Remote Open-Source Software Engineer (Contractor)

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

Benefits offered by this job

Remote contract

Worldwide applicants

Job summary

Zekai is seeking a Software Engineer (Open Source Contributor) for a remote contract role. You will build reproducible RL environments to test AI models for fixes, feature additions, refactors, and performance optimization using real-world coding tasks with verifiable solutions.

You will showcase open source contributions on GitHub (C++, Python, Java, Go, TypeScript, or Rust) and may undergo a HackerRank assessment if needed. This is a 100% remote, worldwide opportunity.

Qualifications

• Proven open source contributions or a public profile showcasing code work.
• Experience building backend services and APIs.
• Strong debugging, performance tuning, and automated testing skills.

Responsibilities

• Build reproducible Reinforcement Learning environments to test AI model fixes, new features, refactors, and performance improvements.
• Create deterministic verifiers and golden references for problems.
• Contribute expert-level code samples and debugging strategies in multiple languages.
• Review peer-contributed code and ensure clarity and correctness of submissions.
• Document technical decisions to improve AI training data quality.
• Collaborate with cross-functional teams in a remote setup.

Skills

Backend experience

Go

Rust

Java

Python

C++

TypeScript

APIs

Debugging

GitHub

Tools

GitHub

Job description

Zekai is seeking a Software Engineer (Open Source Contributor) for a remote contract role. You will build reproducible RL environments to test AI models for fixes, feature additions, refactors, and performance optimization using real-world coding tasks with verifiable solutions.

You will showcase open source contributions on GitHub (C++, Python, Java, Go, TypeScript, or Rust) and may undergo a HackerRank assessment if needed. This is a 100% remote, worldwide opportunity.