Remote Senior Software Engineer — AI Training Environments

YO AI Labs; Seattle (WA); Remote; USD 96,000 - 165,000; Part time

Job summary

YO AI Labs is seeking a Senior Software Engineer contractor to support an AI training project by building reinforcement learning environments that test AI models on complex software tasks using MCP tools.

The role focuses on designing reproducible environments, deterministic verification, and reference solutions for bug fixing, feature work, refactoring, and performance optimization, with tasks delivered remotely and on a part-time schedule.

Qualifications

• Senior software engineer with extensive Python/JS/C++ experience.
• Contractor role; remote work.
• Strong debugging and optimization background.

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 complex codebases and use MCP tools effectively.
• Develop realistic, reproducible software engineering scenarios.
• Ensure tasks accurately measure coding ability, problem-solving, and tool usage.
• Document solutions and provide clear technical feedback.

Skills

Python 3

Java

Rust

C++

TypeScript

Algorithms

Data Structures

Bug fixing

Code refactoring

Performance optimization

Communication

MCP tools

Tools

MCP tools

Job description

YO AI Labs is seeking a Senior Software Engineer contractor to support an AI training project by building reinforcement learning environments that test AI models on complex software tasks using MCP tools.

The role focuses on designing reproducible environments, deterministic verification, and reference solutions for bug fixing, feature work, refactoring, and performance optimization, with tasks delivered remotely and on a part-time schedule.