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
Cloud and Operations
Mobile Application
Digital Platforms
Blockchain
Design and Creative
Quality Assurance
Project Management
Desktop Application
Writing and Translation
Scripting and Automation
Marketing and SEO
Embedded Systems
Low-Code and No-Code
GameDev
Industrial Engineering
XSLT 3yr.
C#
JavaScript
- 14+ years of experience with C#, Javascript
- 3.5+ years of experience with XSLT Development (filter, logical operation, sorting, mathematical operation)
- Intermediate English
- Available ASAP
$4998/month
JavaScript
TypeScript
• 5+ years of IT professional in front-end web development in the 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.
• Experienced in different approaches, front-end engineering principles, and concepts. Knowledge in OOP, OOD, and AOP based on prototypes.
• Upper-Intermediate English level.
• Available: ASAP
Node.js
- Has good experience more than 12 years.
- Very good work with different databases and has good level of understanding complex systems with lots of dependences.
- Mentoring (Codementor, StackOverflow)
- Teaching (had experience explaining subject to audience)
- Leading (team of 30 developers)
- Upper-Intermediate English.
- Available ASAP.
JavaScript
HTML
CSS
React
Solidity
- 4+ years of experience in all stages of the web development process, including information gathering, planning,
design, development, testing, delivery, and maintenance. Has continuously learned a wide array of scripting languages and multimedia web tools. Has experience working with Agile, Jira
- Solid skills in building scalable web applications. He practices the skill of developing user interfaces and reusable UI components.
- Experience with Solidity.
- Deep understanding of smart contract development.
- Good knowledge with blockchain.
- Well-organized with an ability to prioritize tasks
- Upper-Intermediate English
- Available ASAP
QA Automation
Java
CI/CD
- 3.5+ Years of software testing experience
- WEB UI Automated Testing
- API Automated Testing (SOAP / RESTful / WebSocket )
- Software Development Engineer in Test / Quality Assurance / CI&CD starter.
- Intermediate English
- Available ASAP
Node.js
- 20+ years of working experience in IT.
- Participated in numerous amount of projects as Project Manager/Chief of Software Development Department, Software Engineer, JavaScript Developer, and Full stack Developer, dealing with software support and development: implementation of functional requirements, REST API; GRPS; GraphQL developed software applications for manufacturing industries, etc Main technical skills: Node. JS(Express, NestJS), Front solutions(Angular, Vue), SQL: Postgre, MS, MySQL, NoSQL.
- Upper-Intermediate English.
- Available ASAP.
JavaScript
- 2 years in Frontend Development (JavaScript)
- English Intermediate
- Available ASAP
Ruby 3yr.
- 11 years experience in IT (CMS Platforms: Bitrix, WordPress, Joomla, OpenCart), JavaScript.
- 3+ years with ROR Ecosystem
- Upper-intermediate English.
- Available ASAP.
Salesforce
- Certified Magento 2 and Salesforce Frontend Developer with 10 years of experience.
- Upper-Intermediate English
- Available ASAP
Salesforce
- Certified Salesforce Developer with 3.5+ years of experience
- Working for 1+ years as a Solution Architect.
- Great experience in different Salesforce projects with complex logic, including AppExchange products.
- Intermediate English
- Available ASAP
React
React Native
JavaScript
PostgreSQL
AWS
- 4+ years of experience as a Front-End Engineer.
- Experience with Solidity, Vue3, Quasar.
- Solid skills with React and its libraries.
- Worked with AWS and would not mind switching to Cloud Run, GCP services.
- Experience with Supabase (using PostgreSQL instead of MongoDB).
- Familiar with Firestore.
- Now he has interested in functional programming, methods, test-driven development, and web components. The experience includes working together in a team environment to build high-performing websites.
- Upper-Intermediate English.
- Available ASAP.
Go
- 9+ years of commercial experience in the IT industry creating web and mobile applications
- 3+ years of recent experience in developing using Golang
- Experience in developing applications using Java and Kotlin
- Hands-on experience with third-party API integration
- Upper-Intermediate English
- Available ASAP
Node.js
AWS
- More than 6 years of professional experience in the backend development
- Proficiency at application architecture principles (including SOLID / DDD / DRY / KISS)
- Understanding and efficient usage of design patterns
- Project / tasks estimation (concept based, milestone, roadmap, detailed)
- Agile / Scrum / Kanban (both team management & development)
- Test-driven development (real unit- & acceptance- tests usage everyday)
- High load optimization (both game backend and enterprise system solutions)
- Upper-Intermediate English.
- Available ASAP.
Figma
Adobe Photoshop
Adobe Illustrator
WebStorm
I have 3,5 + years of experience in Web application development, User experience, Interaction design, using: Figma, Adobe Photoshop, Adobe Illustrator. I am active and result -oriented in my work. I am sensitive and attentive to all the details of the project. I can set priorities and control the process of my work. I am a communicative, flexible and reliable person, which makes me a good team player.
React
- 6+ years of experience in the IT industry as a front-end developer;
- Significant experience in commercial software development, solid experience in building rich web applications using frameworks such as ReactJS;
- Deep skills working with TypeScript;
- Good understunding of AWS;
- Experience with Docker;
- Good abilities working with Vue.js and Angular;
- Good skills working with Node.js and Express;
- Upper-Intermediate English;
- Available ASAP.
