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.
Azure 5yr.
Python 4yr.
SQL 5yr.
Cloudera 2yr.
Apache Spark
JSON
PySpark
XML
Apache Airflow
AWS Athena
Databricks
Data modeling Kimbal
Microsoft Azure Synapse Analytics
Power BI
Tableau
AWS ElasticSearch
AWS Redshift
dbt
HDFS
Microsoft Azure SQL Server
NoSQL
Oracle Database
Snowflake
Spark SQL
SSAS
SSIS
SSRS
AWS
GCP
AWS EMR
AWS Glue
AWS Glue Studio
AWS S3
Azure HDInsight
Azure Key Vault
API
Grafana
Inmon
REST
Kafka
databases
...

- 12+ years experience working in the IT industry; - 12+ years experience in Data Engineering with Oracle Databases, Data Warehouse, Big Data, and Batch/Real time streaming systems; - Good skills working with Microsoft Azure, AWS, and GCP; - Deep abilities working with Big Data/Cloudera/Hadoop, Ecosystem/Data Warehouse, ETL, CI/CD; - Good experience working with Power BI, and Tableau; - 4+ years experience working with Python; - Strong skills with SQL, NoSQL, Spark SQL; - Good abilities working with Snowflake and DBT; - Strong abilities with Apache Kafka, Apache Spark/PySpark, and Apache Airflow; - Upper-Intermediate English.

Show more
Seniority Senior (5-10 years)
Location Warsaw, Poland
JavaScript 8yr.
React 8yr.
TypeScript 5yr.
Node.js 5yr.
Next.js 3yr.
Redux 4yr.
PHP 1yr.
React Native 1yr.
Angular
AngularJS
Backbone.js
Express
jQuery
Koa.js
NestJS
Angular CLI
ngFor
ngIf
NgRx
ngrx-forms
ngSwitch
React Bootstrap
reactive-forms
Redux-Saga
RxJs
Webpack
Angular Material UI
Ant Design
Material UI
Cordova
Ionic
AWS ElasticSearch
FireStore
MongoDB
MySQL
NoSQL
PostgreSQL
Redis
Sequelize
SQL
AWS
AWS EC2
AWS Lambda
AWS S3
Blockchain
Apache HTTP Server
Nginx
API
GraphQL
RESTful API
Conflict Management
Emotional Intelligence (EI)
Mentor Aptitude
Team Management
Team Management Skills
DeFi
Fortmatic
MetaMask
NFT
Smart Contract
Subsquid
Wallet Link
Web3
Docker
Kubernetes
MVC
REST
WebRTC
WebSockets
WordPress
...

10+ years of experience in web development, M.Sc in Software Engineering, GAI, LLMs Front-End: Angular, React, Vue.js (JavaScript & TypeScript) Back-End: Node.js, Next.js, TypeScript , PHP Mobile: React Native AWS Cloud infrastructure Control systems (e.g., Git) and familiarity with DevOps practices for continuous integration and deployment (CI/CD). Unit testing, integration testing, and end-to-end testing. Experience leading and mentoring a team of developers, including assigning tasks, providing guidance, and ensuring the team's success. Ability to motivate and inspire team members, resolve conflicts, and provide constructive feedback. Experience conducting assessments and interviews remotely.

Show more
Seniority Architect/Team-lead
Location Ukraine
AWS big data services 5yr.
Microsoft Azure 3yr.
Python
ETL
AWS ML (Amazon Machine learning services)
Keras
Machine Learning
OpenCV
TensorFlow
Theano
C#
C++
Scala
Apache Spark
Apache Spark 2
Big Data Fundamentals via PySpark
Deep Learning in Python
Linear Classifiers in Python
Pandas
PySpark
.NET
.NET Core
.NET Framework
Apache Airflow
Apache Hive
Apache Oozie 4
Data Analysis
Superset
Apache Hadoop
AWS Database
dbt
HDP
Microsoft SQL Server
pgSQL
PostgreSQL
Snowflake
SQL
AWS
GCP
AWS Quicksight
AWS Storage
GCP AI
GCP Big Data services
Kafka
Kubernetes
OpenZeppelin
Qt Framework
YARN 3
SPLL
...

- Data Engineer with a Ph.D. degree in Measurement methods, Master of industrial automation - 16+ years experience with data-driven projects - Strong background in statistics, machine learning, AI, and predictive modeling of big data sets. - AWS Certified Data Analytics. AWS Certified Cloud Practitioner. Microsoft Azure services. - Experience in ETL operations and data curation - PostgreSQL, SQL, Microsoft SQL, MySQL, Snowflake - Big Data Fundamentals via PySpark, Google Cloud, AWS. - Python, Scala, C#, C++ - Skills and knowledge to design and build analytics reports, from data preparation to visualization in BI systems.

Show more
Seniority Expert (10+ years)
Location Ukraine
Rust
Solana
AI
C#
Java
Kotlin
Objective-C
Python
Swift
TypeScript
Crashlytics
Metal
Lodash
Node.js
React
Slim
Aurora
PostgreSQL
SQL
AWS
GCP
AWS Lambda
Cloud Functions
Blockchain
Anchor
ETH (Ethereum blockchain)
NFT
Smart Contract
API
Linux
macOS
Modbus
Packet Filter
Postfix
Teleport
Nginx
Perl
UX
Akamai Cloud
ALT
Borsh
CPI
Flows
IBM Cloud
Linea
Metaplex
Minting
Mobile App
Nonce
Partial Signatures
Secret Manager
Serde
Token-2022
...

- Senior Blockchain Engineer with 20+ years in software development and a strong track record in the Solana ecosystem; - Experienced in Rust for Solana smart contract development, with extensive experience building on-chain programs for DeFi, staking, NFT, and messaging platforms; - Skilled in full-stack development: React and TypeScript for front-end dApps, Node.js and Python for backend systems; - Experience with AWS and Google Cloud for scalable cloud applications and infrastructure; - Ability to lead teams and manage projects, including migrating Ethereum products to Solana (Community Gaming); - Skilled in blockchain frameworks and tools: Anchor, CPI, Metaplex, Token-2022; - Strong SQL background with hands-on experience in PostgreSQL, MySQL, and SQLite; - Experienced in system architecture, Linux server administration, and distributed applications; - Notable achievements include leading Solana product delivery for NeuralBond (on-chain messaging) and Palus Finance (staking platform).

