Discover Top Developer Profiles

Our directory at Upstaff.com showcases a talented group of developers, each bringing a wealth of expertise to the table.

  • With profiles highlighting skills in IT development, AI, design, sales, marketing, admin, and customer support, our developers stand out for their rigorous vetting and diverse technical proficiencies. Ranging from seasoned experts with over a decade of experience to skilled mid-level professionals, they excel in languages like JavaScript, Python, and React, tackling complex projects with precision.
  • Hailing from various regions, including Europe, LatAm, Israel, and the United States, our developers offer a global perspective, ensuring adaptability and high-quality work across industries.

Each profile reflects a commitment to excellence, validated through thorough technical assessments and communication evaluations, making them reliable partners for any project.

Java
Kafka
Kubernetes
Spring Boot
SQL
Python
Akka
Angular
NestJS
Node.js
React
Apache Camel
Java Open Service Broker
JSON
Spring Data
Flask
Hibernate
XML
XSLT
Kibana
MySQL
PostgreSQL
Sequelize
Typeorm
AWS
Agile
microservices architecture
Monolithic
SAFe
SOAP
Atlassian Confluence
Jira
Docker
GitHub
SVN
Jenkins
Jest
JUnit
Mocha
Mockito
RabbitMQ
RESTful API
Splunk
...

- Around 10 years of experience handling Web & Enterprise applications in the Telecom, Finance, Banking & eLearning domains. - 4+ years experience as a Solution Architect - 7+years experience with Java, SpringBoot, Microservices, and AWS - Experience with Kubernetes, Docker - Experience with Rest Api - Experience with MySQL, PostgreSQL, SQL - Expertise in Kafka, RabbitMQ - Cohesive team worker, having strong analytical, problem-solving skills. - Actively upskilling myself & working on innovative ideas. - Upper-Intermediate English

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Seniority Senior (5-10 years)
Location India
Ruby 10yr.
Ruby on Rails 10yr.
Elixir 3yr.
Backbone.js
React
Grape
Sinatra
HTML5
LESS
Phoenix
SASS
Styled components
Redux
MySQL
PostgreSQL
Redis
Snowflake
AWS
Heroku
Docker
Kubernetes
Terraform
Helm
Jenkins
Jest
LiveView
Semaphore
...

- 3.5 years of experience with Elixir, 10 years of experience with Ruby and RoR - The last version worked with: Ruby 2, RoR 5 - Gained extensive experience with Elixir focusing on implementing geolocation services and onboarding features using technologies such as Elixir, Phoenix, Postgresql, and AWS. - Projects involving Ruby and RoR include web application development, SOA applications, API development, SAML connectors, quiz platforms, OAuth 2.0 provider applications, and API applications, utilizing technologies such as Ruby, Ruby on Rails, Sinatra, Grape, Redis, MongoDB, RSpec, and React. - Upper-Intermediate English - 2 weeks' notice - Available ASAP

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Seniority Senior (5-10 years)
Location Kyiv, Ukraine
SQL
Talend
Java
Python
Tableau
AWS Redshift
Microsoft SQL Server
MySQL
PostgreSQL
Snowflake
AWS
Azure
Matillion
Supermetrics
AWS S3
Google Data Studio
Agile
Scrum
Atlassian Confluence
Atlassian Trello
Jira
Linux
Windows
Postman
...

- 5+ years of experience in the IT industry as a Software Developer with hands-on experience with technologies like Talend Studio, My SQL, Postgres, Google Data Studio, Snowflake, Matillion, and Supermetrics. - Developed Talend jobs and Matillion jobs for extracting, transforming, and loading (ETL) data in accordance with the Business logic of the Product. Analyzing, understanding, and updating the Existing Talend and Matillion jobs. - Implemented automation of SQL Queries scripts for daily, weekly & monthly reports. - Worked on Snowflake to create Stored Procedures, Streams, and Tasks. Data Validation and data quality checks at the backend with SQL. - Worked on different Cloud sources like Google Analytics, Google Ads, Facebook Ads, Google Search Console etc - Upper intermediate English - Available for buyout

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Seniority Senior (5-10 years)
Location Bengaluru, India
Java
Kotlin
Kotlin Coroutines 3yr.
Android Jetpack
Android SDK
Koin
Room (Android Jetpack)
Architecture Components
Crashlytics
Dagger2
Data binding
Glide
Navigation
Push notifications
Retrofit2
RxJava
Socket.io
Firebase
Firebase Realtime Database
FireStore
Realm
A/B Testing
Authentication
Unit Testing
Analytic Skills
Google API
Stripe
CI/CD
GitLab CI
Fastlane
Google Play
MVP
MVVM
WebSockets
Detekt
fcm
Firebase App Distribution
HMS
Ktlint
LruCache
Multi-module apps
Remote config
...

- Android Software Engineer with 7 years of experience in native android development - 3+ years of team-leading experience - Upper-Intermediate English - Available ASAP

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Seniority Senior (5-10 years)
Location Zaporizhia, Ukraine
Entity Framework
Microsoft SQL Server
.NET Core
ASP.NET Core Framework
ASP.NET MVC Pattern
.NET
...

Test Talent

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Seniority Senior (5-10 years)
Location Ukraine
AWS
GCP
Python
AWS DynamoDB
AWS ElasticSearch
MongoDB
PostgreSQL
AWS Aurora
AWS CloudWatch
Google Kubernetes Engine (GKE)
Ansible
ArgoCD
GitLab CI
Jenkins
BitBucket
Github Actions
Docker
Kubernetes
Terraform
EFK
Grafana
Metricsbeat
Opsgenie
Prometheus
VictoriaMetrics
Nginx
...

