Remote Software Engineer for AI Training Environments

Zekai; United States; Remote; USD 69,000 - 138,000; Full time

Job summary

Zekai is seeking a Software Engineer (GitHub Contributor) for a 100% remote contract role. You will build and test AI-assisted coding tasks, create reproducible environments, and implement deterministic verifiers to guide AI models. Experience with open source contributions and multiple languages is valued.

This role emphasizes strong backend skills, scalable services, and thoughtful code reviews. You’ll work asynchronously with a distributed team, contribute high-quality solutions, and

Qualifications

• Strong backend experience across modern languages and services.
• Proven ability to build scalable APIs and backend systems.
• Experience debugging and improving performance in production.
• Solid code review skills and collaboration.

Responsibilities

• Develop reproducible coding tasks and reinforcement learning environments.
• Create deterministic verifiers for acceptable solutions.
• Analyze and fix defects across diverse codebases.
• Refactor and optimize features for scalability and reliability.
• Document approaches and decisions to aid AI training data.

Skills

Backend development

API design

Performance debugging

Code review

Tools

Java

Node.js

Go

Rust

TypeScript

Python

C++

Job description

Zekai is seeking a Software Engineer (GitHub Contributor) for a 100% remote contract role. You will build and test AI-assisted coding tasks, create reproducible environments, and implement deterministic verifiers to guide AI models. Experience with open source contributions and multiple languages is valued.

This role emphasizes strong backend skills, scalable services, and thoughtful code reviews. You’ll work asynchronously with a distributed team, contribute high-quality solutions, and