Show more
Seniority Expert (10+ years)
Location Mexico
PostgreSQL 5yr.
REST 5yr.
TypeScript 3yr.
Python
Go
Gin 5yr.
GORM 5yr.
CSS 5yr.
HTML 5yr.
Zend 5yr.
Docker 5yr.
Git 5yr.
Microsoft Visual Studio Code 5yr.
Gorilla Mux 3yr.
Node.js 3yr.
WebSockets 3yr.
Google Maps API 3yr.
Expo.io 2yr.
Kubernetes 2yr.
Akka Streams 1yr.
Apache Spark 1yr.
ASP.NET MVC Pattern 1yr.
ASP.NET WebForms 1yr.
Entity Framework 1yr.
.Net WCF 1yr.
ATL 1yr.
MFC 1yr.
jQuery 1yr.
XML 1yr.
RubyMine 1yr.
Apache Hive 1yr.
Apache Nifi 1yr.
AWS ElasticSearch 1yr.
Bigtable 1yr.
CockroachDB 1yr.
Microsoft SQL Server 1yr.
MongoDB 1yr.
Oracle Database 1yr.
GCP 1yr.
Dataproc 1yr.
Google BigQuery 1yr.
Google Cloud Pub/Sub 1yr.
Consul 1yr.
REST C++ SDK 1yr.
Qt Creator 1yr.
STL 1yr.
Boosting 1yr.
ChromeDP 1yr.
Assembler
Assembly
C
C#
C++
Java
JavaScript
Kotlin
Ruby
Swift
X++
chi
flax
Google JAX
Grok
JAX
LangChain
NumPy
OpenAI
PyTorch
Spacy
TensorFlow
xAI
MS Dynamics 365
Beego
Echo
Gramework
Boost
Cross-platform UI
Django
FastAPI
Flask
Pandas
React Hooks
Apache Airflow
LightGBM
moving pandas
Aerospike
FoundationDB
Memcached
MySQL
Redis
AWS
Azure
MS Azure
Microsoft Power Platform
Azure DevOps Server (ex TFS Team Foundation Server)
Kitura
Bash
PowerCLI
PowerShell
Centos
FreeBSD
Linux
macOS
Windows
fasthttp
GRPC
NAT
Networking
Design patterns
Observer
Qemu
OpenAPI
Swagger
Mercurial
SVN
Grafana
Prometheus
Zabbix
Qt Framework
Visual Studio
NATS
RabbitMQ
Selenium
TFS
Code Blocks
DAG
fasthhtp
logrus
Multi-threading
Quart
Tesseract OCR
zap
...

* Master’s Degree in Computer Science * 19 years in Software Engineering: Python, Kotlin, Swift, C/C++, and TypeScript in software engineer, team lead, and software architect roles. * Data processing with numpy, pandas, moving pandas, airflow, spark,and nifi. * Designed and implemented a scalable multi-microservice backend for an enterprise AdTech CRM, integrating 10+ third-party services and streamlining client management operations. * Built and deployed a billing system for a money exchange platform, integrating third-party payment systems and delivering a user-friendly web interface for seamless transactions. * Optimized data processing pipelines by implementing quantiles on streams, enabling real-time analytics and supporting large-scale data operations for scientists and business stakeholders. * Extensive background in data processing and reporting. Good abilities in SCM tools like Git, and in multi-threading and networking. Strong skills in Docker, gRPC; * Cloud service platforms: AWS, Google Cloud, and MS Azure; * Experience with DBMS, PostgreSQL, MySQL, MongoDB; * Certificated knowledge of Blockchain; * Certified Senior Go Engineer (12 years with GoLang).

Show more
Seniority Expert (10+ years)
Location Ukraine
Python
Computer Vision (CV)
Pandas
ML
AI
Deep Learning
Hugging Face
Keras
Kubeflow
Mlflow
NLP
NumPy
OpenCV
PyTorch
Scikit-learn
Spacy
TensorFlow
YOLO
Matplotlib
NLTK
Plotly
poetry
SciPy
Streamlit
DVC
MySQL
AWS RT
GCP Storage
Google BigQuery
CI/CD
Jenkins
Docker
Git
Payment Gateways
Regexp
Sublime Text
argparse
Custom API
Deep Learning (DL)
Kubeflow for ML pipelines
Label Studio
MMCV
ONNX
Recommender Systems
tf-serving
Voxel51
...

Data Science engineer with over 3 years of practical commercial experience in Natural Language Processing (NLP), Computer Vision (CV), and Recommender Systems. Available skills in data analysis using machine learning approaches to satisfy business needs, problem-solving, and other tasks in this sphere. A person, focused on obtaining the best results, using all knowledge and skills. Friendly and ready to help the team complete tasks and solve certain problems.

Show more
Seniority Middle (3-5 years)
Location Ternopil, Ukraine
Data Analysis 10yr.
Python
Prompt Engineering
C#
Elixir
JavaScript
R
NumPy
TensorFlow
ASP.NET Core Framework
ASP.NET MVC Pattern
Entity Framework
caret
dplyr
rEDM
tidyr
dash.js
Flask
Matplotlib
NLTK
Pandas
Plotly
SciPy
Shiny
Basic Statistical Models
Chaos Theory
Cluster Analysis
Decision Tree
Factor Analysis
Jupyter Notebook
Linear and Nonlinear Optimization
Logistic regression
Multi-Models Forecasting Systems
Nearest Neighbors
Nonlinear Dynamics Modelling
Own Development Forecasting Algorithms
Principal Component Analysis
Random Forest
Ridge Regression
Microsoft SQL Server
PostgreSQL
AWS
GCP
Anaconda
Atom
R Studio
Visual Studio
Git
RESTful API
Windows
...

- 10+ years in Forecasting, Analytics & Math Modelling - 8 years in Business Analytics and Economic Processes Modelling - 5 years in Data Science - 5 years in Financial Forecasting Systems - Master of Statistics and Probability Theory (diploma with honours), PhD (ABD) - BSc in Finance - Strong knowledge of Math & Statistics - Strong knowledge of R, Python, VBA - Strong knowledge of PostgreSQL and MS SQL Server - 3 years in Web Development: Knowledge of C#, .Net and JavaScript for web development - Self-motivated, conscientious, accountable, addicted to data processing, analysis & forecasting - Engineering, Understanding AI and LLMs

Show more
Seniority Senior (5-10 years)
Location Ukraine
Python 5yr.
Django 3yr.
Mobile development
Flask
API
FastAPl 5yr.
QA Automation 3yr.
Parse 2yr.
RPA 2yr.
DDOS protection
Solidity
Threads
Aiogram
AsyncIO
pytest
Tortoise ORM
Web3.py
CSS
HTML
FastAPI
Mini-Apps
NestJS
Node.js
React
MariaDB
MongoDB
MySQL
PostgreSQL
Redis
SQL
SQL Alchemy
SQLAlchemy
pyTelegramBotAPI
RESTful API
Telegram API
Celery
Kafka
Crypto Services
TON
TonKeeper
Web3
cyber security
Selenium
Docker
Kubernetes
FDD
serverless
Jinja2
Project Management
Telegram Mini Apps
Ubuntu
VPN
BATM
Multiprocessing
...

- Python Developer with 5+ years of experience in backend development and automation: Django (3 years), Flask, and Fast API for web application development; - Maintaining and supporting production systems using FastAPI and SQLAlchemy, API integrations including financial services and crypto platforms; - Built and supported Telegram bots and automation tools for business operations; - Docker containerization: Docker-compose, Docker via Render (serverless). Deployment and Linux server management (Ubuntu); - Familiar with data reporting and basic analytics through internal monitoring tools; - Open to part-time and distributed team environments with a focus on ongoing system support. - Reached the Top 10 freelance Python engineers on the local market at the age of 17 (showcasing early talent and initiative). - Worked on projects with a multi-million user base, contributing to scalable architecture and high-load system stability. - Successfully launched an educational platform in the USA, now actively used by students, tutors, and academic institutions. - Represented the dev team at the international Wefi Beyond Banking Summit, delivering a product presentation to a global fintech audience.