- I am a DevOps engineer. I have more than 3 years of experience in big companies. I am interested in the automation of various processes. I would like to work on an interesting project with the possibility of personal and professional growth. I am able to learn quickly and efficiently, eager to master new technologies and skills. - Upper-Intermediate English

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Seniority Middle (3-5 years)
Location Chernihiv, Ukraine
JavaScript
TypeScript
Node.js
Java
D3.js
jQuery
Next.js
React
GoJS
Highcharts
Electron
Enzyme
Mobx
NativeJS
React Native
Redux
Freemarker
Firebase
MongoDB
MySQL
RethinkDB
Docker
Jest
Mocha
...

- About 7+ years of experience in development - Data-visualization - Testing coverage - Team management - Architecture design - Docker configuration - Good skills with Adobe Photoshop/Sketch - *nix systems preferred - Upper-Intermediate English. - Available ASAP.

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Seniority Senior (5-10 years)
Location Ukraine
PHP
JavaScript
Angular
AngularJS
Express
jQuery
Node.js
React
Vue.js
Bootstrap
CSS
HTML
Ionic
Laravel
Lumen
Slim
Symfony
Vuex
AWS ElasticSearch
MongoDB
MySQL
Redis
SQL
AWS
Docker
Facebook API
...

- Skilled and results-oriented software developer with more than 5 years of experience working in a variety of environments with a breadth of programs and technologies. - Solid background and advanced knowledge in computer development software including PHP, Javascript. - Skilled in working with database management tools such as MySQL, MongoDB. - Ability to solve complex problems successfully with minimal guidance or help using a logical reasoning technique and a strong attention to detail. - Fluent English

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Seniority Senior (5-10 years)
Location Krakow, Poland
GCP
Python
Azure Pipelines
Ansible
GitLab CI
Helm
Jenkins
Molecule
Pulumi
Tekton
Bash
Centos
Ubuntu
Docker
Kubernetes
Terraform
IPTable
Load Balancing
TCP
UDP
Kanban
Scrum
Prometheus
...

- Over 4 years of experience in technical support and system engineering. - More than 5 projects of various sizes and complexity. - Providing solutions for cloud-oriented applications, including infrastructure and configuration management, monitoring, orchestration, and scaling. - Strong understanding of CI/CD, good network knowledge from a technical support background, well-rounded in cloud engineering and orchestration, experienced in scripting languages. - Has been involved in several migration projects, which gave me strong experience in various areas of software and infrastructure design and the possibility to work with different tools and approaches during the POC stage. - Experienced and have a good understanding of different project managing methodologies. - Upper-Intermediate English

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Seniority Middle (3-5 years)
Location Kyiv, Ukraine
SharePoint
JavaScript
C#
.NET
PHP
AngularJS
jQuery
React
Vue.js
Bootstrap 3
CSS
HTML
HTML5
Metro UI
Semantic UI
DataTables
Fabric
SPFx
MS Power Automate
Power BI
MySQL
PostgreSQL
Azure DevOps
Eclipse
Microsoft Visual Studio Code
Power Apps
Visual Studio
Git
J2EE
Jira
Microsoft Teams
Slack
Microsoft Power Platform
WordPress
PowerShell
MS Project
PNP
...

- IT experience starting in 2015 - Experience with the full lifecycle of designing, developing, installing, configuring, and maintaining applications on SharePoint 2010/2013/2016/2019/ Online - Strong knowledge of HTML (HTML5), JavaScript, CSS (CSS3), CSS Frameworks (Bootstrap 3/4, Semantic UI, Office UI Fabric, Metro UI) - Experience with JQuery, DataTables, Vue.js, ReactJS, SPFx, C#, .NET, Project Server 2016, PowerShell, PnP - Extensive experience with Azure DevOps, MS Project, MS Teams, Power Platform (Power Apps, Power Automate, Power BI), MS Visual Studio 2015/2017/2019, VS Code, Jira, Git, Slack - Upper-Intermediate English

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Seniority Senior (5-10 years)
Location Lithuania
Product Manager
NFT
...

-Coins, tokenomics, community -DeFi -Play2Earn -Metaverses -Nodes and testnets -NFT -Analysis of smart contracts, identification of scam types (Regpool, Honeypot, etc.) -Lunchpad operation and private project rounds -Successful cases in trading due to fundamental and technical analysis (spot trading) - Advanced English - Available: ASAP

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Seniority Senior (5-10 years)
Location Vienna, Austria
Ruby on Rails
Solidity
Go
JavaScript
TypeScript
CSS
HTML
Node.js
React
Sidekiq
MongoDB
MySQL
PostgreSQL
AWS
Heroku
AWS SQS
DAO
DeFi
NFT
Docker
Git
...

Acquired a bachelor's degree in Information Systems from UNIVEM in Brazil. Since 2014 work as a Web Developer and since 2021, I have been working closely with Web3 technologies. I always look to broaden my knowledge in the area and enjoy participating in new projects. - 8+ years experience in software development; - 5+ years experience with Ruby on Rails; - 3+ years experience with React / Next; - Experience working on projects related to the NFT marketplace and Web3 integration; - Good skills use Solidity for creating smart contracts (ERC-721 tokens); - Experience working with TypeScript, Go on different blockchain projects; - Worked with projects in the field of DeFi and DAO; - Intermediate English; - Available ASAP.

