Full-Stack Developer – AI Trainer

About the role

Anyone AI is seeking experienced Full-Stack Developers to collaborate with a leading AI lab on realistic software engineering tasks. The role is part‑time, project‑based and fully remote, allowing consultants to manage their own schedules.

Key responsibilities

• Design and implement multi‑file coding tasks covering bug fixing, feature development, refactoring, and testing.
• Write clear natural‑language specifications and reference implementations for each task.
• Develop and extend unit and integration test suites to validate implementations.
• Review peer‑generated tasks for correctness, clarity, realism, and edge‑case coverage.
• Provide structured, actionable feedback to ensure alignment between specifications, code, and expected outputs.

Required profile

• Advanced professional written proficiency in English.
• 3–7 years of professional software engineering experience.
• Experience with backend or full‑stack development in production systems.
• Proven ability to debug large, multi‑file codebases and conduct code reviews, refactoring, and production migrations.

Required skills

• Python
• JavaScript / TypeScript
• Java, C#, or Go (working knowledge)
• Testing frameworks such as pytest, Jest, JUnit, xUnit, or Go testing