Show more
Seniority Middle (3-5 years)
Location Ternopil, Ukraine
Scala
NLP
Akka
Apache Spark
Akka Actors
Akka Streams
Cluster
Scala SBT
Scalatest
Apache Airflow
Apache Hadoop
AWS ElasticSearch
PostgreSQL
Slick database query
AWS
GCP
Haddop
Microsoft Azure API
ArgoCD
CI/CD
GitLab CI
Helm
Travis CI
GitLab
HTTP
Kerberos
Kafka
RabbitMQ
Keycloak
Swagger
Kubernetes
Terraform
Observer
Responsive Design
Unreal Engine
...

Software Engineer with proficiency in data engineering, specializing in backend development and data processing. Accrued expertise in building and maintaining scalable data systems using technologies such as Scala, Akka, SBT, ScalaTest, Elasticsearch, RabbitMQ, Kubernetes, and cloud platforms like AWS and Google Cloud. Holds a solid foundation in computer science with a Master's degree in Software Engineering, ongoing Ph.D. studies, and advanced certifications. Demonstrates strong proficiency in English, underpinned by international experience. Adept at incorporating CI/CD practices, contributing to all stages of the software development lifecycle. Track record of enhancing querying capabilities through native language text processing and executing complex CI/CD pipelines. Distinguished by technical agility, consistently delivering improvements in processing flows and back-end systems.

Show more
Seniority Senior (5-10 years)
Location Ukraine
XSLT 10yr.
Python
XML
C#
Java
JavaScript
NumPy
Beautiful Soup
Pandas
Scrapy
CSS
HTML
XPATH
Flask
JSON
Visual Basic .NET
Microsoft SQL Server
AWS
AWS Lambda
Google AutoML
Regexp
Selenium Webdriver
SFTP
CAT Tools
IATA NDC Standard XML
JATS XML
Java Saxon Parser
libxslt
Python Requests Library
Schematron
SOAP XML
SVG
XSD
...

- 12+ years of experience in IT - 10+ years of experience with XSLT - Writing, testing and maintaining the XSLT code that applies some filtration and conditions on XML - Converting IATA NDC Standard XML Content format into IATA NDC Standard XML format using XSLT - Familiar with many processing engines like Saxon (Java) - libxslt (C) - Python’s package - Upper-intermediate English - Available ASAP

Show more
Seniority Senior (5-10 years)
Location Cairo, Egypt
Haskell 3yr.
Scala 2yr.
Plutus 2yr.
Akka
Cardano
Objective-C
OCaml
Python
Ruby
Swift
NumPy
Akka Actors
Akka Streams
Clojure
Scala Cats
Scala SBT
Matplotlib
Pandas
SciPy
Seaborn
Ruby on Rails
RVM
AWS ElasticSearch
PostgreSQL
Apache Mesos
Apache Subversion
Gitflow
Bash
Regexp
BugZilla
Docker
GraphQL
RESTful API
Jenkins
Jira
Kafka
ZeroMQ
Waterfall
Akka HTTP
Akka Stream
Coq
Emacs Lisp
Marathon
monocle
Plutarch
Plutus Core
portage
pyenv
Skikit-learn
Skipy
...

- 3 years of experience in Plutus / Cardano smart contracts developer role (Plutus Core, Plutarch) - Cardano ecosystem knowledge - Haskell, Scala, Cabal/Stack, GADTs/Type families, Generics, Servant, lenses, mtl, free monads - senior-level professional - Functional programming with FRP, Redux, Event sourcing, Category theory - OOP, OOD, UML, Design patterns, SOLID, DI. TDD, BDD, Unit, functional, and integration testing - 14 years of experience in software engineering

Show more
Seniority Senior (5-10 years)
Location Ukraine
AEM
Java
React
Ajax
CSS
HTML
jQuery
Angular
Ext JS
Node.js
Apache Sling
Java Server Pages (JSP)
Java Servlets
JPA
JSF
JSTL
Handlebars.js
Mustache
MongoDB Compass
PostgreSQL
AEM DAM
AEM Dispatcher
AEM Email API
AEM HTL
AEM Job Scheduler
AEM Search Functionality
AEM Sightly
CQ5
Apache HTTP Server
Apache Tomcat
Apache Maven
JUnit
Mockito
Apache NetBeans
Eclipse
IntelliJ IDEA
Microsoft Visual Studio Code
Apache Subversion
Git
SVN
Gradle
OSGi
...

Experienced engineer with 11 years of experience in the following areas: - Adobe AEM Lead Developer (AEM 5.6 Lead Developer Certified) - Java, JavaScript (React), Vanilla JS - AEM Component creation (UI as well as server-side), including both reusable and page components with best in standard coding practices - AEM DAM (Digital Asset Management) - Servlet, Job Scheduler, Search Functionality, Email API, Sightly - Workflow implementation - MSM-Creation of multilingual sites using live copy - Selective Dispatcher cache invalidation - Unit testing frameworks, such as JUnit and Mockito. - Source control management tools, such as Apache Subversion, Git - Well-versed with a technical understanding of Extjs, Apache sling, and OSGi, needed for the development of an AEM project, starting from scratch. - Involved in Design, Coding, Testing, Code review, and performance tuning of code and queries.

Show more
Seniority Senior (5-10 years)
Location India
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

Show more
Seniority Senior (5-10 years)
Location Kyiv, Ukraine
Node.js 5yr.
React 3yr.
Solidity
NFT
Python 10yr.
C++
JavaScript
R
TypeScript
Express
Next.js
HTML
XML
BigChainDB
Cosmos DB
CouchDB
MongoDB
MySQL
PostgreSQL
SQL
Asterisk
Avalanche
BEP-20
BSC
DeFi
ERC-1155
ERC-20
ERC-721
ETH (Ethereum blockchain)
ICO
IPFS (InterPlanetary File System)
TronChain
Wallets (Integration & Transaction Signing)
Bash
Perl
Docker
Kubernetes
GitLab CI
Odoo
Stripe
Payload Verification
Strap
...

• 15+ years of commercial software development experience • Solid knowledge of Solidity, C++, JavaScript, TypeScript; • Deep understanding of blockchain architecture and smart contract logic; • Cosmos, Tron, Avalanche, Binance Smart Chain, Ethereum dApps; • Strong skills in developing NFT smart contracts. Support and payload verification; • NFT Marketplaces (ERC - 721/1155), Crypto Payment Solutions & DeFi Cross Chain Bridges - ERC-20 Tokens, ICO, DEX, Staking, Swapping; • Highly qualified knowledge of Stripe payment system integration to blockchain data; • 10+ years experience working with Python; • 5 years experience working with Node.js; • Strong abilities with Express; • Experience working with Docker, and Kubernetes (K8s); • 3+ years of development experience with React.js. • No scheduled vacations within the next 3 months;

Show more
Seniority Senior (5-10 years)
Location Ukraine
React 6yr.
React Native 2yr.
JavaScript 7yr.
Node.js 3yr.
Go
Java
PHP
Ruby
TypeScript
Bootstrap
Chrome Extensions
jQuery
LESS
SCSS
Ember.js
Gulp.js
NPM
React-Saga
Redux
Redux Thunk
Webpack
Java SE
Ruby on Rails
SQL
AWS
DigitalOcean
Linode
Atlassian Trello
Jira
BitBucket
GitHub
GitLab
CI/CD
GraphQL
RESTful API
Jest
Kanban
Scrum
...

