMware, Microsoft solutions, backup/recovery practices, and cloud-native monitoring tools. - Combines deep technical skills with methodological IT operations management to develop automated, efficient, and compliant system environments.

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Seniority Expert (10+ years)
GCP Security
AWS Security
OWASP
JavaScript
PHP
Python
TypeScript
ELK stack (Elasticsearch, Logstash, Kibana)
Azure DevOps
GitLab
Jenkins
Kubernetes
Terraform
Linux
Windows
Splunk
Threat Modeling
Vulnerability Management
AlienVault
ASVS
Containers
DAST
IaC
MASVS
SAMM
SAST
SCA
Secure code review
Secure SDLC
SIEM
...

- Cybersecurity specialist with 10+ years of extensive experience in securing cloud environments, applications, and infrastructure. - Specializes in GCP and AWS security, including secure architecture design, vulnerability management, and compliance-driven implementation (SOC2, ISO 27001). - Proficient in Python, PHP, JavaScript, TypeScript, and various security tools and methodologies, including DevSecOps, Kubernetes, and OWASP standards. - Experienced in leading cybersecurity teams, managing security programs, and ensuring compliance with standards like ISO 27001, SOC2, PCI, and GDPR. - Extensive experience in securing applications through threat modeling, secure SDLC, and implementing security controls across diverse technology stacks. - Skilled in securing cloud environments, managing SIEM systems, and conducting infrastructure security testing. - Fluent in English (C1), with intermediate Polish (B1+). - Holds ISO27001 Lead Implementer, AWS Certified Security - Specialty, Google Certified Cloud Security Engineer, and eMAPT certifications.

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Seniority Expert (10+ years)
Location Poland
Ansible 8yr.
AWS CloudTrail 6yr.
IaC 6yr.
Azure 3yr.
AWS Security Groups 8yr.
Nessus 6yr.
CloudCheckr Finance Manager 6yr.
Docker Compose 6yr.
MySQL 3yr.
PostgreSQL 3yr.
Azure Kubernetes 3yr.
ACF 3yr.
Palo Alto 3yr.
GCP 2yr.
Snyk 2yr.
Identity Server 1yr.
Checkmarx 1yr.
Github Actions 1yr.
Sonarcloud 1yr.
XDR 1yr.
CSP
Mentor Aptitude
Shell Scripts
Content Security Policy
...

DevSecOps Engineer with over a decade of expertise, specializing in compliance automation and cloud security hardening, underscored by a solid foundation in Computer Science and Software Engineering. Their technical prowess spans CSPM tools, security suite deployment, and vast experience with CI/CD pipelines and major cloud service providers (AWS, Azure, GCP). With proficiency in key programming/scripting languages such as Python, Bash, and PowerShell, they have effectively contributed to various domains, including Healthcare, Business, and EdTech, holding certifications like Azure Security and MS 365 Security. Their track record demonstrates implementing secure solutions, from SIEM enhancements to fortifying high-load NFT trading platforms. The engineer's ability to transform security practices, ensuring robustness and business continuity in fintech and healthcare, positions them as a competitive candidate poised for contributing significantly to prospective projects.

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Seniority Expert (10+ years)
Location Warsaw, Poland
Docker
Splunk
VmWare
Python
C/C++/C#
MS Dynamics 365
k-NN
AWS Quicksight
Frida
Ghidra
GDB
Office 365
GRPC
Cisco ASA
Jadx
...

DevSecOps specialist and system administrator with a 7-year tenure, fusing expertise in secure infrastructure solutions with a security-focused approach to system administration. Key strengths include Docker containerization, Infrastructure as Code practices, and intensive security testing using tools like OWASP ZAP, Black Duck, and Coverity. Demonstrated aptitude in log management and real-time security event detection with Splunk. Technical proficiency spans a broad range of areas including network security, cryptography, and cloud platforms. The engineer's project history showcases successful roles across IoT, E-Commerce, and business domains, with substantial contributions to secure and compliance-heavy environments, while maintaining system reliability and performance.

