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
Blockchain
Digital Platforms
Design and Creative
Quality Assurance
Project Management
Desktop Application
Marketing and SEO
Scripting and Automation
Embedded Systems
Writing and Translation
Low-Code and No-Code
GameDev
Industrial Engineering
Python
- Full-Stack developer with 5+ years of professional experience
- Back-end development with Python (Django, Tornado), familiar with Python frameworks like Celery, Selenium, Asyncio
- Database knowledge of MongoDB, PostgreSQL, Redis
- Some DevOps knowledge with Docker, Kubernetes
- Front-end development with Angular
- Upper-Intermediate English
Python
- Experience in software development more than 9 years
- Proficiency in Python development
- Knowledge and understanding of principles and methodologies of software design
- Deep knowledge of Web development technologies
- Experienced developer with a desire to permanent self-development in the development field
- Data engineering in database/hadoop/ AWS environments
- Solid experience in the development of different back-end and front-end solutions
- Experience with scrapers, extracting data from sites, serializing and validating data
- Strong computer science expertise and commercial experience in web services architecture and development
- Experience with GIS and integration with Google Maps
- Strong analytical skills, good knowledge of math, and a high level of responsibility
- Prefer to research things as deeply as possible and come up with new solutions
- Communicative, team player, self-motivated
- Upper-Intermediate English.
JavaScript
React Native
- 6+ years of commercial experience in IT.
- Development, refactor and support of web/mobile applications based on React and React Native
- Deep knowledge of HTML, CSS and JavaScript
- New functionality development
- Communicative, responsible, hardworking, result-oriented
- Good attention to details
- Good logical thinking and team player.
- Intermediate English.
- Availability starting from ASAP.
.NET
- 5+ years of professional experience in the Information Technologies (IT) industry.
- Refactoring of the existing applications.
- Experience in developing applications using C#, JavaScript, TypeScript.
- Experience in developing web applications using frontend frameworks.
- Experience in load testing, automated unit testing, configuration of CI/CD.
- Experience with Azure services.
- Good knowledge in OOP, coding standards.
- Good knowledge in Database.
- Active and self-motivated team member.
- Responsible, hard-working, result-oriented, creative and communicable, team player.
- Skilled in client communication, software development and prioritizing competing deadlines.
- Ability to multi-task with careful attention to detail.
- Upper-Intermediate English.
- Availability starting from ASAP.
HTML
CSS
- 8+ years of commercial experience in IT
- Good logical thinking, high level of responsibility
- Communicative, responsible, hardworking, result-oriented, and team player
- Good attention to details
- Pre-Intermediate English.
- Availability starting from ASAP.
.NET
- 8 + years in the Full-stack .NET Development.
- Good knowledge in programming Entity Framework, JavaScript, Asp.NET MVC, Web API;
- Experience in developing web applications using frontend frameworks.
- Experience in developing desktop applications.
- Experience with Azure services.
- Experience in load testing, automated unit testing, configuration of CI/CD, code review.
- Good knowledge in OOP, best practices, coding standards.
- Database design.
- Projects estimation.
- Experience in project leading.
- Mentoring new team members and interns.
- Good logical thinking, self-learning, high level of responsibility.
- Responsible, hard-working, result-oriented, creative and communicable, team player.
- Good attention to details.
- Upper-Intermediate English.
- Availability starting from ASAP.
- 9 years of commercial experience in the Information Technologies (IT) industry.
- Experience in developing web applications using frontend frameworks.
- Experience in developing desktop applications.
- Good knowledge in OOP, best practices, coding standards.
- Experience in load testing, automated unit testing, CI/CD setup, code review.
- Experience with variety of workflow engines, ORMs, SQL and NoSQL databases.
- Development of the database structure.
- Application development using microservices and monolithic architecture.
- Microsoft Certification: Microsoft Azure Developer Associate.
- Microsoft Certified Solutions Associate: Web Applications.
