Full-Stack Developer - AI Trainer (Sweden)
$93,600–$166,400 year
RemoteSweden
Job Summary
Design and implement multi-file coding tasks across bug fixing, feature development, refactoring, and testing. Write clear natural-language specifications and reference implementations while developing and extending unit and integration test suites. Review peer-generated tasks for correctness, clarity, and realism, identifying edge cases, ambiguities, and potential failure modes to ensure alignment between specifications, code, and expected outputs. Deliver high-quality, production-realistic coding tasks, complete reference implementations, robust test coverage, and structured peer review feedback. This project-based consultant role involves creating complex coding scenarios and evaluating realistic software engineering tasks for a leading AI lab.
Required Qualifications
- Advanced professional written proficiency in English
- 3–7 years of professional software engineering experience
- Strong proficiency in Python and JavaScript/TypeScript
- Working knowledge of Java, C#, or Go
- Backend or full‐stack development experience in production systems
- Experience with testing frameworks (e.g., pytest, Jest, JUnit, xUnit, Go testing)
- Proven ability to debug and navigate large, multi‐file codebases
- Experience with code reviews, refactoring, and production migrations
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