- 9 years of proven professional expertise in the IT industry; - Advanced experience in Web Development using JavaScript 7+ years; - Solid experience in software development using ReactJS and React Native (6+ years); 3 Years with Node.js - Good experience in Web development using PHP; - Beginner experience in Web Development using Ruby on Rails; - Beginner experience in Web Development using Java; - Upper-Intermediate English

Show more
Seniority Senior (5-10 years)
Location Ukraine
Tableau 7yr.
Python
Looker Studio
Power BI
SQL
AWS Quicksight
Google Data Studio
Excel
Datastudio
Tableau Cloud
Tableau Desktop
Tableau Prep
...

- 7 years of commercial experience with Tableau - 8 years of experience as a BI Consultant, providing data visualization expertise in Tableau, Power BI, Python, SQL - Created visually compelling and interactive Tableau dashboards for clients in the real estate domain in the US - Upper-Intermediate English

Show more
Seniority Senior (5-10 years)
Location Pakistan
MS Dynamics 365
C# 10yr.
JavaScript 10yr.
jQuery 10yr.
CAML 10yr.
CSS 10yr.
HTML 10yr.
Visual Studio 10yr.
Web Services 10yr.
Microsoft SQL Server 7yr.
Vue.js 5yr.
Bootstrap 5yr.
TypeScript 4yr.
AngularJS 4yr.
React 4yr.
Fluent UI 4yr.
Metro UI 3yr.
Express
Node.js
ASP.NET
Fabric UI
HTML5
SP-PNP
React Hooks
React Native
Firebase
SQL
MS Flow
Drupal 7
Microsoft Power Platform
Parse Platform
SharePoint
Office 365
Power Apps
Xamarin
...

- IT experience starting in 2015. - Experience with the full lifecycle of designing, developing, installing, configuring, and maintaining applications on SharePoint 2007/2010/2013/2016/2019 Online. Nintex products (Workflows, Forms) - Strong knowledge of .NET, C#, ASP.NET, HTML (HTML5), JavaScript, CSS (CSS3). - Experience with Dynamics CRM, Power Apps, CDS, Power Automate, TypeScript, jQuery, Bootstrap (3, 4), Data Tables, SharePoint libs, ReactJS, React-Redux, Vue.js, Semantic UI. - Extensive experience with MS Visual Studio 2012/2013/2015/2017/2019, VS Code, TFS, Jira, Git. Android, Windows Phone, Xamarin, Outlook Add-ins, Outlook framework, React Native, Parse Platform, Firebase. - Upper-Intermediate English

Show more
Seniority Senior (5-10 years)
Location Ukraine
AEM
Java
JavaScript
Angular
AngularJS
Backbone.js
Ext JS
jQuery
Node.js
React
Apache Sling
Struts
FindBugs
Hudson
JCR
JDBC
JDK8
Jsoup
CSS
HTML
Twitter Bootstrap
XSLT
Handlebars.js
MongoDB
MySQL
Oracle Database
PL/SQL
AWS EC2
AWS S3
Agile
BDD
Scrum
TDD
Apache HTTP Server
Apache Tomcat
Internet Information Services (IIS)
J2EE
Jetty
Oracle WebLogic Application Server
Apache Maven
JUnit
Mockito
Atlassian Confluence
IBM Rational ClearCase
Jira
Slack
Bamboo
SonarQube
BitBucket
CVS
Git
Stash
SVN
Eclipse
IntelliJ IDEA
Notepad++
Log4j
macOS
Oracle Solaris
Windows
putty
Splunk
Akamai
Brackets.io
CheckStyle
Felix
JAAS
OSGi
PMD
Site catalyst
VSS
Websphere
...

- 14 years of AEM experience in design, development, integration, and delivery of small to large-scale enterprise-level applications. - An experienced solution architect with a keen interest in business domains, hands-on in technology-based solutions, and a strong focus on delivering measurable value. - Industry Experience: Vast industry experience covering aviation, telecommunications, media, finance, retail, mutual funds, and services sectors. - Technical skills: Best-in-class analytical and problem-solving skills with a track record of on-time and within-budget delivery. - Soft skills: Ability to build strong personal and professional relationships using excellent interpersonal skills. - E-commerce and AEM Expertise - Certificated Adobe Experience Architect, Components Developer, ManagerAreas of expertise include: - Digital transformations including Content Management Systems (CMS) like Adobe Experience Manager (AEM/CQ5). - Application/Software development right from inception to implementation - Implementation strategies, planning, and execution - Agile methodologies such as continuous integration and continuous delivery, features/domain-driven development, extreme programming - Worked with esteemed customers like ANZ Bank, Old Mutual Group (South Africa), Ford, Farmers Insurance, Aegon Insurance, LaQuinta, Cummins, and AT&T in consulting roles - Fluent English

Show more
Seniority Senior (5-10 years)
Location Melbourne, Australia
SQL 8yr.
Python 6yr.
Tableau 6yr.
Data Analysis Expressions (DAX) 4yr.
Power BI
R 2yr.
Machine Learning
Artificial neural networks for forecasting
Azure Data Factory
Azure Data Lake Storage
Azure Synapse Analytics
Business Intelligence (BI) Tools
clustering problem solving
Databricks
Decision Tree
K-Means
k-NN
Linear Regression
Microsoft Purview
Pentaho Data Integration (Pentaho DI)
Periscope
Random Forest
Regression
AWS Redshift
MySQL
Oracle Database
PostgreSQL
Snowflake
T-SQL
Azure
Google Data Studio
Agile
Scrum
Waterfall
Jira
Odoo
...

- Oriented Data and Business Intelligence Analysis engineer with Data Engineering skills. - 6+ years of experience with Tableau (Certified Tableau Engineer) - Experience in Operations analysis, building charts & dashboards - 20+ years of experience in data mining, data analysis, and data processing. Unifying data from many sources to create interactive, immersive dashboards and reports that provide actionable insights and drive business results. - Adept with different SDLC methodologies: Waterfall, Agile SCRUM - Knowledge of performing data analysis, data modeling, data mapping, batch data processing, and capable of generating reports using reporting tools such as Power BI (advanced), Sisence(Periscope) (expert), Tableau (Advanced), Data Studio (Advanced) - Experience in writing SQL Queries, Big Query, Python, R, DAX to extract data and perform Data Analysis - AWS, Redshift - Combined expertise in data analysis with solid technical qualifications. - Advanced English, Intermediate German - Location: Germany

Show more
Seniority Senior (5-10 years)
Location Germany
Python
Django
Flask
Anthropic
PandasAI
TensorFlow
C#
JavaScript
APScheduler
AsyncIO
Beautiful Soup
Django Channels
Django ORM
Dramatiq
Pandas
pytest
CSS
HTML
Django REST framework
FastAPI
Vue.js
Vue Router
Vuex
Data Analysis
Data Mining
Elastic Search Platform
AWS ElasticSearch
MongoDB
PostgreSQL
Redis
SQLAlchemy
AWS MWS (Amazon Marketplace Web Service)
AWS S3
SP-API (Amazon Selling Partner API)
Google API
Telegram API
Bash
Celery
RabbitMQ
CI/CD
Cypress
Unit Testing
Docker
Jinja
microservices architecture
Nginx
Marshmallow
Natural Language
quip-API
...

