Full-Stack Developer - AI Trainer (Germany)

e of Java, C#, or GoBackend or full‑stack development experience in production systemsExperience with testing frameworks (e.g., pytest, Jest, JUnit, xUnit, Go testing)Proven ability to debug and navigate large, multi‑file codebasesExperience with code reviews, refactoring, and production migrations Engagement: Part-time, project-based expert evaluation work Work Type: Remote Contributors will design and evaluate realistic software engineering tasks, including bug resolution, feature implementation, refactoring/migration, and test generation. Work includes both creating complex coding scenarios and reviewing peer submissions for quality and accuracy. This is a project-based consultant role. Consultants will be paid on a per-project basis; hourly rates are estimates based on anticipated completion time. Consultants control their own , provide their own tools, and may simultaneously provide services to other vendors/employers (subject to those vendors’ allowances). Responsibilities Contributors will: Design and implement multi-file coding tasks across bug fixing, feature development, refactoring, and testingWrite clear natural-language specifications and reference implementationsDevelop and extend unit and integration test suitesReview peer-generated tasks for correctness, clarity, and realismIdentify edge cases, ambiguities, and potential failure modesEnsure alignment between specifications, code, and expected outputs Expected Outcomes: High-quality, production-realistic coding tasksComplete and correct reference implementationsRobust test coverage and validation artifactsStructured, actionable peer review feedback Compensation: $45 – $80 per hour • $45 – $80 per hour Find Jobs in Germany on Arbeitnow Skills: Software Engineering