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.
All
All
Web Application
Data and Analytics
Operations and Cloud
Mobile Application
Digital Platforms
Blockchain
Design and Creative
Quality Engineering and Testing
Delivery Management and Analytics
Desktop Software
Writing and Translation
Marketing and SEO
Scripting and Automation
Embedded Systems
Low-Code
GameDev
Industrial Engineering
C++ 5yr.
Angular 4yr.
C# 4yr.
- 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
JavaScript
Flutter
0.5+ year of experience in Software Development;
Development of mobile applications for clients and internal use;
Salesforce
- 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
Python
Senior Python Developer with 13+ years of experience in web development, adept of TDD
Python
C++
Scala
- 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;
Java
Angular
- 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
PHP 9yr.
Vue.js 5yr.
- 9+ years of experience in the IT industry as a full-stack developer with great experience in modern web technologies.
- Intermediate English
- Available ASAP
Selenium IDE
Cypress
JavaScript
- 5+ years of professional experience.
- Automation testing with JavaScript, Cypress and SeleniumIDE.
- Bug’s life cycle, roles and activities in project team, positive/negative tests, smoke-testing, GUI, cross-browser, compatibility, black-box, gray-box, functional, non- functional, regression testing. Experience in manual mobile application testing on IOS and Android operating systems.
- Performance testing (load and stress) using JMeter.
- Creation of test plans, test cases, test suite, checklists, bug reports.
- Knowledge of Test Design technics.
- Understanding of SDLC, methodologies and the difference between types of testing.
- Upper-Intermediate English.
- Available ASAP
Ruby on Rails 6yr.
- With about 6 years of software development experience with Ruby on Rails and the latest standards of ECMAScript
- Intermediate English.
- Available ASAP.
JavaScript
- 1.5 years of experience in the IT industry
- JS, React, Redux, HTML5, and CSS (SASS)
Azure DevOps 3yr.
DevOps
Azure
- 5 years of experience in the IT industry
- 3 years of using Microsoft Azure
- 2 years in a Team Lead position
- Development of web applications using Cloud solutions, DevOps processes set up for a team.
- Advanced English.
DevOps
- 7+ years of experience in IT
- Azure (Virtual machine, blob storage) setup and configuration
- DevOps Engineer with exemplary expertise in routine application, maintenance tasks, including troubleshooting and testing
- Azure (Virtual machine, SQL servers, Blob storage, static web apps, application gateway) setup and configuration
- CI/CD (Azure DevOps) setup and configuration
- Intermediate English
- Intermediate French
- Available ASAP
React
- 3 years of experience in Frontend and Javascript development (React, Redux, Redux Toolkit)
- React Router, Node.js, HTML / CSS, Lodash, Axios, Ant design and material UI
- Understanding of MVC, MVP and MVVM
- Intermediate English
- Available ASAP
$36/hr
Python
- Experience in developing 4+ years
- Intermediate English
- Available ASAP
- Location: Kyiv
PHP
8+ years of experience in IT
8 years of experience in the development of different types of customer-face products on WordPress
Configuration of the environments
Good team player
Highly self motivated
Has disciplined approach to the work
Oriented on results
A reactive and highly responsible person
Solid mathematical background
English: reading and writing - with vocabulary
Swift 7yr.
- 7+ years of iOS developer
- 7 years of experience with Swift
- Upper-intermediate English
- Available ASAP
$40/hr
- 15+ years of professional experience
- Infrastructure planning and implementation.
- Planning and setting up the environment and performing migration of an application multisite the environment into AWS EC2 cluster with a load balancer
- Managing autoscaling and AMI-separating applications with shared network storage.
- Upper-intermediate English
- Available ASAP
Node.js 5yr.
Vue.js 4yr.
React 4yr.
- 5+ years of experience in the IT industry using front-end and back-end technologies (Vue.js, React, Node.js)
- Upper-intermediate English
- Available ASAP
$42/hr
Python
- Experience in developing 8+ years
- 8+ years of professional experience with Python
- Experience in development projects using: Python, Spark, Hadoop, Kafka
- Good knowledge in Machine Learning (Keras, Tensorflow)
- Experience with databases such as PostgreSQL, SQLite, MySQL, Redis, MongoDB
- Experience in program automation testing.
- Upper-intermediate English
- Available ASAP
Vue.js
- 3+ years of production experience in IT.