- 5 years of experience in the IT industry as a Python Engineer - Proficient in using technologies such as Django DRF, Flask, Pandas, BeautifulSoup, SQLAlchemy, Asyncio, Flask + Marshmallow, Apscheduler, Jinja, Quip API, Docker, Nginx, Amazon MWS API, Amazon SP-API, Google API, and Telegram API; - Strong in refactoring, bug-fixing, and working with Python, JavaScript, Django, Django Rest Framework; - Skilled in developing faceted search and matching algorithms using ElasticSearch; - Experienced in PDF generation and importing from various formats; - Developed web applications, API interfaces, and automated scripts for data transformation; - Previous experience includes working as a Python developer focused on data scraping for Amazon, eBay, and Walmart products in dropshipping projects; - Also worked as a C# developer on various projects, specializing in web development, scraping, and parsing data; - Upper-Intermediate English; - Available ASAP

Show more
Seniority Senior (5-10 years)
Location United States
Python 9yr.
SQL 6yr.
Power BI 5yr.
Databricks
Selenium
Tableau 5yr.
NoSQL 5yr.
REST 5yr.
GCP 4yr.
Data Testing 3yr.
AWS 3yr.
R 2yr.
Shiny 2yr.
Spotfire 1yr.
JavaScript
Machine Learning
PyTorch
Spacy
TensorFlow
Apache Spark
Beautiful Soup
Dask
Django Channels
Pandas
PySpark
Python Pickle
Scrapy
Apache Airflow
Data Mining
Data Modelling
Data Scraping
ETL
Reltio
Reltio Data Loader
Reltio Integration Hub (RIH)
Sisense
Aurora
AWS DynamoDB
AWS ElasticSearch
Microsoft SQL Server
MySQL
PostgreSQL
RDBMS
SQLAlchemy
AWS Bedrock
AWS CloudWatch
AWS Fargate
AWS Lambda
AWS S3
AWS SQS
API
GraphQL
RESTful API
CI-CD Pipeline
Unit Testing
Git
Linux
MDM
Mendix
RPA
RStudio
BIGData
Cronjob
Parallelization
Reltio APIs
Reltio match rules
Reltio survivorship rules
Reltio workflows
Vaex
...

- 8 years experience with various data disciplines: Data Engineer, Data Quality Engineer, Data Analyst, Data Management, ETL Engineer - Automated Web scraping (Beautiful Soup and Scrapy, CAPTCHAs and User agent management) - Data QA, SQL, Pipelines, ETL - Data Analytics/Engineering with Cloud Service Providers (AWS, GCP) - Extensive experience with Spark and Hadoop, Databricks - 6 years of experience working with MySQL, SQL, and PostgreSQL; - 5 years of experience with Amazon Web Services (AWS), Google Cloud Platform (GCP) including Data Analytics/Engineering services, Kubernetes (K8s) - 5 years of experience with PowerBI - 4 years of experience with Tableau and other visualization tools like Spotfire and Sisense; - 3+ years of experience with AI/ML projects, background with TensorFlow, Scikit-learn and PyTorch; - Extensive hands-on expertise with Reltio MDM, including configuration, workflows, match rules, survivorship rules, troubleshooting, and integration using APIs and connectors (Databricks, Reltio Integration Hub), Data Modeling, Data Integration, Data Analyses, Data Validation, and Data Cleansing) - Upper-intermediate to advanced English, - Henry is comfortable and has proven track record working with North American timezones (4hour+ overlap)

Show more
Seniority Senior (5-10 years)
Location Nigeria
JavaScript 7yr.
WordPress 7yr.
Vue.js 5yr.
Chrome Extensions 1yr.
Ajax
Bootstrap
CSS
HTML
HTML5
HTML/CSS Preprocessors
jQuery
LESS
SASS
SCSS
ES6
Gulp.js
Pinia
Vue Router
Vuex
Webpack
React
Agile
DRY
Kanban
MVC
Scrum
SOLID
TDD
API
RESTful API
Cypress
Unit Testing
Docker
Git
UIKit
...

- 7 years of commercial experience with JavaScript, ECMAScript 6. - 5 years with Vue.js framework (including Vue 3 core principles, Style Guide, Composition API, official documentation of the framework) - Deep understanding of HTML5 and CSS3. - Interacting with API endpoints and other web services. - Converting UI/UX mockups into functional web applications with pixel perfection - Experience with responsive layout, web sites, mini applications in JS and SPA in Vue.js. - Familiar with SOLID, DRY and other clean code design principles. - Experience with UI components like UI Kit & Bootstrap - Unit tests (Cypress) - Projects with Wordpress - Intermediary English

Show more
Seniority Middle (3-5 years)
Location Vinnitsa, Ukraine
Python
C
C++
artificial intelligence
OpenCV
AV1 (aomenc)
BluRay (BD)
Daala
Dirac
Dirac (Schroedinger encoder)
DirecTV
DiVX311
f265
Ffmpeg
H.261
H.263
H.264/AVC
HEVC/H.265
HLS
HM (reference codec)
JM (reference codec)
JPEG/JPEG2000
kvazaar
media format (incl. fragmented)
MPEG-1
MPEG-2
MPEG-2 Systems
MPEG-4 (SP and ASP)
MPEG-DASH
OpenH264
QuickTime file format
SVT-HEVC
Turing Codec
VC-1
vp9
VTM (VVC Reference codec)
VVC/H.266
(VVC open-source codec)
x264
x265
DirectX
DXVA2
Mediainfo
MP4Box
SDL2
tstools
Linux
macOS
RTOS
ThreadX
Windows
MVC
DSPBios
SmartDSP
...

* 25 years in Israel high-tech (Video, Streaming) , 5 years with Cloud Gaming (Electronic Arts) * Scalable Video Streaming among LEO satellites (research project of Ben Gurion University) * Cloud Gaming: encoding, decoding, low latency streaming (e.g. RTP/SRT), error resilience etc. * Video Codecs: Subcontracting with Visionular on improving coding efficiency of its own HEVC encoder. * Subcontracting with DSP-IP - military projects * Video optimization and hevc codec development (Beamr Imaging) * Python Programming: development automated testing systems (CI), proofs of concept, computer vision with packages cv2 and cvlib. * Artificial Intelligence: genetics/evolutionary optimization of video codec parameters, facial expressions detection with CNN. * 360/VR: subcontracting with Texel (texel.live) - tiled streaming Computer Vision: OpenCV (including python cv2). * NVIDIA/AMD products: evaluation and modification hw encoders: Tesla T4, A40) of NVIDIA and Navi21 of AMD. * and several technical papers and several technical papers

Show more
Seniority Expert (10+ years)
Location Haifa, Israel
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.

Show more
Seniority Architect/Team-lead
Location Kyiv, Ukraine
JavaScript 5yr.
Web3.js
React
WebRTC
Ant Design 5yr.
Java
TypeScript
OpenAI
Ajax
Bootstrap
Bootstrap 4
CSS
CSS3
HTML
Material UI
SCSS
Socket.io
Storybook
Styled components
Tailwind CSS
Ethers.js
i18next
Mobx
React Hooks
React Query
Redux
Redux Thunk
Redux-toolkit
Zustand
Express
Ext JS
GatsbyJS
NestJS
Next.js
Node.js
MongoDB
PostgreSQL
Blockchain
seo
Agile
Clean Architecture
Kanban
Scrum
Cypress
Jasmine
Jest
Mocha
React-testing-library
Unit Testing
dApps
Hardhat
Solana
Docker
Problem Solving
WebSockets
Chakra UI
React-hook-form
WAGMI
...