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Seniority Senior (5-10 years)
Location Gdansk, Poland
JavaScript 8yr.
Node.js 8yr.
React 8yr.
AWS 8yr.
TypeScript
Angular 8yr.
AngularJS 8yr.
Express 8yr.
Koa.js 8yr.
NestJS 8yr.
Angular Material UI 8yr.
Ant Design 8yr.
HTML5 8yr.
LESS 8yr.
SASS 8yr.
SCSS 8yr.
Socket.io 8yr.
Twitter Bootstrap 8yr.
Grunt 8yr.
Gulp.js 8yr.
Mocha.js 8yr.
Mongoose 8yr.
Webpack 8yr.
Ionic 8yr.
AWS ElasticSearch 8yr.
KSQL 8yr.
Memcached 8yr.
MongoDB 8yr.
MySQL 8yr.
PostgreSQL 8yr.
Redis 8yr.
Typeorm 8yr.
Azure 8yr.
GCP 8yr.
GitLab CI 8yr.
Jenkins 8yr.
Docker 8yr.
Docker Swarm 8yr.
Kubernetes 8yr.
GRPC 8yr.
Jest 8yr.
Unit Testing 8yr.
Kafka 8yr.
CSS3 with SCSS 8yr.
Oracle PLSQL 8yr.
React.js Material-UI 8yr.
React.js React Bootstrap 8yr.
Squelize 8yr.
Redux-Saga
CircleCI
Snyk
...

Yurii T. is a senior full-stack developer with 8 years of experience in software development and business. He has a strong background in computer science and is proficient in HTML5, CSS3 with SCSS, JavaScript ES6+, and TypeScript. Yurii has expertise in various frameworks and technologies such as Node.js, Koa.js, Nest.js, React.js, Redux-Saga, MongoDB, PostgreSQL, MySQL, Docker, Docker Swarm, Kubernetes, AWS, GCP, Azure, GitLab CI, Jenkins, CIRCLECI, AngularJS, Angular 2+, and Ionic.He has worked on several projects, including Teroxx, where he developed an all-in-one cryptocurrency wallet app with features like registration, secure asset storage, coin-tracking, real-time transfers, and more. Yurii also contributed to the development of an internal cargo management system for an Italian logistic company, a comprehensive platform called Teamplate with chat, board, data room, calendar, and video call functionalities, and a delivery app called Lezzoo for ordering food, pharmacy items, groceries, and taxis.Yurii is experienced in using Apache Kafka, GRPC, Mocha.js, Jest.js, SNYK, Unit Tests, Twitter Bootstrap, Angular Material, React.js Material-UI, React Bootstrap, SASS, SCSS, LESS, Mongoose, Squelize, Typeorm, Gulp, Grunt, Webpack, MySQL, Oracle PLSQL, Redis, Elasticsearch, Memcached, and KSQL.He has also worked on projects like QueenCar, a ride-sharing app, Nimbla, a web app for invoice insurance, Shift, a delivery and transport marketplace, and The Hub, a community platform for creators.Yurii's technical skills, extensive experience, and proficiency in various programming languages, frameworks, and tools make him a standout candidate for software engineering positions. He has a strong understanding of software development methodologies, principles, paradigms, and patterns, and follows industry-standard software development practices.

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Seniority Senior (5-10 years)
Location Kyiv, Ukraine
Data Entry
active admin
Google Docs
Research Skills
Supervised /
...

With several years of hands-on experience in the field, i exemplify a strong foundation in administrative duties, backed by a proven track record of effectively managing administrative aspects of projects. Notable achievements include successfully inducting a Project Portfolio Report for a professional exam. This individual has a deep understanding of handling confidential information. The ability to deliver tangible results when tasked with preparing official documents like minutes, bids, and tenders, further indicates proficiency in attention to detail and organizational skills.