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Seniority Senior (5-10 years)
Location Sao Paulo, Brazil
Product Manager
JavaScript
PHP
Python
Scala
Node.js
Google Analytics
GTM
Tableau
Firebase
MongoDB
MySQL
SQL
Google BigQuery
Agile
Asana
Atlassian Trello
Basecamp
Jira
ETH (Ethereum blockchain)
Hyperledger
Solana
Excel
Visual Studio
Figma
Typeform
GNU
Linux
macOS
Unix
Windows
Hotjar
...

- 7+ Year Experience of leading teams and developing products. - Led teams of 5 to 60 people across technology, business, marketing and design. - Proficient in Design and Prototyping tools, specially Figma, Familiar with Data visualization, Agile Development, Business Analysis, Software development life cycle(SDLC), A/B Experimentation - Search Engine and AdSense Optimization, Social Media Marketing tools, Flask, Latex - Upper-Intermediate English. - Available ASAP

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Seniority Senior (5-10 years)
Location India
React Native
JavaScript
Android Studio
Realm
SQLite
Agile
XCode
Git
...

- React Native developer with excellent Frontend skills, she has 4 years of experience. - Intermediate English - Available ASAP

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Seniority Senior (5-10 years)
Location Porbandar, India
Solidity
Node.js 3yr.
Go
Python
Brownie
ETH (Ethereum blockchain)
Hyperledger
OpenZeppelin
...

- A dedicated and goal-oriented individual with 3+ years of experience in the field of blockchain research and development; - Developed a blockchain prototype application that helps track the expenditure of public funds; - Conducted workshops, seminars, and webinars for students and professionals on various blockchain technologies; - Developed blockchain smart contracts for a central government-funded vaccination supply chain management project using Solidity; - Available: ASAP.

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Seniority Middle (3-5 years)
Location India
JavaScript
.NET
C#
TypeScript
ADO.NET
LINQ
.Net WCF
WPF
Angular
jQuery
React
IBM DB2
Microsoft SQL Server
MySQL
Oracle Database
PostgreSQL
SQL
SQLite
Azure
Azure DevOps Server (ex TFS Team Foundation Server)
Git
Mercurial
SVN
MVC
RabbitMQ
Web API
Winforms
WebForms
...

- 9+ years of work experience in software development - Solid knowledge of Microsoft .Net Framework, C#, JavaScript - Understanding of OOD/OOP/SOA concepts and design patterns -Skills in designing applications architecture and technical research - Experience both in front-end and back-end development

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Seniority Senior (5-10 years)
Location Eindhoven, Netherlands
Node.js 6yr.
JavaScript
React 6yr.
PHP 4yr.
Express 4yr.
NestJS 4yr.
Laravel 4yr.
AWS 4yr.
TypeScript 3yr.
Vue.js 3yr.
Angular 2yr.
React Native
Cosmos DB
MongoDB
MySQL
Git
Web3
...

As an experienced Javascript developer: - 6 years of experience in React Native and React development and these are my main skills; - 2 years of experience in Angular and Vue; - Blockchain developer with 2 years of experience; - Experience with developing React+Web3 frontend projects and also compiling testing and migrating solidity files; - 3 years of experience with ExpressJS, MySQL, and MongoDB. Also, have a year of experience with NestJS development.

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Seniority Senior (5-10 years)
Location Ukraine
JavaScript
TypeScript
Vue.js 1yr.
Angular
Express
NestJS
Node.js
CSS
HTML5
SASS
Socket.io
Koa.js
RxJs
AWS ElasticSearch
MongoDB
MySQL
NoSQL
PostgreSQL
Redis
Sequelize
SQL
Typeorm
AWS
AWS Lambda
AWS SDK
Docker
Kubernetes
Git
Graylog
JWT
WebSockets
RESTful API
macOS
Ubuntu
NATS
RabbitMQ
Desktop
Server
...

- 6 years of experience in IT - 3 years of experience with Node and 1.5 years of experience with Vue - Good Typescript and Javascript knowledge, covering all my code with unit tests, and integration tests. - A lot of experience working with AWS Beanstalk, CI/CD, Docker, and Github Actions. - Upper-Intermediate English

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Seniority Middle (3-5 years)
Location Ukraine
React 5yr.
PHP 5yr.
Node.js 4yr.
Laravel 4yr.
Python 3yr.
TypeScript 3yr.
Angular 3yr.
Next.js 3yr.
AWS 3yr.
Azure 3yr.
Netlify 3yr.
Vue.js 2yr.
Cypress 2yr.
Jest 2yr.
Shopify 2yr.
WordPress 2yr.
Web3 2yr.
three.js 1yr.
FastAPI 1yr.
Ionic 1yr.
...

- Web Developer for 6 years in both Front-end and Back-end web development. - Good experience in Blockchain and solidity. - Upper-Intermediate English. - Available ASAP.

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Seniority Senior (5-10 years)
Location Kamloops, Canada
Vue.js
Redux
C
C#
C++
Go
JavaScript
Rust
Solidity
TypeScript
Bootstrap
LESS
SASS
Tailwind CSS
Django
Ethers.js
Web3.js
Express
GatsbyJS
Next.js
Nuxt
React
MongoDB
NoSQL
DAO
DeFi
ERC-1155
ERC-20
ERC-721
ERC-777
ETH (Ethereum blockchain)
Hardhat
MetaMask
NFT
NFT marketplace
OpenZeppelin
Solium
TestNet
Truffle
Web3
...