- 5+ years of experience as a Front-end JavaScript Developer; - 5+ years of experience in React.js; - Proficient in Solana Blockchain operations, including managing deposits, executing transfers, creating Phantom wallets, and handling contract call interactions; - Strong abilities working with Web3; - Deep experience in Next.js technology; - Experience with WebRTC, Soket.io; - Good knowledge of Tailwind CSS, Bootstrap, and Chakra UI; - Experience working with Redux, and Docker; - Familiar with Node.js; - Proficiency in testing frameworks like Jest and Cypress; - E-commerce, web, and mobile applications, including learning platforms, chatbots, dApps, and cryptocurrency wallet extensions.

Show more
Seniority Senior (5-10 years)
Location Castel San Giovanni, Italy
JavaScript 4yr.
Vue.js 2yr.
React 1yr.
TypeScript
CSS
HTML
SCSS
Styled components
Tailwind CSS
Express
Node.js
Vanilla JS
Vue Router
Vuetify
Vuex
Webpack
Cloud Firestore
Firebase
Authentication
Figma
Git
Google API
RESTful API
Nova Poshta API
...

- 3 years of commercial experience, early projects since 2017. (Vue.Js, JavaScript, Chrome extensions) - Has good knowledge of JavaScript, working with arrays, working with elements, sorting and data algorithms. Good understanding of HTML and CSS. - Familiar with methodologies, principles, paradigms, and patterns in software development. - Vuex for state management and Styled Components for styling. - Rest APIs (Google, NovaPoshta) and Git for version control. - Tailwind, Figma, and Webpack for UI - Experienced in using Google Firebase, Cloud Firestore and Authentication.

Show more
Seniority Junior (1-2 years)
Location Dnipro, 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.

Show more
Seniority Expert (10+ years)
Location Ukraine
Node.js 10yr.
JavaScript 15yr.
MongoDB 8yr.
Linux 8yr.
RDBMS 5yr.
PHP 4yr.
Docker 3yr.
Express 2yr.
Ext JS 2yr.
React 2yr.
AWS ElasticSearch 2yr.
Redis 2yr.
AWS 2yr.
NestJS
...

• 15+ years JavaScript programming • Over 10 years in Node.JS programming • Familiar with React.js • Experience building highly scalable distributed web applications and browser extensions • Extensive experience with REST services • Strong communication and cooperation skills • Solid experience as a Backend developer • Fluent in English, written and spoken • long Term experience in remote work with USA and Europien companies • Self-directed person, with proven ability to manage goals and deadlines effectively

Show more
Seniority Expert (10+ years)
Location Belarus
Objective-C 10yr.
iOS 10yr.
C++ 10yr.
Swift 5yr.
SQL 10yr.
Cocoa 10yr.
Architecture and Design Patterns 10yr.
macOS 10yr.
XCode 10yr.
Foundation 5yr.
XML 5yr.
JSON 5yr.
SQLite 5yr.
AppKit 5yr.
UIKit 5yr.
REST 5yr.
RPC (Remote Procedure Call) 5yr.
C#
Delphi
Java
JavaScript
Python
VBA
BLE
Crashlytics
KVC
KVO
Chromium
HTML
WebKit
Google Analytics
Firebase
Microsoft SQL Server
MySQL
Oracle Database
PostgreSQL
SQLCipher
AWS S3
Google Cloud Pub/Sub
3D Modelling
AES
Catch2
e2e testing
AFNetworking
CocoaPods
Cocoa Touch
Core Animation
Core Bluetooth
Core Data
Core Graphics
Core Location
Core Media
Core Text
Flurry
NWProtocolWebSocket
Packet Tunnel Provider
StoreKit
SwiftGen
SwiftLint
Viper
Agile
Design patterns
FDD
MVC
MVVM
Scrum
SDLC
UML
Waterfall
Apache HTTP Server
AppCenter CI
Jenkins
cURL
OpenSSL
TLS
XMPP
FreeBSD
MS-DOS
Ubuntu
Unix
Windows
Git
MVP
Qt Creator
Qt Framework
valgrind
Visual Studio
RESTful API
Windows API
Box2D
Chromium/PDFium
cocos2d
Multitasking
pdfkit
Protobuf
RSA
Soda PDF
Swift Package Manager
...

- Served as a Senior Software Developer in the Two German Automotive Navigation Projects, focusing on System Team operations as well as Map and Routing domains. - VPN and Network Filtering Development: Extensive experience developing VPN solutions, including cross-platform engines for KeepSolid’s VPN Lite, and expertise in low-level network filtering, proxies, and handling internet traffic. - iOS Development Expertise: Over 10 years of hands-on experience with iOS development, including business apps and secure communication tools, with proficiency in Swift and Objective-C. - C++ Proficiency: Strong background in C++ for developing core network functionalities, optimizing performance, and building cross-platform applications. - Enterprise Application Development: Skilled in developing enterprise-level applications, including parental-style internet filters and device policy management tools. - Agile Methodologies: Proven track record of working in Agile Scrum environments, delivering high-quality software with fast iteration and strong collaboration. - Leadership and Team Collaboration: Experience as a Tech Lead, mentoring teams, and coordinating with stakeholders to resolve issues and implement new features. - Available to start ASAP

Show more
Seniority Expert (10+ years)
Location Odesa, 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

Show more
Seniority Senior (5-10 years)
Location Ukraine
Java SE
Java EE
Java FX
PHP
JavaScript
C
C++
Pascal
Python
Swift
Akka
CSS
DHTML
HTML
XML
EJB
Guava
Jackson
JDBC
Swing
Gson
Hibernate
Spring
Kohana Framework
Zend
Microsoft SQL Server
MongoDB
MySQL
Oracle Database
PostgreSQL
Redis
AWS
Azure
GCP
AWS S3
Google App Engine
Apache ActiveMQ
Kafka
RabbitMQ
Apache HTTP Server
JBoss
Nginx
Windows Server
Apache Maven
JUnit
Centos
macOS
Oracle Solaris
RedHat
Ubuntu
Windows
FaceApi
Facebook Graph API
Log4j
Windows API
Git
Mercurial
Gradle
GAE
GCM
Netty
Smarty Templating Engine
...

• 11 years of practical experience in software development. • Excellent experience with application engineering, architecting and development. Capable of analyzing, designing complex, high loaded systems, efficient resources management and problem solving. Quick learner of new technologies. • Fluent English level.

Show more
Seniority Senior (5-10 years)
Location Ukraine
Tableau 4yr.
SQL 4yr.
Power BI 4yr.
Spotfire 1yr.
Python
R
Azure
Excel
Git
Mendix
Statistical Modelling
...