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Seniority Senior (5-10 years)
Location Lagos, Nigeria
React 8yr.
Java
Project Management
Scrum
PHP
JavaScript
Android APIs
C/C++/C#
CodeIgniter
Symfony
FastAPI
Flask
React Native
Redux
Redux-Saga
XML
Microsoft SQL Server
MongoDB
PostgreSQL
API testing
Axios
CI/CD
Centos
Linux
Ubuntu
Docker
ISO 9001:2015
ITIL
microservices architecture
Oracle WebLogic Application Server
SNMP
...

Accomplished software engineer with a Bachelor’s degree in information technologies and a demonstrated history of leading successful teams, driving innovation, and delivering impactful software solutions across diverse organizations. Key expertise includes sophisticated project management for systems such as GIS asset management platforms that boosted operational efficiency by 80%. A proven record in developing APIs, optimizing financial systems, and implementing IT infrastructure underpins a strong technical foundation in programming languages such as Java, Python, and JavaScript, and frameworks like Spring Boot, Laravel, and ReactJS. With over a decade of experience, the candidate has harnessed a broad array of technologies, from AWS cloud services to various database systems, and is aligned with expert practices including SCRUM, CMMI, and ITIL. Noteworthy achievements include a customized scholar system for 1300+ users and the pioneering admission tests platform for over 65,000 users, showcasing robust skills in engineering complex software architectures.

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Seniority Expert (10+ years)
Location Puebla, Mexico
SDLC 27yr.
MySQL 27yr.
Responsive Design
Data Lake
LSTM
Ant Design
Java SE
Git
LCDP
UML
Port Security
...

Software engineer with a deep foundation in RDBMS design, including extensive experience in developing and bug fixing MySQL. Expertise in client-server protocols, lexical analysis, parsing, and SQL commands. Highly skilled in C and C++, with notable contributions like the MySQL++ API and software critical to the Mars Rover mission. Holds a BSc in Technology, with proficiencies in English, French, Italian, Greek, and Slavic languages. Recognized with numerous industry awards, including the 'MySQL Rock Star 2025'.

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Seniority Expert (10+ years)
Location Agia Napa, Cyprus
troubleshooting 10yr.
RDBMS 1yr.
IBM Rational ClearCase
Team Leadership
Project Management
Ant Design
NativeJS
MS SQL Server Management Studio
Azure Service Bus
API
Architecture and Design Patterns
FDD
Marketing research
STLC
...

With over a decade of IT support and customer relations, the engineer has a solid track record of driving growth and process improvements in tech-centric roles. Experience includes resolving complex technical issues, optimizing IT systems for improved user experience, and leading cross-functional teams to success. Highlights of their achievements include a significant increase in company revenue, a high rate of customer satisfaction, and earning accolades for exceptional leadership. The engineer's professional background is underscored by impactful roles in operations management and IT support without specifying a computer science education or software engineering particulars.

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Seniority Expert (10+ years)
C/C++/C# 5yr.
Robot Framework 5yr.
.NET Core 5yr.
ASP.NET Core Framework 5yr.
ASP.NET MVC Pattern
Azure Data Factory
Google Spreadsheets
Power BI
Cosmos DB
Memcached
Microsoft SQL Server
MongoDB
Neo4j
PostgreSQL
relational databases
SQL
AWS EC2
AWS Fargate
AWS Lambda
AWS SQS
Azure Blob Storage
Cloud Functions
GCP Storage
Google Docs
API
JWT
OAuth
RESTful API
Winforms
CD DevOps pipelines
Jenkins
DDD
DRY
microservices
GitHub
VoIP
Linux
Unix
QA Automation
Visual Studio
CRM
ERP
Freeswitch
IaaS
MFA
PaaS
Polly
RBAC
...