- Acquisition of global web development expertise for 7 years, possessing the ability to overcome pressure and stressful conditions, 3 years of architecture and design technology in a wide range of blockchain fields including Dao, Defi and NFT - Advanced English - Available ASAP

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Seniority Senior (5-10 years)
Location Brandon, Canada
PHP 13yr.
Go 3yr.
MySQL 13yr.
JavaScript 10yr.
Docker 10yr.
Git 10yr.
Laravel 8yr.
PostgreSQL 6yr.
Redis 5yr.
Apiato 4yr.
Symfony 4yr.
MongoDB 4yr.
Kubernetes 3yr.
Python 2yr.
React 2yr.
Vue.js 2yr.
Doctrine ORM 2yr.
SVN 2yr.
Kohana
CodeIgniter
Lumen
Slim
Yii
Zend
jQuery
AWS ElasticSearch
ArgoCD
GitLab CI
Helm
RabbitMQ
...

- More than 14 years of experience in web development using PHP as the main language. - 3 years of recent experience with Go - Deep understanding of OOP & DDD principles. - Experience with projects with huge DB and a lot of complicated math logic. - Deep understanding of frontend JavaScript development with or without frameworks. - Was working as a senior PHP developer and as a team leader for the last 5 years - Deep understanding of DevOps practices and Kubernetes infrastructures - Upper-Intermediate English - Available ASAP

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Seniority Senior (5-10 years)
Location Belgium
Python
Java
AWS
PL
PySpark
ETL
Fivetran
Tableau
Teradata
AWS DynamoDB
AWS Redshift
Oracle Database
Snowflake
SQL
AWS Glue
AWS Glue DataBrew
AWS Kinesis
AWS Lambda
AWS Quicksight
AWS RDS (Amazon Relational Database Service)
AWS S3
DevOps
Docker
BI Reporting
DataOps
PLSQL
Teradata Vantage
...

- More than 8 years of Data Engineering experience in the Banking and Health sector. - Worked on Datawarehousing and ETL pipeline projects using AWS Glue, Databrew, Lambda, Fivetran, Kinesis, Snowflake, Redshift, and Quicksight. - Recent project involves loading data into Snowflake using Fivetran connector and automation of pipeline using Lambda and Eventbridge. - Performed Cloud Data Migrations and automation of ETL pipeline design and implementations. - Fluent English - Available from 18.08.2022

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Seniority Senior (5-10 years)
Location Pakistan
.NET
C#
JavaScript
TypeScript
Angular
jQuery
ASP.NET
Entity Framework
.NET Framework
Bootstrap
CSS
HTML
Microsoft SQL Server
MongoDB
PostgreSQL
Azure
Azure Logic Apps
Azure DevOps Server (ex TFS Team Foundation Server)
Git
Kanban
MVC
OOP
Scrum
SOLID
MSTest
Visual Studio
Web API
Winforms
DevExtreme
Web Forms
...

-A Software Engineer with over 7 years of development experience in the IT industry. - Most of this experience is related to .NET platform and C# language, on both client and server side development. development. Solid experience working with cross-application integrations, Web API, and WCF Services. Well-versed in release management on API Managment and Azure Functions. Strong knowledge of Logic Apps. - Advanced English - Advanced Polish

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Seniority Senior (5-10 years)
Location Lviv, Ukraine
Java
Spring Boot
AWS
Docker
MongoDB
AngularJS
Apache MINA
BlazeDS
Java Server Pages (JSP)
JSF
MyEclipse
Quartz
Schedulers
Spring Data
Spring model-view-controller (MVC) framework
Spring Remoting
Spring Retry
Hibernate
Spring
Primefaces
Kibana
AWS ElasticSearch
ELK stack (Elasticsearch, Logstash, Kibana)
Erwin Data Modeling
Liquibase
Microsoft SQL Server
MySQL
NoSQL
Oracle Database
Redis Cache
SQL
AWS Credentials Provider
AWS EC2
AWS S3
AWS SES (Amazon Simple Email Service)
AWS SNS
AWS SQS
AWS Xray
Adobe Flex
IntelliJ IDEA
SOAP Web Services
Apache ActiveMQ
Apache Solr
Apache Tomcat
J2EE
JBoss
BitBucket
SourceTree
Jenkins
Jira
JMeter
Postman
SoapUI
Linux
macOS
Windows
Logstash
RESTful API
...

- Java Architect/Developer with more than 13 years of hands-on experience with development, architecture, team management, and business process modeling. - Expertise in Java, Spring Boot, Micro Services and AWS - Expert knowledge in designing and developing complex applications. Possesses excellent fintech domain experience. - Experience in MySQL, MongoDB, NoSQL - Experience in Docker - Have a good team spirit and professionalism, self-motivation, a strong sense of responsibility, good communication skills, able to work under pressure. - Good communication skills with the ability to interact and influence senior members of the team. - Able to define quality and security standards. Good verbal and written communication and negotiation skills. - Ability to partner with non-technical and technical peers; participate in technical discussions. - Strong analytical, problem-solving, multitasking, and time management skills with consistent attention to detail. - "Embrace the Unknown" ability - be able to research and self-learn new concepts and ideas and then share them with the rest of the technical team. - Strong design and architecture skills with solid object-oriented analysis and design skills.