- 5 years of commercial experience with PowerBI and Tableau - 4 years of commercial experience with SQL - Prepared a comprehensive analysis of the US real estate market with Spotfire - Assessed data quality from sources that contained tens of thousands of customer and transaction data, by using SQL in Azure SQL Database - Employed data-driven techniques to develop RFM analysis, and create interactive dashboards for customer trend visualization and high-value business proposals - Upper-Intermediate English

Show more
Seniority Middle (3-5 years)
Location Marseille, France
SAP
JavaScript
SAP ABAP
VBA
CSS
HTML5
SQL
Adobe Forms
Bitrix
SAP HANA
Jira
OData (Open Data Protocol)
Office 365
Web Services
CDS
Fiori
Hybrid Fiori Mobile App
LSMW
MM
PAI
PBO
SAP BTP
SAP Cloud Platform Cockpit
SAP PM
Sap Ui5
Smartforms
Visual Basic
WebIDE
WM modules
...

- Experienced SAP Engineer with a diverse background in SAP development, data management, application support, and auditing; - Strong expertise in ABAP programming, including report development and debugging; - Demonstrated experience in system customization, gap analysis, and addressing business requirements; - 6+ years of experience in SAP (PM, MM, WM), customizing, LSMW tools, VBA code, and ABAP; - 4+ years of relevant experience in SAPUI5, Fiori, BTP, S/HANA, CDS, ODATA; - Familiar with SAP FI, CO, and SD; - 9 years of experience as an auditor; - Upper-Intermediate English.

Show more
Seniority Senior (5-10 years)
Location Lviv, Ukraine
SAP
MM
SD
ABAP SQL
SAP ABAP
VBA
MS Access
SQL
API in VBA
BADI
BAPI
Batch Input
Data Dictionary
for integration with external systems
LSMW
MS
RFC
Search Objects
Smart Forms
Standard IDOC
VBS Script
...

- 12+ years of experience in the implementation and support of MM/SD functionalities; - MM consultant to 3 SAP R/3 implementations, SD consultant to 2 SAP R/3 implementations; - Integration specialist with external systems: 3PL - WMS, Web Application, with client accounting systems; - Full life cycle Implementation Projects: 5 and additional integration projects; - Primary Module: MM - Material management; - Secondary Module: SD - Sale and Distribution, LE - Logistic Execution; - Technical skills: ABAP, Data Dictionary, Search Objects, ABAP Query, BAPI, BADI, RFC, Smart Forms, LSMW, Batch Input, Standard IDOC (for integration with external systems), VBS Script, VBA, API in VBA, MS, Access, SQL - Industry exposure: Chemicals, Retail, Electronics Consume; - Training: Class Instructor on MM/SD Modules, Preparation of training scenario/documentation. - Advanced English - German proficiency level – B2 written and B1 spoken

Show more
Seniority Senior (5-10 years)
Location Lviv, Ukraine
Data Analysis 4yr.
AWS ML (Amazon Machine learning services) 4yr.
Neural Networks
Data Mining
Business Analysis
AI
Computer Vision
Hugging Face
Keras
NLP
NumPy
OpenCV
PyTorch
Scikit-learn
TensorFlow
Xgboost
YOLO
Python
FastAPI
Flask
NLTK
Pandas
Plotly
SciPy
Data visualization
DVC
Time Series
Docker
Git
Microsoft Visio
RabbitMQ
Computer Vision (CV)
Custom API
Deep Learning (DL)
tf-serving
...

- Data Scientist with 4+ years of experience specializing in delivering insights and solutions using analytics, machine learning, and data science across diverse industries. - Profound technical expertise with Python, utilizing libraries such as pandas, numpy, TensorFlow, and Keras, and deploying solutions with tools like Docker and FastAPI. - Successfully led data science projects focusing on market analytics, computer vision, and content moderation, demonstrating a strong background in ETL pipelines, predictive modeling, and deploying RESTful services. - Holds a Master's in Computer Science, augmented with certifications from Google Cloud and DataCamp, and is proficient in implementing ML methodologies, including NLP, CV, and time series analysis. - Experienced in RDBMS such as MySQL and PostgreSQL, cloud platforms like AWS and GCP, and has practical knowledge of software development life cycles and agile methodologies. - Fluent in English and Ukrainian, embodying strong multidisciplinary team leadership, evident in the management of complex projects and innovative solution development.

Show more
Seniority Middle (3-5 years)
Location Ternopil, Ukraine
XML 10yr.
XSLT 10yr.
C#
Java
JavaScript
ASP.MVC Pattern
ASP.NET
.NET
CSS
HTML
XPATH
JSON
NPGSQL
SQL
Adobe Illustrator
Adobe Photoshop
InDesign
Java Saxon Parser
LaTeX
LaTeX macros
libxslt
Schematron
SVG
XSD
XSLT 1.0
XSLT 2.0
...

- 11+ years of experience in IT - 10+ years of experience with XSLT/XML - Writing, testing and maintaining XSLT code that applies mapping on XML and output JATS XML & HTML - Familiar with many processing engines like Saxon (Java) - libxslt (C) - Python’s package - Upper-intermediate English - Available ASAP

Show more
Seniority Senior (5-10 years)
Location Cairo, Egypt
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;

Show more
Seniority Senior (5-10 years)
Location Cherkasy, Ukraine
Go
Gin
GRPC
PostgreSQL
Fiber
AWS RDS (Amazon Relational Database Service)
API
RESTful API
CI/CD
JUnit
Amazon Relational Database Service
Optimism
...

Software Engineer with a strong background in Mechanical Engineering and specialized training in Go programming. Skilled in Go, Gin, Fiber, gRPC, PostgreSQL, and cloud technologies like AWS, with practical experience in building scalable backend systems and automating deployment workflows. Notable achievements include enhancing processing speeds by 40%, improving system uptime by 30%, and reducing bug reports by 20%. With a proven ability to optimize database queries and improve performance metrics across various projects, this candidate is adept at creating high-quality, resilient applications in fast-paced environments. Proficient in best practices of CI/CD, PostgreSQL schema design, and performance tuning, offering solid expertise in backend development.

Show more
Seniority Junior (1-2 years)
Location Pakistan
Flutter 4yr.
Dart 4yr.
Clean Architecture 4yr.
DartZ 3yr.
Flutter Lifecycle management 3yr.
Bloc+Provider 4yr.
Leadership
RESTful API
...

Flutter Developer with 3+ years of experience delivering high-quality cross-platform apps across fintech, edtech, and medtech industries. Specialized in Clean Architecture, performance optimization, and offline-first experiences. Proven ability to own full mobile stacks, from architecture to release, with measurable impact on user engagement and scalability.

Show more
Seniority Senior (5-10 years)
Location Tashkent, Uzbekistan
JavaScript 1yr.
ASP.NET 1yr.
Flutter 1yr.
Node.js 1yr.
Firebase 1yr.
...

Aspiring Software Developer Skilled in ASP.NET, Flutter, and Firebase Integration. Passionate About UX/UI Design & Innovative IT Solutions, IT Graduate. Problem-Solver & Tech Enthusiast

Show more
Seniority Junior (1-2 years)
Location Bloemfontein, South Africa
C++ 15yr.
Delphi
SQL
...

