Hire Vetted Web Application Engineers at Upstaff - Page 32

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.
React 6yr.
Redux 6yr.
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- 6+ years experience as FullStack Developer. - He has great analytical and problem-solving skills, always eager to provide his own independent view on the product being developed to improve the final solution delivered to the end-users. - Upper-Intermediate English. - Start ASAP
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Senior
Estonia
ASP.NET
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- 8+ years of commercial work experience in IT - Experience in developing applications using C# - Profound experience in Microsoft .NET development and associated technologies: Microsoft .NET Framework, .NET Core, MS SQL Server, Kafka, Protobuf, MongoDb and Entity framework to manage microservices ecosystem from scratch - Architecture design, OOP/OOD, SOLID, GoF/development - Experience working in Agile (Scrum) teams - Strong knowledge of data structures and algorithms - Web services development (designing various types of APIs, services/microservices) - Ability to work effectively under pressure - Good attention to details - Upper-Intermediate English
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Senior
Prague, Czech Republic
PHP
Laravel
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- 6 years of commercial experience in tech - Implemented live projects based on the Laravel, Adapt-Framework, native PHP, WordPress, Slim. - Experience in working with a team (2-8 people) and working alone. - Upper-Intermediate English
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ASP.NET 6yr.
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- 6 years of professional experience in the Information Technologies (IT) industry. - Refactoring of the existing applications. - Experience in developing applications using C#, and JavaScript. - Experience in building microservices and end event-based systems. - Experience with dependency Injection and Service Life Cycles - Developing applications using design patterns - Good knowledge of OOP, SOLID, TDD - Understanding CI/CD practices - Understanding of API/EDI technology integration - Ability to write Unit and integration tests - Upper-Intermediate English
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Java
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- 4+ years of experience with Java and related technologies - Hand-on experience with Microservices architecture - Reviewed code and debugged errors to improve performance - Developed, and implemented software applications for websites based on analyzed requirements and understanding of industry technical standards - Reworked applications to meet changing market trends and individual customer demands - Upper-Intermediate English - Available ASAP
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Python
React
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- 5+ years of experience in Python Development - 1+ years of experience with front-end development using React - Knowledge and understanding of principles and methodologies of software design - Proficiency in Python development - Deep knowledge of Web development technologies - Experience with scrapers, extracting data from sites, serializing and validating data - DevOps: Deploying an app with docker, serverless application, AWS - Have experience mentoring - Excellent knowledge of common software engineerings practices, like OO principles, modern design patterns, test-driven development, continuous integration, and continuous deployment - Experience with payment systems integrations - Upper-Intermediate English - Available ASAP
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Senior
Gera, Germany
- Have 5 years experience with Java and related technology; - Experience working with Docker; - Deep skills with PostgreSQL, MySQL, MS SQL Server; - Experience working with financial projects; - Good knowledge of PayPal API; - Experience working with AWS and Google API; - Experience with Microservices; - Good logical thinking, self-learning, high level of responsibility; - Responsible, hard-working, result-oriented, creative and communicative, team player; - Upper-Intermediate English.
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Java
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- 5 years of experience in the IT industry working with Java; - Experience working with banking and financial projects, fintech sphere; - Good abilities with SQL, MySQL, PostgreSQL, and RabbitMQ; - Experience with AWS and Google API; - Good knowledge of C++ and JavaScript; - Good abilities working with PayPal API; - Deep skills working with Docker; - Have experience in programming Spring Framework; - Practice with Elasticsearch (Kibana); - Upper-Intermediate English.
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Python
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- Software Engineer with more than 6 years of commercial experience in software development - Interested in cloud computing, software architecture design, and efficient algorithms - Deep knowledge of Web development technologies - Excellent knowledge of common software engineering practices, like OO principles, modern design patterns, test-driven development, continuous integration, and continuous deployment - Extensive experience in building architecture and database optimization - Extensive experience in mentoring specialists, making code review - Dedicated and responsible team player - Quick learner, team player, goal-oriented and responsible - Upper-Intermediate English - Available ASAP
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Java
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- 5+ year of experience in Java software development; - Have experience with Microservices; - Good logical thinking, self-learning, high level of responsibility; - Responsible, hard-working, results-oriented, creative and communicable, team player; - Good attention to detail. - Upper-Intermediate English.