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Seniority Architect/Team-lead
Location Pakistan
Go
Ruby on Rails
JavaScript
Ruby
React
AWS ElasticSearch
PostgreSQL
Redis
SQL
Kafka
RabbitMQ
Linux
...

- 6+ years of experience in the IT industry as a back-end Ruby Engineer - 3 years of recent commercial experience with Go - Has experience working as a full-stack engineer using React on the front-end side - Upper-Intermediate English - Available in 2 weeks after approval for the project

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Seniority Senior (5-10 years)
Location Georgia
JavaScript 8yr.
React 6yr.
HTML 8yr.
CSS 7yr.
Git 7yr.
JSON 6yr.
ECMAScript 5yr.
TypeScript 5yr.
Ajax 5yr.
Bootstrap 5yr.
SCSS 5yr.
Node.js 5yr.
Vue.js 5yr.
Laravel 5yr.
MVC 5yr.
GitHub 5yr.
Tailwind CSS 4yr.
Express 4yr.
Nuxt 4yr.
MySQL 4yr.
NestJS 3yr.
MongoDB 3yr.
AWS 3yr.
Agile 3yr.
GraphQL 3yr.
GatsbyJS 2yr.
API
RESTful API
...

- 8+ years of experience in development. - Senior Front End Developer experienced in developing and deploying scalable JavaScript applications using modern technologies - especially React, Vue, Nest.js, Nuxt.js, Express.js. - Advocate of Agile methodology and Test-Driven Development. Passionate about pushing the tech industry forward by working with and building new technologies. - Fluent English - Available ASAP

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Seniority Senior (5-10 years)
Location Dublin, United States
Azure 6yr.
AWS 3yr.
DevOps
C
C#
C++
F#
Haskell
Java
JavaScript
PHP
TypeScript
ADO.NET
ASP.NET MVC Pattern
Blazor server side
Blazor Web Assembly
Entity Framework
LINQ
.NET
.NET Core
.NET Framework
.Net WCF
nuget
WPF
Angular
jQuery
React
Vue.js
CSS
HTML
XAML
Instagram
Microsoft SQL Server
MySQL
Oracle Database
PostgreSQL
SQL
T-SQL
GCP
Azure DevOps
Azure VM
Hyper-V
Adyen
QuickBooks
UWP
Veeqo
Xero
Yandex
Azure DevOps Server (ex TFS Team Foundation Server)
BitBucket
Git
GitHub
GitLab
SVN
Blazor
CI/CD
Octopus Deploy
TeamCity
VSTS
Zero downtime deployment
Debian
Linux
Ubuntu
Windows
Docker
Kubernetes
Terraform
WebAssembly
Facebook API
PayPal API
RESTful API
Twitter API
Winforms
Kafka
Office 365
OneDrive
PowerShell
SOAP
Xamarin
Cake
Dropbox
Exactonline
Flickr
SDK
server less
Sitecore
Vkontakte
WebForms
WSL2
...

- 15 years of experience in IT - 10 years of product development and team management experience - 2 projects implemented with Kafka - Upper-Intermediate English - Available ASAP

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Seniority Senior (5-10 years)
Location Lviv, Ukraine
Django
Python
JavaScript
TypeScript
AngularJS
React
Vue.js
Bootstrap
CSS
HTML
FastAPI
Flask
Django-Q
Pandas
Python Fabric
Scrapy
Apache Airflow
AWS ElasticSearch
MongoDB
MySQL
PostgreSQL
Redis
SQL
SQLAlchemy
SQLite
AWS EB (Amazon Elastic Beanstalk)
AWS EC2
AWS ECS (Amazon Elastic Container Service)
AWS RDS (Amazon Relational Database Service)
AWS S3
Asana
Jira
Celery
Docker
gUnicorn
Nginx
Jenkins
New Relic
OpenEdx
Selenium
Sentry
Shell Scripts
uWSGI
...

- Software Engineer with excellent problem-solving and debugging skills, eager to demonstrate a unique range of skills, commitment, and dedication to developing world-class software solutions - Upper-Intermediate English

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Seniority Senior (5-10 years)
Location India
Solidity
JavaScript
TypeScript
Ethers.js
Node.js
React
Chai
Hardhat
Truffle
Web3
...

- 4 years of experience in Ethereum blockchain and Solidity programming. - 2 years of experience in C , Python programming. - Highly professional blockchain developer with comprehensive accomplishments applying high-security smart contracts to ensure success and achieve goals. - Strong experience in EVM-compatible smart contracts development. Demonstrated success developing and seamlessly executing smart contracts in complex DeFi and DEX structures. - Upper-Intermediate English - Available ASAP

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Seniority Middle (3-5 years)
Location Bauru, Brazil
Asciidoc 3yr.
Dart
Java
JavaScript
Kotlin
Swift
TypeScript
Android SDK
Android Studio
Eleventy
Node.js
XML
Firebase
NoSQL
SQL
Agile
Scrum
RESTful API
Docsify
Hugo
Office 365
JUnit
SwiftUI
Darwin Information Typing Architecture (DITA)
GitBook
Gnome 4.0
G Suite
Markdown
MkDocs
Rapidoc
Readme
reStructuredText
...