AWS
Terraform
Jenkins
- 4+ years work experience in IT.
- Professional, detail-oriented DevOps Engineer motivated to drive projects from start to finish as part of a dynamic team.
- Responsible, hard-working, result-oriented, creative and communicable, team player
- Upper-Intermediate English.
- Available ASAP.
Kubernetes
AWS
Docker
Jenkins
− Ten years of hands-on experience in engineering (as a technical, system monitoring and network engineer).
− Extensive experience in IT focusing on the financial and network industries.
− Strong analytical and problem-solving skills.
− Knowledge of software development technologies and processes.
− A team player, good communicative skills.
- Upper-Intermediate English.
- Available: part-time
React
TypeScript
- 3 years of experience in the IT industry
- Main specialization is developing SPA user interfaces using such technologies as JavaScript and React with accompanying libraries
- Specialize in front-end debugging and performance improvement
- Intermediate English
- Available ASAP
Magento 2 3yr.
Magento 1 2yr.
- Magento Developer with 3+ years of experience in developing, designing, and maintaining websites on Magento.
- PHP Developer with 3+ years of experience
- Strong knowledge of LAMP, JS, OOP, Designing Patterns.
- General knowledge of Woocommerce
- Upper-intermediate English.
- Available ASAP.
AWS
- Have good hands-on experience in implementing core DevOps concepts such as virtualization, version control, cloud computing, load balancing, etc. by using a wide variety of technologies.
- I am a team player, communicable, hardworking, and open-minded person. I like getting new skills and knowledge.
- Upper-Intermediate English.
- Available ASAP.
CI/CD
- Microsoft Azure DevOps with 5 years of commercial experience
- Kubernetes, Docker, Writing Infrastructure as Code, CI/CD pipelines for Jenkins and Github.
Infrastructure monitoring. Scripts for automation or text processing. (bash, awk)
- Сonfiguration management and deployment expertise
$36/hr
Python 5yr.
- Experience with Python of 5 years
- Profoundund understanding of web applications and back-end development
- Upper-intermediate English
- Available ASAP
DevOps
- 8+ years of experience in IT;
- Qualified DevOps Engineer with 4+ years of experience;
- Highly experienced working with AWS and Azure cloud;
- In-depth abilities with Ansible, and Terraform usage;
- Good knowledge of Python, and Bash;
- Solid skills in CI/CD workflow;
- Strong skills working with a QA background;
- Deep analytical and problem-solving skills;
- Strong skills in Linux troubleshooting;
- Upper-Intermediate English.
PHP
JavaScript
Laravel
- 6+ years of development
- Experience in website development on PHP (Laravel), SQL, JavaScript, and other back-end libraries
- Pre-Intermediate English
- Available ASAP
React 2yr.
Node.js 1yr.
- 2.5 years of experience. Obtained strong skills in frontend development. Skilled in React, Redux, Typescript, Next.js. Experienced with integrating frontend with backend API. Some experience with backend development.
- Upper-Intermediate English
- Available ASAP
$20/hr
$3198/month
$3198/month
React 2yr.
Mobile development 2yr.
MERN stack (MongoDB, Express, React, Node) 2yr.
AWS 2yr.
Highly self motivated individual seeking for an opportunity to work in challenging environment. I'm passionate about new technologies and continuously try to learn and prove my worth in those sections. I'm well versed in numerous programming languages and technologies from both web2 and web3 i.e. blockchain technology. Got a proven experience working on blockchain technology.
Node.js
React
- Software Engineer with 5+ years of commercial experience in the IT industry using front-end and back-end technologies
- Experience in working on cryptocurrency projects
- Good knowledge of OOP
- Experience in using Design patterns
- Upper-Intermediate English
- Available ASAP
QA
-11+ years of experience in the IT industry as QA Engineer
- Upper-Intermediate English
- Available ASAP
$30/hr
$5000/month
$5000/month
React
Vue.js
Angular
Next.js
Nuxt
Organized, collaborative and highly skilled full stack & blockchain developer with
8+ years of professional experience in dynamic and deadline-driven work
environments. Self-motivated and self-taught professional who always trends to
challenge difficult problems no one dares to try.
The following skills can cover your project?
- Blockchain (Solidity, Web3.js, Ethers.js)
- JS frontend frameworks (React, Vue, Angular, Next, Nuxt, Gatsby)
- Backend skills (Laravel, Express, Django, .NET)
- Other (GraphQL, Shopify, AWS, Firebase, Google APIs, Typescript)
If so, your project is already 99.99% done. The only thing left is to hire me and
wait for the perfect result drinking coffee ~_~
Salesforce Commerce Cloud 2yr.
Salesforce 2yr.
- 7 years of experience designing, developing, programming, maintaining, and marketing networks and applications.
- Experienced FullStack Developer, ERP Administrator, SFCC Developer and Technology
- Intermediate English
- Available ASAP
Salesforce
- Experience as Salesforce Developer
- Strong background with Java & JavaScript
- Intermediate English
- Native Russian
- Available ASAP