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React 2yr.
Node.js 1yr.
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- 1,5 year of experience, skilled in frontend development. Gained skills in React, Redux. - Upper-Intermediate English - Available ASAP
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React 1yr.
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- 1 year of experience in software development; skilled in JavaScript, React, React Native. Confident in HTML, CSS, integration with API. High level of cross-platform development and adaptation for different devices - Intermediate English - Available ASAP
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Junior
Lviv, Ukraine
PHP 4yr.
Magento 2 3yr.
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- 4+ years experience in IT. - As a Certified Magento developer with 3+ years of experience, he has developed deep expertise in the Magento e-commerce platform and PHP programming language. His track record is characterized by consistently delivering high-quality work that meets or exceeds client expectations, while also staying within budget and meeting tight deadlines. Has approached every project with a responsible and persevering attitude, working tirelessly to ensure that his work meets the highest possible standards of quality and functionality. - Upper-Intermediate English. - Start ASAP
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React 2yr.
Redux 2yr.
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- 1,5 year of commercial experience, skilled in frontend development. Gained string skills in React, Redux - Intermediate English - Available ASAP
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Junior
Lviv, Ukraine
Python 10yr.
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- 10+ years of experience in Analysis, Design, Development and Implementation of various web, stand-alone, client-server applications using Python; good Experience with Python web frameworks such as Django, Flask, Pyramid Framework, Tornado, Twisted, AioHTTP; have work experience with various Python Integrated Development Environments like PyCharm, Eclipse, Emacs; - Expertise in handling Django ORM and SQLAlchemy; experienced in developing applications using Agile Methodologies, Waterfall Methodology and Scrum stories in a python based environment; - Have knowledge in relational databases like MySQL (MariaDB),PostgresSQL, Firebird; have knowledge in NoSQL databases like Redis, MongoDB; - Upper-Intermediate English
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Senior
Kryvyi Rih, Ukraine
JavaScript 4yr.
React 2yr.
Node.js 2yr.
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-4 years of experience in software development; skilled in JavaScript, React and Node frameworks. - Confident in Unit Testing, HTML, CSS, integration with API. Very experienced in creating custom Bootstrap/Material UI controls according to design. -3 years of experience in Web Development -1 years of experience in Unit Testing -4 years of experience in programming - Intermediate English - Available ASAP
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Middle
Lviv, Ukraine
Django 5yr.
Flask 4yr.
Node.js 1yr.
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- 6+ years of experience as a Python Developer - Upper-Intermediate English - Available ASAP
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Senior
Azerbaijan
Go
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- Software Engineer with more than 3 years of commercial experience in software development - Solid expertise in development using Golang - Experience in MVC that use Domain-Driven Design architecture - Experience in development using SOlID, DRY, KISS - Hands-on experience with third-party API integration - Upper-Intermediate English - Available ASAP
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Node.js
React
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- Good experience in web development. - Strong attitude to follow engineering best practices. Open to new approaches, can argue about technical decisions. - Upper-Intermediate English - Available: ASAP
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Python
React
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- Back-end engineer with 4+ years of commercial experience with Python - 1+ years of experience with front-end development using React - Has experience with AWS: Lambda, ECS, S3, Elasticsearch, EMR, Glue - Strong computer science expertise and commercial experience in web services architecture and development - Upper-Intermediate English. - Available ASAP
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Senior
Ivano-Frankivsk, Ukraine
Python
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- 5+ years of experience in Python Development - Knowledge and understanding of principles and methodologies of software design - Proficiency in Python development - Deep knowledge of Web development technologies - Good communication and analytical skills - Experience with scrapers, extracting data from sites, serializing and validating data - DevOps: Deploying app with docker, serverless application, AWS - Have experience mentoring - Excellent knowledge of common software engineering practices, like OO principles, modern design patterns, test driven development, continuous integration, and continuous deployment - Experience with payment systems integrations - Intermediate English
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Senior
Ukraine
PHP
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- Back-end development and maintenance of websites using PHP and MySQL. - Experience with WordPress CMS, plugins, custom applications with Laravel framework, API integrations. - Available mid July - Intermediate English
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Java
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- 10+ years of work experience with Java stack and about 5 years as Technical lead; - Deep skills working with PostgreSQL, MongoDB, and RabbitMQ; - Good knowledge of AWS; - In-depth abilities working with Docker; - Experience working with Kotlin; - Experience working with banking and financial projects; - 3 years experience as Team Lead; - Confident knowledge in development with Java Frameworks; - Experience as a cloud architect; - Experience with implementing Full Stack Features; - Hand on development of the application from the scratch, maintaining the legacy projects, testing, bug fixing, and deployment; - Experience in collaboration with distributed (including international) teams leveraging SCRUM methodology; - Able to work both as a team player and on individual assignments; - Upper-Intermediate English; - Available ASAP.