- Technical Writer with 4 years of experience crafting internal and user-facing support/learning documentation. - Leverages background in computer science to write for highly technical audiences and also a Documentation static site engineer(Eleventy, Docsify, MkDocs, Hugo, DITA, Asciidoc, Open API Spec, DITA) and (Confluence, Gitbook, Readme.io), Software/ Blockchain(Solidity smart contract) Engineer - Commerce experience with Asciidoc of 3 years - Upper intermediate English - Available ASAP

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Seniority Senior (5-10 years)
Location Port Harcourt, Nigeria
React
JavaScript
Node.js
C#
Java
Python
Ruby
TypeScript
Angular
CSS
HTML
Django
Enzyme
.NET
Ruby on Rails
Spring Boot
NoSQL
PostgreSQL
SQL
AWS
Azure
GCP
Git
Jest
xunit
microservices architecture
RESTful API
...

- 5 years of experience in IT - My specialties include quickly learning new skills and programming languages, problem-solving, domain-driven design, Micro-service architecture, Rest API, responsive design principles, website optimization, and Model View View Model(MVVM) methods of organizing code. So far I have JavaScript, Python, Java, Typescript, HTML, CSS, ReactJS, Angular, SQL, NoSQL, Jest, Django, Spring boot framework, and Git under my belt. I'm still enthusiastically grabbing onto any other programming languages, frameworks, or principles I can integrate into the coding web in my head - Upper-Intermediate English. - Available ASAP.

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Seniority Senior (5-10 years)
Location Addis Ababa, Ethiopia
PHP
Symfony
C#
JavaScript
ASP.NET
ASP.NET MVC Pattern
Entity Framework
Inno Setup
WPF
Bootstrap
CSS
HTML
jQuery
SASS
SCSS
DataTables
Dropzone js
Laravel
Liip
Liip Imagine bundle
Snappy (KNP Snappy bundle)
Twig
Doctrine ORM
Eloquent ORM
Microsoft SQL Server
MySQL
Heroku
Docker
Sonata
Git
Google API
JWT
Mailchimp API
Reepay API
RESTful API
Swagger
Internet Information Services (IIS)
XAMPP (X, Apache, MariaDB, PHP, Perl)
sockets
MVC
Postman
Unity
Visual Studio
...

- 5 years of commercial experience with PHP Symfony & Laravel frameworks - Experience with C# & Unity3D - Upper-Intermediate English - Available ASAP

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Seniority Middle (3-5 years)
Location Ukraine
Java 6yr.
K6 3yr.
Appium 2yr.
QA
JavaScript
Kotlin
Swift
TypeScript
Android Studio
Google Analytics
Kibana
MongoDB
MySQL
PostgreSQL
Agile
Kanban
Microsoft Visual Studio Code
XCode
Charles Proxy
Cucumber
Cypress
Espresso
Fiddler
Mocha
Selenium Webdriver
TestRail
XCUITEST
Atlassian Confluence
Atlassian Trello
Jira
Miro
CI/CD
Datadog
Sentry
Detox
Load
Logz.io
Segment
Soak
Stress
XCUI
...

- 8+ years of working experience in software testing and quality assurance - Led QA guild (6 resources) and championed App release, Release sign-off, bug triage duty, and QA Onboarding process - Experience in performance testing (Load, Soak, Stress, etc) and producing metrics using the K6 framework and Datadog - Strong understanding of Agile/Kanban software development methodologies and testing life cycle - Key strengths in functional and non-functional testing across multiple platforms such as web, mobile (iOS, Android), and API Services - Experience in web and mobile automation testing and designing the required framework using Detox, XCUI, Espresso, Cypress, Selenium etc. - Familiarity with Database management systems such MySQL, PostgreSQL and MongoDB - Familiarity with DevOps practices and CI/CD pipeline - Advanced English

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Seniority Senior (5-10 years)
Location London, United Kingdom
AWS
Azure
Java
PHP
Python
Capistrano
Accumulo
HBase
Memcached
MySQL
Percona
PostgreSQL
Redis
CloudStack
GCP
AWS Cloudformation
AWS CloudWatch
AWS EBS
AWS EC2
AWS ELB (Amazon Elastic Load Balancer)
AWS IAM
AWS Lambda
AWS S3
AWS SES (Amazon Simple Email Service)
AWS SNS
AWS SQS
AWS VPC
Ansible
Bamboo
Chef
Jenkins
Puppet
Apache HTTP Server
Nginx
Asterisk
Cacti
Nagios
SIP
Zabbix
CLI
Perl
PowerShell
Shell Scripts
DNS
HTTP
IMAP
POP
SMTP
TCP/IP
VPN
Docker
Kubernetes
KVM (for Kernel-based Virtual Machine)
OpenVZ
Vagrant
virtuozzo
XEN
Git
Perforce
SVN
...

- DevOps with more than 15 years of experience. I can build or establish an existing infrastructure from scratch, organize the CI / CD process, and provide backup and monitoring. In my work I adhere to the principle of expedient use of resources, both technical and human. - I am a team player, communicable, hardworking, and open-minded person. I like getting new skills and knowledge. - Upper-Intermediate English