Senior .NET Developer with over a decade of professional experience, showcasing advanced competencies in scalable and secure web application development, microservices architecture, and cloud solutions. Expertise in crafting optimized code by leveraging C#, ASP.NET Core, Entity Framework, and diverse databases like MS SQL Server and MongoDB. Proven track record in improving system performance, maintainability, and accelerating development cycles through SOLID principles and modern DevOps practices. Demonstrated ability touring in enterprise-level API development, and security enhancements, further leveraging CI/CD, containerization, and serverless technologies in both Microsoft Azure and AWS environments. Adept in applying design patterns and software engineering principles like CQRS, DDD, and the Akka.NET actor model to build robust and fault-tolerant systems.

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Seniority Senior (5-10 years)
Location Ukraine
Java 25yr.
SQL/NoSQL 25yr.
OpenAPI 10yr.
.NET Maui 2yr.
Kotlin Multiplatform Mobile 2yr.
Kotlin 5yr.
Wireshark
C#
JavaScript
Python
PyTorch
Apache Camel
Apache POI
Apache Quartz
Core Java
Jackson
Java EE
Java FX
JavaFX
Java SE
Java Swing
JDBC
JDK8
JMS
JMX
JOOQ
JSON
JSON Forms
JSON Schema
JSON serialization
Jsoup
Lombok
WireMock
DHTML
HTML
HTML/CSS Preprocessors
LESS
XML
RxKotlin
Ktor
WebView
WebGL
Apache ZooKeeper
GeoJSON
Jupyter Notebook
GraphDB
KSQL
TSQL
Web SQL
AWS
Azure
GCP
AWS ECR
EDA
Apache Maven
JUnit
Mockito
Playwright
SSO
Apache POI API
GraphQL
JavaMail API
JSON API
Keycloak
Swagger
Apache Solr
Apache Tomcat
Nginx
Centos
Ubuntu
DNS records
JSON-RPC
SSH
WebDAV
WebRTC
XMPP
Docker
Docker Compose
Docker Registry
Git
SVN
Grafana
Jenkins
Message Bus
MVC
MVVC
MVVM
OOP
TDD
MVP
Web3
Wireframes
Coded UI
CSS/SCSS
Domains and Hosting
ejabberd
Enterprise Java
EventBus
Git (Gitlab/Github/Bitbucket)
Google Domains
Gradle Build
Gradle scripts
Java 8
Java Beans
Java IO
Java NIO
Java Servlet API
Java Socket
Java Sockets
Java TeamLead
Jupiter
MVVM+Rx
Openfire
PLSQL
Reports
Webflux
WebIDE
...

- Having over 25 years of experience as a Senior Software Solutions Architect, Hands-on Technical Team Leader, Full Stack Software Engineer, Business Intelligence (BI), and Applicative Database Administrator (ADBA) - Engineer with extensive experience in software development, demonstrating proficiency in multiple programming languages, including Java, C#, and Python. - Proficient with modern software development methodologies such as Agile and Scrum, ensuring project delivery aligns with business requirements and timelines. - Strong background in computer science with a focus on developing scalable and efficient code, contributing to robust software architecture. - Experience in full software development life cycle (SDLC), including requirements analysis, design, implementation, testing, and maintenance. - Expertise in applying best practices and patterns in software engineering to produce high-quality and reusable code. - Demonstrated success in past projects by optimizing system performance and enhancing user experience through innovative technical solutions.