Software engineer with over 15 years of experience in Windows desktop application development, specializing in scientific software and business solutions. Core technical competencies include advanced knowledge in C++, Delphi, and Python, with a strong background in scientific research and programming within academic and commercial sectors. Proven track record in developing complex scientific software for gamma spectrometry analysis and environmental radiation monitoring. Demonstrated ability to architect and maintain comprehensive POS systems for retail management. Educational background includes a Master's degree in Physics, emphasizing nuclear and particle physics, which underpins a solid understanding of scientific computational requirements. Commitment to professional growth is evidenced by continuous freelance work and publications in scientific journals.

Show more
Seniority Expert (10+ years)
Python
SQL
PySpark
NLP
GenAI
Azure Cognitive Search
LangChain
LangGraph
Mlflow
n8n
NumPy
OCR
OpenAI
OpenCV
PandasAI
Pinecone
Scikit-learn
Xgboost
Dlib
Matplotlib
Seaborn
Apache Airflow
Data visualization
Jupyter Notebook
Power BI
Tableau
MongoDB
PostgreSQL
Google BigQuery
Automation deployment CI, CD
CD DevOps pipelines
CI/CD
Jenkins
Clean Architecture
FDD
Docker
Kubernetes
Terraform
Github Actions
Google Colaboratory
Kafka
RESTful API
AutoGen
CRNN
Faiss
Unreal Engine
YOLOv7
...

Engineer with 10+ years’ experience in AI, excelling in NLP, GenAI, computer vision, and model deployment. Expertise in Python, SQL, PySpark, and cloud platforms. Established record of enhancing AI-driven services, improving workflows, and boosting efficiency. Proven capabilities in developing robust ML pipelines, integrating state-of-the-art technologies like LLMs and RAG pipelines, and delivering solutions across diverse industries. Advanced in web and full-stack development, data engineering, analysis, and DevOps practices, underpinned by solid formal education in computer science.

Show more
Seniority Expert (10+ years)
Location Karlino, Poland
Backbone.js 9yr.
TypeScript 8yr.
SQL/NoSQL 3yr.
Express 3yr.
AWS 2yr.
JavaScript 2yr.
SQL 1yr.
PHP
Angular
AngularJS
jQuery
Koa.js
NestJS
Next.js
Figma
Webflow
WordPress
DevExpress
...

10+ years of experience in web development, M.Sc in Software Engineering, GAI, LLMs Front-End: Angular, React, Vue.js (JavaScript & TypeScript) Back-End: Node.js, Next.js, TypeScript , PHP Mobile: React Native AWS Cloud infrastructure Control systems (e.g., Git) and familiarity with DevOps practices for continuous integration and deployment (CI/CD). Unit testing, integration testing, and end-to-end testing. Experience leading and mentoring a team of developers, including assigning tasks, providing guidance, and ensuring the team's success. Ability to motivate and inspire team members, resolve conflicts, and provide constructive feedback. Experience conducting assessments and interviews remotely.

Show more
Seniority Expert (10+ years)
Location Lagos, Nigeria
Dart 5yr.
Flutter 5yr.
Java
Cordova
React Native
MySQL
CI/CD
Git
RESTful API
Bloc
...

Software engineer with 5+ years of experience specializing in Flutter application development for a variety of industries, including finance, real estate, and governmental disaster management. Demonstrated expertise in both mobile and web development with a solid foundation in computer science, holding a Bachelor's degree in Informatics Engineering. Proficient in key technologies such as Dart (Flutter), React-Native, and Cordova, with a focus on both frontend and backend development. Adept at collaborating in team environments and employing Agile and waterfall methodologies, the engineer has a strong track record in developing applications that address complex requirements. Proficient in state management (BLoC, GetX) and integrating services such as Firebase and RESTful APIs. The candidate brings a combination of technical acumen and practical experience, poised to make a significant impact on future projects.

Show more
Seniority Middle (3-5 years)
Location South Tangerang, Indonesia
Python 3yr.
Java 3yr.
Django REST framework 1yr.
React 1yr.
Ext JS 1yr.
C/C++/C#
Crashlytics
Identity Server
Tailwind CSS
Git
Microsoft Visual Studio Code
OOP
Postman
Unix
Zimbra
ACF
...

Full-Stack Engineer with hands-on experience in Django, Python, and MySQL, showcasing strong backend API design with performance optimization, validated by a 30% query speed improvement in past projects. Expertise in frontend development using React.js, demonstrated through enhancing user interfaces and load times for high-traffic applications. Holds top 5% ranking in Java on HackerRank, underpinned by a B.Tech in AI & Data Science, and a Computer Science diploma, ensuring a solid theoretical foundation. Recognized for technical prowess with certifications in AWS Cloud and 5★ Java proficiency. Proven track record in agile development, clean architecture, and real-world problem-solving with a passion for quality and efficiency.

Show more
Dart
Python
JavaScript
Figma
Agile
UI/UX Design
FreeBSD
Google Maps API
RESTful API
Microsoft Visual Studio Code
Packet Tunnel Provider
...

Software engineer with hands-on experience in both mobile and web development, focusing largely on Flutter, proficient in state management and wireframing with tools like Figma. Demonstrated skill in collaborating within agile environments to deliver intuitive user interfaces and production-ready features. Strong foundation in software engineering principles, evident from contributing to real-world projects such as a fully functional food delivery app and a pharmacy management system. Technical expertise encompasses a range of technologies including Python, Dart, JavaScript, REST API, Firebase, and Git, solidified by a rigorous education with a BSc in Software Engineering in progress. Adept in adopting software development practices that prioritize clean, responsive UI design and robust feature integration.

Show more
Python
Dart
JavaScript
Figma
Microsoft Visual Studio Code
Ant Design
Identity Server
React Navigation
Firebase Realtime Database
FireStore
Agile
FDD
Responsive Design
FreeBSD
Google Maps API
MDM
Packet Tunnel Provider
...

Software engineer with practical experience in mobile and web development, specializing in Flutter and familiar with state management tools like Provider. Demonstrated expertise in creating user-friendly interfaces and features, as reflected in projects such as a pharmacy management system and a comprehensive food delivery app. Collaborates effectively in agile environments, with a history of successful team-based project completions. Strong foundation in computer science from Jimma University, equipped with skills in Python, Dart, JavaScript, and a range of development tools including Figma, VS Code, and Git. Proficient in the use of Firebase for building scalable apps with real-time data, emphasizing clean code practices and responsive design principles. Proactive in acquiring user feedback to refine product functionality.

Show more
Git 5yr.
Python
Dart
Agile
Android APIs
CSS
HTML
jQuery
Webpack
seo
Scrum
OAuth
PayPal API
Stripe
CI/CD
Docker
iOS
M query
...

Software Engineer with 5+ years of full-stack development expertise, specializing in mobile and backend technologies. Proven ability to deliver 20+ applications across Android and iOS, utilizing languages such as Python, JavaScript, Dart, and Java coupled with proficient use of frameworks like Django, Node.js, and Flutter. Demonstrates strong proficiency in database management with PostgreSQL, MySQL, MongoDB, and Firebase, and excels in setting up CI/CD pipelines and employing Agile methodologies for efficient deployment and iteration. Holds a BSc in Computer Science from Maseno University and is known for sophisticated leadership and team mentorship capabilities, contributing to key projects like Kenya's Government Digital Services and the CapitalPay fintech platform.

Show more
Seniority Senior (5-10 years)
Location Nairobi, Kenya
1 2 3 ... 30