Open Source Maintainer & Core Contributor (Remote)

Synthires; California; Remote; USD 170,000 - 243,000; Part time

Job summary

Synthires is seeking an Open Source Maintainer / Core Contributor to support an AI research project. Remote, hourly contract at $150/hour. 30-40 hours/week, exclusive engagement, background checks, and a company-provided device are required.

You will review AI-generated code, design realistic engineering tasks, and create reference solutions. You will work with Docker, test locally, and provide detailed feedback to maintain high-quality, reusable code.

Qualifications

• Maintainer or core contributor to a widely used open-source project.
• Verifiable history of sustained open-source contributions (GitHub).
• Senior-level code review skills and ability to assess AI-generated code, tests, and edge cases.
• Hands-on experience building and testing projects locally, including with Docker.

Responsibilities

• Develop realistic engineering tasks based on an open-source project you know well, including features, refactoring, and bug fixes.
• Create accurate reference solutions and evaluation materials.
• Review AI-generated code, tests, and grading rubrics against repository architecture and quality standards.
• Build, run, and test projects locally, including using Docker.
• Provide detailed technical feedback and explain strengths and weaknesses of AI-generated solutions.
• Collaborate with subject matter experts to maintain training data accuracy.

Skills

Open source maintainer

Core contributor

Code review

Strong communication

Technical reasoning

Tools

Docker

GitHub

CI/CD

Job description

Synthires is seeking an Open Source Maintainer / Core Contributor to support an AI research project. Remote, hourly contract at $150/hour. 30-40 hours/week, exclusive engagement, background checks, and a company-provided device are required.

You will review AI-generated code, design realistic engineering tasks, and create reference solutions. You will work with Docker, test locally, and provide detailed feedback to maintain high-quality, reusable code.