Remote Senior Backend Engineer – AI RL Environments

YO AI Labs; Maryland; Remote; USD 83,000 - 131,000; Part time

Job summary

YO AI Labs is seeking Senior Software Engineers on a contractor basis to build reinforcement learning environments for evaluating AI models on software tasks using MCP tools. You will create reproducible environments, verification systems, and reference solutions for bug fixing, feature work, refactoring, and performance tuning.

The role focuses on software engineering challenges with no requirement for prior AI experience. Remote work is available as a contractor role (~15 hours/week).

Qualifications

• Strong proficiency in one or more listed languages and solid CS fundamentals.
• Experience debugging complex software and improving performance.
• Ability to design deterministic tasks and document 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 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 and data structures

Bug fixing

Code refactoring

Performance tuning

Communication

Job description

YO AI Labs is seeking Senior Software Engineers on a contractor basis to build reinforcement learning environments for evaluating AI models on software tasks using MCP tools. You will create reproducible environments, verification systems, and reference solutions for bug fixing, feature work, refactoring, and performance tuning.

The role focuses on software engineering challenges with no requirement for prior AI experience. Remote work is available as a contractor role (~15 hours/week).