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- 8 years of work experience in IT; - Experience working with Kotlin; - Good understunding of PostgreSQL; - Good skills with SQL, MySQL, and SQLite; - Experience working with banking and financial projects; - Deep skills working with Docker and Kubernetes; - Good knowledge of Python; - Functional programming (lambda calculus, typed lambda calculus, lazy evaluations, pure functions); - GRASP and GoF Patterns, UML; - Good logical thinking, self-learning, and high level of responsibility; - Intermediate English; - Available ASAP
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JavaScript
Vue.js
Angular
NestJS
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- Full Stack Developer with 4 years of experience creating different projects from scratch; - Specializing in Backend development. Experienced with all stages of creating the product: from discussion with the customer, architecting, implementing, and testing, up to production; - Worked mostly with Nest JS for backend, Vue, React and Angular for frontend; - Familiar with SOLID, DRY and other clean code design principles. - Intermediate English. - Available ASAP.
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C# 8yr.
ASP.NET 8yr.
.NET
.NET Core
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- 9+ years experience as Full-stack Developer. - Full-Stack Engineer has been developing network applications, services, and websites for over five years. - Extensive experience in network application development, web services, databases, support, deployment, server configuration, and high-performance performance monitoring solutions. - Upper-Intermediate English. - Available to start ASAP
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Senior
Ukraine
PHP 13yr.
JavaScript 12yr.
Node.js 11yr.
C# 10yr.
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- 13 years of experience in application software development. - Experience of development mobile applications, desktop applications, database applications, WEB-applications, Static Code Analyzing, Team management. - More than 6 years of experience in administration IT infrastructure, passed MCP, MCITP, MCSA certifications. - Upper-Intermediate English. - Available ASAP.
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Senior
Ukraine
React 2yr.
TypeScript
Next.js
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- 2+ years of experience as a Middle React.js Developer - He has experience working on an SSR application on React.js/Next.js/Node.js/TypeScript. Knowledge in building high-quality JS and react.js applications. Engaged in the approach to performance optimization tools. - Upper-Intermediate English - Available ASAP
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Junior
Ukraine
Node.js
JavaScript
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- Proficient in Node, Typescript, and Express, with experience in multiple backend development roles, working on projects related to education, healthcare, and SEO optimization. - Utilized tech stack including Nest.js, PostgreSQL, TypeORM, Redis, GCP, REST, and WebSockets while developing platforms for physicians and improving healthcare services. - Successfully integrated ElasticStack and implemented admin panels for SEO entities in a platform designed for automated SEO optimization. - Developed and maintained microservices for a healthcare company, focusing on notifications, messages, calls, and emails, utilizing technologies such as Express, Nest.js, MySQL, MongoDB, Sequelize, and Firebase. - Consistently prioritized efficient workflows and high test coverage, introducing git flow strategies and achieving 90% unit test coverage in microservices. - Upper-Intermediate English - Available ASAP
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Senior
Lviv, Ukraine
Java
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- 3+ years experience in the IT industry as a Java developer - Has skills in developing microservice applications - Has experience in programming Spring Framework, Hibernate - Great knowledge of Java Core - Upper-Intermediate English - Available ASAP
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Node.js
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- Experience: 4+ years - Intermediate English. - Available ASAP.
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Senior
Ukraine
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