- Proficient in Front-end technologies.
- Key area of technical expertise covers JavaScript, Nuxt, Vue/Vuex, HTML5, CSS3.
- Intermediate English.
- Available ASAP
- 10+ years of experience of Ruby on Rails developer
- Fluent English.
- Available ASAP.
Composer
Xdebug
Modman
LXC
SSH
• 5+ years of expertise
• Development of e-commerce websites based on Magento eCommerce platform, Integration and customization out-of-box modules, Creation of new, custom Magento modules, Migration of custom Magento V.1 functionality to V.2, Customization of core modules)
• Intermediate English
• Available Full-time
• No scheduled vacations within next 3 months
$4500/month
JavaScript
TypeScript
• 5+ years IT professional in front-end web development in a field of web-oriented applications for startups, midsize businesses and large enterprises from various industries.
• Have a full and deep understanding of UX/UI design implementation into HTML layout.
• Good knowledge of designers tools.
• Expert in JavaScript. Experienced in different approaches, front-end engineering principles, and concepts. Knowledge in OOD, OOP based on prototypes, Unit testing (TDD) and functional approach.
• Available: ASAP
Node.js
React
- 5+ years of professional experience using front-end and back-end technologies
- Front-end: Deep knowledge of native JavaScript (basics, OOP, DOM, events, asynchrony, AJAX, event loop), ES6+, React, Redux, other React tools (React-router, Redux-Saga, etc.), HTML5, CSS3, LESS, SASS, Bootstrap, Material-UI.
- Back-end: Node.js, Express.js, NestJS, JWT, REST API, GraphQL, Postgres, Sequelize, Typeorm, knex.js, Docker,
Microservices.
- Upper-Intermediate English
- Available in 2 weeks after approval for the project
Node.js
React
- 4+ years of professional experience using front-end and back-end technologies
- Front-end: HTML, CSS, BEM, SASS/SCSS, Bootstrap, Webpack, Material-UI, ReactJS, Redux, Redux-Saga, Jest, Lodash, React-Hooks, React-Query
- Back-end: NodeJS (Express), Nest.js, REST API, Docker, OAuth, Postgres, TypeOrm, Sequelize
- Upper-Intermediate English level
- Available in 2 weeks after approval for the project
DevOps 13yr.
- 13 years of experience in IT as DevOps/SysOps
- Administering, monitoring, maintaining complex deployments, securing large scale infrastructures, building CI/CD pipelines, supporting networks, servers, dealing with high load workloads
- Setting up and managing Kubernetes clusters
- Upper-intermediate English
- Available ASAP
$30/hr
C++
Qt Framework
• Having huge experience (14+ years) in back-end development on C/С++/Erlang/Elixir has shown himself as aim-oriented developer with analytical skills.
• Using his experience he can not only to develop new features and functionality, but also make clear hidden multiconnection in any code that is based on the scope of Erlang/Elixir/C/Js.
• Has a huge experience in parser development of custom xml coding.
• English Upper-intermediate.
• Available Full-time.
• Ready to start ASAP.
• No scheduled vacations within next 3 months.
$33/hr
$5280/month
$5280/month
React
5 years of commercial experience. Worked as full-stack PHP, and with React 4+ years like frontend developer in various spheres and including education, video broadcasting, online gallery-market for artists, job search/proposal platform, healthcare, etc.
$28/hr
QA
- 3+ years of experience in QA
- Web, desktop and mobile applications testing, software testing on iOS and Android devices.
- Intermediate English
- Available ASAP
$40/hr
.NET
RPA
- 3+ years of experience in RPA Development
- 4+ years of experience in .NET Development
- Intermediate English
- RPA UiPath
- Available ASAP
$48/hr
- 5+ years of commercial experience with C# and .NET
- Experience with .NET Core and .NET Framework
- Experience with MS SQL Server, MongoDB, Cosmos DB
- RabbitMQ, Redis
- Worked with Stripe, AWS (SNS, SQS, S3, EFS, Lambda, EC2), Azure(Storage, Queues), Hangfire
- Knowledge of OOP and SOLID principles
- Basics of HTML, CSS, Javascript, JQuery
- Familiar with Docker and Kubernetes;
- Intermediate English
- Available ASAP
$38/hr
.NET
- 3+ years of experience
- Upper-intermediate English
- Available ASAP