Backend Software Engineer (Remote, Contractor)

Quick Facts

• Role: Backend Software Engineer (Contractor, remote)
• Workload: ~15 hours/week
• Location: Worldwide remote (55 countries, including US, UK, Canada, Germany, India, France, Netherlands, Singapore)
• Schedule: Flexible (choose hours/days, including weekends if desired)
• Pay: $30–$100/hr (output-based; paid per task that meets project specifications)

Description

Help train next-generation AI systems by building realistic coding tasks for AI to solve, covering feature implementations and bug fixes. Implement deterministic verifiers that accept reasonable valid solutions and reject everything else. No prior AI experience is required; your backend and domain knowledge are what matter.

Responsibilities

• Create realistic, interesting, and challenging coding tasks for AI
• Implement feature work and bug fixes for those tasks
• Build deterministic verifiers to validate solutions

Requirements

• Strong backend experience in Java, Node.js, Go, Rust, TypeScript, Python, C++, or similar
• Track record building scalable services and APIs
• Comfort with debugging, performance work, and automated testing
• Solid instincts for code review

Benefits

• Fully remote work with flexible scheduling
• Contractor compensation up to $30–$100/hr, paid per task output
• Start timeline: roles typically filled within 48 hours; expected to start first tasks within 24–48 hours after onboarding