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Seniority Expert (10+ years)
Location Ramat HaSharon, Israel
Java 5yr.
SDLC 5yr.
1C
VBA
JavaScript
Scala
Hazelcast
JAXB
RESTeasy
Hibernate
Spring
Spring Boot
Informix
MongoDB
MySQL
Redis
AWS
AWS Security Groups
Azure DevOps
Antes
Agile
microservices architecture
SOAP
Apache Maven
JUnit
Mockito
Apache Subversion
BitBucket
SourceTree
SVN
CD DevOps pipelines
Gradle
Docker
Kubernetes
JWT
RESTful API
Stripe
Kafka
RabbitMQ
PCI DSS
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Software Engineer with 5+ years of expertise in developing Java-based enterprise and fintech applications. Spearheaded a 15-member team with a focus on cross-functional collaboration to enhance project outcomes. Highlights include raising production system TPS to 500, reducing bug rates by 15%, and improving application uptime. Excelled in a lead role at i2c Inc., with achievements in reengineering APIs for better performance, implementing DevOps practices, and ensuring 100% system uptime. Technical strengths encompass Java, microservices using Spring Boot, distributed systems, API development, and proficiency with Docker, Kubernetes, and CI/CD. Holds a Bachelor's in Computer Science, backed by industry recognition with the Dean's List Academic Achievement Award.

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Seniority Senior (5-10 years)
Location Lahore, Pakistan
SDLC
API
GCE
Data Lake
JavaScript
X++
Android APIs
C/C++/C#
Django REST framework
Flask
Ext JS
React
KVO
Laravel
.NET Core
Spring Boot
Presto S3
AWS ElasticSearch
MySQL
Oracle Database
PL/SQL
PostgreSQL
Raven DB
SQL
Amazon Elastic Load Balancer
AWS Amplify
AWS CodePipeline
AWS EC2
AWS Security Groups
Banking
ISO
Facebook Auth
Cisco switches
SMPP
GitLab CI
Jenkins
Kafka
Odoo
Unix
AWS ELB
Money Exchange
PACS 004 & 008
RDS
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Senior Software Engineer with over a decade of expertise in designing, developing, and managing software solutions. Specializes in PHP, .NET, Python, Java, alongside advanced knowledge in AWS, Terraform, and CI/CD tools. Proven record in building scalable payment systems, e-commerce platforms, and cloud applications. Demonstrates strong leadership in driving technology strategy and fostering innovative solutions with effective use of DevOps practices to enhance deployment efficiency. Holds a substantial education in computer science complemented by professional certifications in DevOps and Full-stack Development. Experienced in API development, system security, and database management with notable project accomplishments in payment integration and systems automation.

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Seniority Expert (10+ years)
React 5yr.
JavaScript 5yr.
Node.js 4yr.
API testing
QA Automation
AWS
GCP
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The software engineer in profile brings a robust blend of technical abilities and concrete achievements in software development, particularly in JavaScript. With experience ranging from back-end development to DevOps, they have demonstrated proficiency in automation tools like Cypress and Playwright, and testing frameworks such as Jest. They have excelled in roles at tretton37 and SMARTIS, impacting major clients like Polestar and IKEA through initiatives like complete architecture overhauls, developing CI/CD pipelines, and leading the migration of critical systems to the cloud. Their dedication to efficient, quality code is evident in their restructure of automation initiatives and focus on scalability and performance. The engineer has a Bachelor's degree in Organization and Management of Information Systems along with several impactful projects manifesting a deep understanding of SDLC and IaC principles. Overall, the candidate showcases several years of impactful work experience with a strong foundation in computer science and valuable technical expertise.

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Seniority Senior (5-10 years)
Location Ljubljana, Slovenia
Java
Spring Boot
Hibernate
PostgreSQL
Docker
Kotlin
Micronaut
Spring
Java Server Pages (JSP)
WireMock
React
AWS ElasticSearch
ELK stack (Elasticsearch, Logstash, Kibana)
Flyway
Liquibase
Microsoft SQL Server
MySQL
Oracle Database
TimescaleDB
AWS
GCP
Agile
Architecture and Design Patterns
microservices
microservices architecture
Scrum
SOAP
TDD
Apache Maven
JUnit
Mockito
Apache Tomcat
Oracle WebLogic Application Server
Kubernetes
Nomad
Gerrit
Git
Github Actions
SVN
GitLab CI
Gradle
Helm
Jenkins
Grafana
Prometheus
JSP Liferay
RESTful API
Kafka
RabbitMQ
Hybris
Jacoco
Micronauts
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- Senior Software Engineer with 8+ years of experience; - Expertise in Java, Kotlin, Spring Boot, Hibernate, and Micronaut for cloud-based microservices; - Strong background in AWS, GCP, Kubernetes, and event-driven architecture; - Led monolithic to microservices migrations and real-time data processing solutions; - Skilled in database management with PostgreSQL, MySQL, Oracle, and TimescaleDB; - Experience with Kafka, RabbitMQ, and Elasticsearch for scalable data processing; - Ability to design financial and banking software solutions; - Hands-on experience with CI/CD pipelines, Docker, Helm, and GitLab CI.