- Microsoft Certified Solutions Developer: App Builder.
- Refactoring of the existing applications.
- Optimizing the performance of existing applications.
- Development of novel services.
- High-level and detailed application architecture. Responsible, hard - working, result-oriented.
- Upper-Intermediate English.
- Availability starting from ASAP.
.NET
- 5+ years of commercial work experience in IT.
- Experience in developing applications using C#.
- Experience in development on the Microsoft .NET platform (C#, ASP.NET MVC, ASP.NET Web API).
- Refactoring of the existing applications.
- Experience with database design.
- Solutions on the back-end from scratch.
- Experience in load testing, automated unit testing, configuration of CI/CD, code review.
- Good knowledge in OOP, best practices, coding standards.
- Good attention to details.
- High-level and detailed application architecture.
- Responsible, hard-working, result-oriented.
- Highly motivated team player.
- Upper-Intermediate English.
- Availability starting from ASAP.
Java 10yr.
- Java Team Lead and Architect with 10+ years of a demonstrated history of working in various industries, including finance, entertainment, and retail.
- Proficient in Java, Scala, AWS, Jenkins, Docker, Maven, and other technologies for building high-load applications and services.
- Extensive experience with Kafka Streaming applications for data transformation and aggregation.
- Successfully designed and managed high-load applications utilizing Kafka for data processing and prediction.
- Strong background in AWS, utilizing services like AWS Lambda, Docker, and Kubernetes to build scalable and efficient systems.
- Strong experience designing and implementing technical solutions, setting up Agile teams, and mentoring developers.
- Proven ability to handle multiple projects through the entire lifecycle, ensuring timely and within-budget delivery.
- Experienced in conducting requirement analysis, identifying risks, and conducting mitigation action planning
- Upper-Intermediate English
.NET
- 8+ years of commercial work experience in IT.
- Experience in developing applications using C#.
- Experience in development on the Microsoft .NET platform (C#, ASP.NET MVC, ASP.NET Web API).
- Experience in developing web applications using frontend frameworks.
- Refactoring of the existing applications.
- Experience with variety of workflow engines, ORMs, SQL and NoSQL databases.
- Experience with:
- Database design;
- Solutions on the back-end from scratch.
- Refactoring of the existing applications.
- Optimizing the performance of existing applications.
- Good attention to details
- Highly motivated team player.
- Upper-Intermediate English.
- Availability starting from ASAP
$48/hr
Node.js
TypeScript
AWS
Kafka
PostgreSQL
- More than 10 years of experience in developing applications using JavaScript and TypeScript
- Profound experience in developing applications using Node.js
- Considerable practice in programming Node.js applications using Koa.js/Express.js
- Teach-lead & Team Lead at Node.JS department
- Experience in developing highly loaded systems
- Analytical thinking
- Communicative and team player
- Upper-Intermediate English
- Availability starting from 1/08/2023
Java
- 8+ years of experience with Java
- Computer science education
- Key areas of technical expertise: technical solution design, integration solution design, J2EE, back-end development.
- Upper-intermediate English
- Available ASAP
UI/UX
- 10+ years of experience in commercial UI/UX design and software development;
- Experience working with blockchain projects;
- Experience working with Figma and Adobe;
- Good understanding of HTML and CSS;
- Deep skills working with Atlassian Trello;
- Overcame Agile-related challenges to construct a shared vision. Created alignment amongst the team to execute the vision. Led redesign efforts to refocus the product before launch;
- Increased user satisfaction (+11%) and perceived findability of information (+9%) with the redesigned website;
- Decreased bounce rate (-29%) with mobile website;
- Increased service reach. Grew website visitors by 218%;
- Increased page views by 46% with website redesign;
- Upper-intermediate English;
- Available ASAP.
Project management methodologies
- A highly skilled manager with 8+ years in various managerial roles involving analytics, project management, B2B/B2C customer relationship management, IT infrastructure planning.
