Full-Stack Engineer

Remote, Worldwide

Headquarters: United States

URL: https://opentrain.ai/

Full-Stack Engineer, Part-Time AI Code Evaluation - Remote (United States)

• $50–$100 per hour equivalent, paid per accepted task • 100% remote • Part-time • Under 20 hours a week, you choose when

Work on AI code evaluation on your own schedule, using your full-stack engineering judgment to create, review and validate software tasks.

AI systems improve through examples reviewed by engineers. In this role, full-stack professionals design realistic tasks, assess generated code, write reference solutions, and explain technical gaps. The work is part-time remote contract work for under 20 hours per week.

What you'll do • Create and solve realistic full-stack tasks involving user-facing features and APIs • Trace requests and data across browsers and back-end services to judge whether an AI implementation works correctly • Write professional reference solutions and validate code across front-end and back-end systems • Review AI-generated code for security, performance and maintainability, and explain where it needs improvement

Why this is worth your time • Earn $50–$100 per hour equivalent for accepted tasks that meet project...