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Seniority Architect/Team-lead
Location Odesa, Ukraine
Java
Spring Boot
MongoDB
Kafka
AWS
C
JavaScript
Python
Ajax
CSS
HTML
jQuery
XML
Hibernate
Jasperreports
Java Server Pages (JSP)
Java Servlets
JDBC
JDK Tools
JSF
JSON
JSTL
WireMock
Node.js
Kibana
AWS ElasticSearch
ELK stack (Elasticsearch, Logstash, Kibana)
Microsoft SQL Server
MongoDB Compass
MySQL
NoSQL
Oracle ADF
Oracle Database
Oracle Skin Editor
SQL
AWS Aurora
AWS EC2
AWS ECR
AWS ECS (Amazon Elastic Container Service)
AWS Lambda
AWS RDS (Amazon Relational Database Service)
AWS S3
AWS STS
Agile
BDD
Scrum
TDD
Waterfall
Apache Maven
Cucumber
JUnit
Mockito
Postman
Apache NetBeans
Eclipse
Web Services
Apache Tomcat
IBM WebSphere Application Server
J2EE
JBoss
Oracle WebLogic Application Server
API
Insomnia
JWT
OAuth
RESTful API
ServiceNow API
Swagger
CI-CD Pipeline
Jenkins
SonarQube
CVS
Git
SVN
Docker
Docker Swarm
Jira
Linux
Unix
Windows
Logstash
...

- A technically astute and result-oriented professional with 12+ years of total experience with two years of onsite experience. - 5 years total experience as a Solution Architect - Working as an Architect/Senior Consultant. For the last couple of projects, I was in the role of Technical Architect/Solution Architect/Senior Consultant/Individual Contributor/Module Lead. - Experienced in Banking and Financial Services, Insurance, Health Care, and Telecommunications. - I have also worked on the DevOps, Scrum-Agile, and Waterfall software delivery methodologies.

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Seniority Architect/Team-lead
Location India
Elixir 5yr.
Ruby on Rails 3yr.
JavaScript
PHP
Swift
TypeScript
Phoenix
React
PostgreSQL
DigitalOcean
GCP
DevOps
Docker
...

- Fullstack software engineering (Elixir, TypeScript, Postgres, etc.) - RoR-Elixir migration commercial experience - Commercial experience with Phoenix - Systems architecture and design, with experience in both monolithic and microservices architectures - 3rd party integrations, including payment gateways, SalesOps tools, and other APIs - DevOps, with expertise in Docker, GCP and DigitalOcean - UX design, with focus on application flow design - Systems exploration, improvement, and repair, with experience troubleshooting complex issues across a variety of technologies - Project ownership, with experience managing projects from ideation to deployment - Leadership, with a track record of leading high-performing teams - Business consulting, with experience helping clients optimise their workflows and systems - Strong communication and collaboration skills, with experience working cross-functionally with designers, developers, and other stakeholders. - Upper-Intermediate English. - Available ASAP.

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Seniority Senior (5-10 years)
Location Poland
NFT marketplace
BSC
DeFi
NFT
...

- Helping shape the fast growing blockchain industry.- Digital Assets- Consulting- Native English

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Seniority Senior (5-10 years)
Location Ireland
CRM
...

- A strong marketer with a proven track record in excellent project management skills, with a demonstrated ability to consistently prioritize and manage multiple tasks from concept through implementation, and deliver quality outcomes on time and on budget. - Strong writing skills - comfortable creating content for email marketing, website, one sheets, case studies and more. - Experienced Account Director with B2B Marketing, experience in creating new integrated marketing programs that drive revenue.

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Seniority Senior (5-10 years)
Location Cape Town, South Africa
Python
Java
JavaScript
TypeScript
Django
Flask
Express
Node.js
React
MongoDB
MySQL
PostgreSQL
Linux
...

- 4 years of hands-on scripting experience with Python

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Seniority Middle (3-5 years)
Location Nigeria
Java
C#
JavaScript
TypeScript
Angular
D3.js
Express
jQuery
Node.js
React
Angular Material UI
Bootstrap
CSS
HTML5
React Bootstrap
ASP.NET MVC Pattern
ASP.NET WebForms
Entity Framework
Identity Server
.NET
.NET Core
.NET Framework
.Net WCF
SignalR
Hibernate
Spring Boot
Redux
Spring model-view-controller (MVC) framework
AWS ElasticSearch
Cosmos DB
ELK stack (Elasticsearch, Logstash, Kibana)
Microsoft SQL Server
MongoDB
MySQL
NoSQL
Oracle Database
PostgreSQL
RavenDB
SQL
T-SQL
AWS
Azure
AWS Lambda
AWS S3
AWS SQS
Azure Blob Storage
Azure Functions
Azure Service Bus
Context API
GraphQL
RESTful API
Web API
Cypress
JUnit
Mocha
MSTest
NUnit
Silicon
xunit
Visual Basic
...

- Software Engineer with 4+ years of diverse experience in building and integrating large-scale websites, applications, and services in Artificial Intelligence, Big Data, Telecommunication, and IT. - Upper-Intermediate English

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Seniority Senior (5-10 years)
Location Pakistan
React
C
JavaScript
TypeScript
CSS
HTML
Enzyme
Redux-Saga
Redux-toolkit
Vuetify
Vuex
Node.js
Vue.js
Firebase
MongoDB
Agile
Scrum
TDD
Axios
Git
Jest
Microsoft Visual Studio Code
WebStorm
Slack
GSAP
Material Design CSS
...

- Experience with development in the team using agile Scrum methodology - Good skills in debugging and issue resolving, testing with unit tests - Metamask integration - Upper-Intermediate English - Available ASAP

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Seniority Senior (5-10 years)
Location Lviv, Ukraine
C++ 5yr.
Angular 4yr.
C# 4yr.
JavaScript 4yr.
TypeScript 4yr.
CSS 4yr.
HTML 4yr.
SCSS 4yr.
Entity Framework 4yr.
MariaDB 4yr.
Microsoft SQL Server 4yr.
PostgreSQL 4yr.
MVC 4yr.
Razor 4yr.
Java
PHP
OpenCV
Android NDK
Android SDK
SQLite
Android
Windows API
Qt Framework
Linux
OpenGL
...