- Upper-intermediate English.
- Available ASAP.
JavaScript 8yr.
HTML 8yr.
- 18 years of diverse and extensive experience in software development industry
- 16+ years of experience as a Project & Engagement Manager for a number of various projects & products
- 2+ years of experience as a developer in various Web technologies (HTML, JavaScript, PHP, ASP, Perl)
- 5+ years of experience in managing large B2B projects in telecom industry
- Planning, organizing and controlling the software development process at all stages (from startup to
maintenance). Project plan development and maintenance including schedule plan, test plan, quality plan,
team plan. Controlling the plan execution and team performance evaluation. Experience in strategic planning of product development. Good estimating experience.
- Deep knowledge of software development life cycle and processes (Waterfall, RUP, XP, Scrum).
- Excellent organizational skills, attention to detail, and ability to choose priorities required.
- Leading the development team, excellent interpersonal skills and work constructively with people.
- Personal motivation management and conflict solving experience. Personal evaluation and promotions experience.
- Risk management and problem management.
- Developing business relations with customers and ability to interact with foreign customers. Good client-communication skills, in time communicating of status, problems and risks.
- Experience in writing requirements specifications. Working with the documentation, coordinating knowledge accumulation and its effective use.
- Strong business analysis and problem solving skills.
- Ability to manage multiple projects concurrently.
- Experience in Project Management tools (MS Project).
- Fluent English
- Pre-Intermediate German
$25/hr
$4000/month
$4000/month
React Native
Certainly! Here's a more detailed summary for you, written in the first person:My name is Sami and I am a software engineer with 7 years of experience in the IT industry. During my career, I have specialized in developing applications using React Native, MERN, and MEVN technologies. These skills allow me to create high-quality, scalable, and user-friendly applications that meet the needs of my clients.Throughout my experience as a software engineer, I have been involved in all stages of the development process, from the initial concept and design phase to implementation and testing. I am familiar with various software development methodologies, including Agile, and have used them to effectively manage projects and meet deadlines.In addition to my technical skills, I am also a strong communicator and collaborator. I believe that clear communication and teamwork are essential to successful project delivery. I am passionate about staying up-to-date with the latest technologies and techniques in the field, and I am always looking for ways to improve my skills and knowledge.
Scrum
DevOps
Agile
- 10+ years overall of experience in IT
- Management: Change management, Program management, Project management, Account management
- Upper-Intermediate English
$4000/month
Python
Kubernetes
AWS
- Python Developer with 5+ years
- Deployed to Heroku an HR variability analysis app built with Django/Python, DRF, Celery & RabbitMQ, and PostgreSQL
- Automated tests for CI/CD workflows Python, Kubernetes, GitLab CI/CD, AWS Cloud
- Native English
- Upper-intermediate French
- Available ASAP
Web Development
Web Application Development
Full stack maestro on a mission to craft digital wonders. From pixels to databases, I groove with code and design. Building web dreams with a cup of coffee in one hand and a keyboard in the other. Let's turn ideas into reality!
Node.js
AWS
MongoDB
TypeScript
Go
- 5 years of commercial experience in developing applications using Node.js and Typescript.
- Strong analytical and results-driven skills.
- Good logical thinking and high level of responsibility.
- Communicative, responsible, hardworking, result-oriented and team player.
- Good attention to detail.
- Upper-Intermediate English.
- Availability starting from 01/09/2023
JavaScript
Node.js
PostgreSQL
NestJS
TypeScript
- Passionate developer with 5 years of experience in the field.
- Passionate about high-quality development of powerful applications from scratch.
- Eager to learn new technologies and use them in practice.
- Upper-Intermediate English.
- Availability starting from ASAP
Python
- 0.5 years of experience
- Data Scientist with a Machine Learning background
- Upper-Intermediate English.
JavaScript 6yr.
Laravel 6yr.
