Remote Senior Backend Engineer for AI Training Environments

YO AI Labs; Washington (District of Columbia); Remote; USD 103,000 - 152,000; Part time

Job summary

YO AI Labs is seeking a Senior Software Engineer contractor to help build reinforcement learning environments for evaluating AI models on complex software tasks, using MCP tools.

You will design reproducible environments, deterministic verification, and reference solutions for bug fixes, feature work, refactoring, and performance tuning. Remote, ~15 hours/week, contract-based engagement.

Qualifications

• Experience creating reinforcement learning environments for software tasks.
• Ability to design deterministic verification and reference solutions.

Responsibilities

• Create reinforcement learning environments for software engineering tasks.
• Design tasks involving bug fixing, feature development, refactoring, and performance optimization.
• Build deterministic verification systems and golden reference solutions.
• Evaluate AI agents' ability to reason through codebases and use MCP tools.
• Develop realistic, reproducible software engineering scenarios.
• Document solutions and provide clear technical feedback.

Skills

Python

Java

Rust

C++

TypeScript

Algorithms DS

Bug fixing

Refactoring

Performance optimization

Communication

Job description

YO AI Labs is seeking a Senior Software Engineer contractor to help build reinforcement learning environments for evaluating AI models on complex software tasks, using MCP tools.

You will design reproducible environments, deterministic verification, and reference solutions for bug fixes, feature work, refactoring, and performance tuning. Remote, ~15 hours/week, contract-based engagement.