- More than 10 years experience of software development with different languages and technologies. - Main languages, frameworks and technologies: C++, C# (dotnet core), Angular, Qt. - Pre-Intermediate English. - Available: ASAP

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Seniority Middle (3-5 years)
Location Ukraine
JavaScript
Flutter
DevOps
...

0.5+ year of experience in Software Development; Development of mobile applications for clients and internal use;

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Seniority Junior (1-2 years)
Location Lviv, Ukraine
Salesforce
Java
JavaScript
Apex DataLoader
Apex Triggers
Force.com IDE
Lightning Design System
Salesforce Apex
Salesforce API
Salesforce AppExchange
Salesforce Lightning Components
Salesforce Lightning Framework
Salesforce Lightning Web Components
Salesforce Visual Force
SLDS
SOQL
SOSL
Visualforce
CSS
HTML
jQuery
XML
MySQL
API
RESTful API
Web API
Git
IntelliJ IDEA
Sublime Text
WebStorm
Jira
Redmine
SOAP
Windows
Bulk
Force.com
Force.com DB
Middleware
...

- 4,5+ Salesforce.com (Development, Administration, Configuration, Implementation & Support). - Experience with Agile - Salesforce.com (Administration, Configuration, Implementation & Support). - SFDC (Salesforce.com) Sandbox and Production environments. - Data loader, Workbench, Force.com IDE - Experience with Accounts, Contacts, Opportunity, Order Management, Leads and Communities - SFDC integration: Web-Services, SOAP, REST, File integration, FTP - Reports and Dashboards creation using standard Salesforce tools. - Experience with databases and with database objects - Data migration, data mapping and data integration - Complex problem resolution skills and professional approach - Fluent English - Available ASAP

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Seniority Senior (5-10 years)
Location Ukraine
Python
JavaScript
AsyncIO
Vue.js
MongoDB
PostgreSQL
Redis
Docker
Git
Linux
...

Senior Python Developer with 13+ years of experience in web development, adept of TDD

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Seniority Senior (5-10 years)
Location Ukraine
Python
C++
Scala
GLSL
Java
JavaScript
Akka
Apache Spark
Play Framework
Akka Actors
Akka Streams
Alpakka
Scala Cats
Scalatest
Hibernate
Spring
CSS
HTML
jQuery
XML
Java Server Pages (JSP)
Spring model-view-controller (MVC) framework
Spring Security
Aerospike
Apache Hadoop
AWS ElasticSearch
Cassandra
Data Lake
Hadoop ecosystem
MySQL
NoSQL
PostgreSQL
Redis
Slick database query
SQL
AWS
GCP
ActiveX
DevPartner Studio
Eclipse
IntelliJ IDEA
Visual Studio
MetaTrader
Docker
FreeBSD
GNU
Linux
macOS
Unix
Windows
Git
MS SourceSafe
SVN
Kafka
RESTful API
Websocket API
Windows API
STL
TCP/IP
COM
GDI
Google Guice
Lightbend enterprise platforms
MQL4
Multithreading
Protocol buffer
Reactive
Specs2
...

- 14+ years of experience in IT; - Data Engineering and Data Architecture Experience - System-level programming, OOP and OOD, functional programming; - Profiling and optimizing code; - Writing reliable code; - Writing product documentation, supporting products; - Team working, team leading; - Strong knowledge in Mathematics and physics (over 30 scientific publications); - Mentoring skills as a senior developer;

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Seniority Senior (5-10 years)
Location Ternopil, Ukraine
Java
Angular
JavaScript
TypeScript
AngularJS
jQuery
React
Ant Design
Bootstrap
CSS
HTML
Grunt
Gulp.js
NgRx
React Testing Library
RxJs
Webpack
Spring
Flyway
Microsoft SQL Server
MongoDB
MySQL
PostgreSQL
Docker
Git
SVN
Gradle
Jest
JUnit
Mockito
macOS
Ubuntu
Unix
Windows
AssertJ
Boot
Bower
Mint
...

- 6 years of experience in developing web applications using cutting-edge technologies - Obtained a lot of experience in AngularJs, Angular2+, Microfrontend, Microservices, Java, Spring, JS/TS, HTML, CSS, and other related technologies - Experience in leading teams of 5 more people - Main subject areas include healthcare, government projects, insurance, etc. - Upper-Intermediate English - Available ASAP

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Seniority Senior (5-10 years)
Location Ukraine
PHP 9yr.
Vue.js 5yr.
Laravel 7yr.
Delphi 3yr.
Symfony 2yr.
CodeIgniter 1yr.
JavaScript
Ajax
CSS
HTML
jQuery
SASS
AngularJS
Node.js
Nuxt
October CMS
Yii
Electron
React Native
JSON
Ruby on Rails
Smarty
Clickhouse
Firebase
MongoDB
MySQL
PostgreSQL
Apache HTTP Server
WordPress
PhantomJS
Google Extensions
Joomla CMS
OpenCart CMS
...

- 9+ years of experience in the IT industry as a full-stack developer with great experience in modern web technologies. - Intermediate English - Available ASAP

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Seniority Senior (5-10 years)
Location Ukraine
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