Middle JavaScript Developer
Middle JavaScript Developer
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Job Description
Company
Client is a developer-first hiring platform that connects companies with rigorously vetted remote developers specializing in technologies like React Node and JavaScript. Every developer is assessed by fellow engineers to ensure top-tier technical skills communication and team fit. Companies benefit from faster hiring lower overhead and consistent quality. Client also supports developer well-being through wellness tools and community initiatives. The result is a trusted efficient way to build and scale remote engineering teams.
Case
Candidate will join a team at the forefront of AI innovation. Client is hiring JavaScript/React developers to help train some of the worlds most advanced AI models. Candidate will work on engaging projects that involve evaluating and writing high-quality frontend code building test cases reviewing AI-generated solutions and helping language models improve their understanding of modern web development.
No prior experience with AI or machine learning is required. Just strong frontend development expertise and a passion for code quality. Over 200 roles (also other tech stacks) are available.
Locations: Albania Bosnia and Herzegovina Bulgaria Croatia Czech Republic Estonia Hungary Latvia Lithuania Montenegro North Macedonia Poland
Portugal Romania Serbia Slovakia Slovenia Spain Turkey
What candidate will be doing:
- Evaluating AI-generated JavaScript/React code with clear written rationale
- Writing clean functional and efficient frontend code
- Building and assessing components hooks and frontend architecture
- Creating robust test cases and validating solutions
- Providing feedback and contributing to model improvements
Important Technical Requirements:
- 3 years in software engineering or frontend development
- Advanced proficiency in JavaScript and React
- Strong written and verbal English communication skills
- Clear understanding of modern frontend development principles
- Detail-oriented with excellent code review and technical writing skills
Preferred:
- Degree in Computer Science (BSc or MSc)
- Experience with Vue Angular or other modern frameworks
- Familiarity with frontend testing tools: Jest Cypress React Testing Library
- Experience using Redux Context API or MobX for state management
- Knowledge of TypeScript and frontend build tools
- Prior work in technical writing or teaching others to code
- Strong communication and analytical problem-solving skills
Ready to Join
We look forward to receiving your application and welcoming you to our team!
Employment Type
Full Time