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Seniority Expert (10+ years)
Location Singapore
Java
AWS
Docker
Kubernetes
Spring Boot
Guava
Jasperreports
Java EE
Java Servlets
Hibernate
Jhipster
Spring
Struts 2
React
AWS ElasticSearch
AWS Redshift
Cassandra
ELK stack (Elasticsearch, Logstash, Kibana)
Flyway
Liquibase
MongoDB
MySQL
PostgreSQL
Redis
AWS Auto Scaling
AWS Lambda
AWS S3
AWS S3 MinIO
AOP
microservices
Grafana
Prometheus
SAP Hybris
JSP Liferay
OpenAPI
RESTful API
Twilio
JUnit
Mockito
Kafka
RabbitMQ
Linux
macOS
Windows
Hybris
PowerMock
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- Java Software Engineer with 7+ years of experience in web services and backend development; - Expertise in Java, Spring Boot, Hibernate, and microservices architecture; - Skilled in containerization with Docker and orchestration with Kubernetes; - Experienced in CI/CD, test automation, and performance optimization; - Experienced in high-load systems, multithreading, and asynchronous processing; - Strong background in AWS (Lambda, S3, Scaling, Redshift) and cloud-based solutions; - Experience in database management with PostgreSQL, MySQL, MongoDB, and Cassandra; - Integrated payment systems such as PayPal, Stripe, and Coingate.

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Seniority Senior (5-10 years)
Location Poland
Kubernetes
Docker
Linux
GCP BigQuery
AWS
Python
VBA
ASP.NET Core Framework
Node.js
React
Svelte
Data Scraping
ELK stack (Elasticsearch, Logstash, Kibana)
Microsoft SQL Server
MongoDB
MySQL
OpenSearch
PostgreSQL
Redis
Azure
GCP
AWS Cloudformation
AWS CloudWatch
AWS EC2
AWS ECR
AWS S3 MinIO
Azure DevOps
Azure MSSQL
Ansible
Dapr
GitLab CI
Gradle
Helm
Jenkins
loki
Apache HTTP Server
IIS manager
Internet Information Services (IIS)
Nginx
Bash
Shell Scripts
Containerd
Portainer
DHCP
DNS
Samba
Github Actions
Grafana
Graylog
Jaeger
Prometheus
Keycloak
Tempo
TemporalIO
Cadence
IAM\RBAC
Kestrel
Metrics Scrapper
Metrics Server
Node Exporter
RDS
WixTool
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Senior DevOps Engineer with 6+ years of experience designing and implementing scalable, secure infrastructure for data-driven platforms: * Expertise in Azure DevOps, Azure Kubernetes Service (AKS), and Azure KeyVault, delivering robust CI/CD pipelines and efficient cloud-based solutions. * Led full DevOps lifecycle for complex enterprise projects, including microservices architectures, logging/monitoring solutions (Prometheus, Grafana, ELK), and resource optimization across Azure, AWS, and GCP. * Deployed and maintained high-availability infrastructure for AI, analytics, and cross-platform applications, ensuring uptime and operational excellence. * Master’s Degree in System Engineering with deep technical knowledge of Windows, Linux, and MacOS platforms.

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Seniority Expert (10+ years)
Location Kharkiv, Ukraine
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