Node.js 6yr.
Vue.js 6yr.
PHP
- Expert Backend and Full Stack Developer with 6 years of experience
- Intermediate English.
Python 6yr.
TensorFlow 5yr.
AWS
- 6 years of experience
- Senior Data Scientist with specialization in Machine Learning and Computer Vision
- Advanced English.
Kafka
JavaScript
PostgreSQL
Node.js
TypeScript
- More than 5 years of experience in commercial software development;
- Strong knowledge of front-end / back-end frameworks and libraries;
- Experience in analyzing and building architecture, prioritizing tasks and calculating risks;
- Has experience in developing blockchain-based software;
- Skilled in JavaScript / Typescript,React, Redux,Node.js;
- Experience in researching productivity and technical problems of production;
- Upper-Intermediate English
PostgreSQL
Node.js
Vue.js
React
NestJS
- Well-qualified Full Stack Developer familiar with a wide range of programming utilities and languages.
- Knowledgeable of backend and frontend development requirements.
- Able to handle any part of the process with ease.
- Collaborative team player with excellent technical abilities offering 12 years of related experience.
- Knowledgeable Front End Developer adept at creating successful websites or apps that meet customer needs.
- Specializing in collaborating with entrepreneurs and customers to gather requirements produce plans, and improve designs for usability and functionality.
- Very proficient in VueJS, ReactJS, HTML, and CSS
- Advanced English
Kafka
JavaScript
NestJS
Node.js
TypeScript
- Full-Stack Web Developer with expertise in both back-end and front-end development
- Extensive experience in all stages of the development cycle for dynamic web projects
- Proficient in multiple programming languages
- Has a strong understanding of software architecture and design principles
- Skilled in project management, decision making and complex problem solving. Has creative and
- innovative thinking, service-focused, self-development
JMeter
iOS
Android
Grafana
InfluxDB
- Bug’s life cycle, roles, and activities in the project team, positive/negative tests, smoke-testing, GUI, cross-browser, compatibility, black-box, white-box, gray-box, functional, non-functional, unit testing, regression testing, Mobile cross-browser testing, Mobile app testing
- Creation of test plans, test cases, test suites, checklists, and bug reports.
- Knowledge of Test Design techniques.
- Understanding of SDLC, methodologies, and the difference between types of testing.
- Hands-on experience in mobile application testing on IOS and Android operating systems.
- Hands-on experience using emulators for Android and IOS e.g. Blue Stack.
- Experience with Performance testing - Jmeter, BlazeMeter
- Upper-Intermediate English
SDLC
- 5 years of experience in business analysis
- Proficient in project documentation, SDLC, and requirements management
- Skilled in mind mapping, UML/BPMN modeling, and prototyping
- Experienced in prioritization, SWOT analysis, and stakeholders management
- Strong analytical thinking and research skills
- Effective communication and conflict management abilities
- Knowledgeable in risk management and software development lifecycle
- Quick learner, proactive, and adaptable to change
- Upper-Intermediate level of spoken and written English
Node.js
- 3-5 years of experience in Full Stack Web Development
- Strong knowledge of Node.js, JavaScript, and TypeScript
- Experience with Express.js and Nest.js
- Proficient in working with databases such as MongoDB, MySQL, and PostgreSQL
- Familiarity with front-end technologies including HTML5, CSS3, React.js, and Vue.js
- Skilled in building RESTful APIs and GraphQL
- Experience with Docker and Prisma
- Strong understanding of OOP and SOLID principles
- Familiarity with AWS services
- Good logical thinking and a team player
- Intermediate English.
- Availability starting from ASAP
Node.js
- Developing web applications using Node.js, JavaScript, and TypeScript.
- Experience with Express.js and Nest.js.
- Writing tests unit and E2E
- Strong knowledge of algorithms and data structures
- Good logical thinking and team player.
- Uper- Intermediate English.
- Availability starting from ASAP