Full-time

Lead Open Source Engineer at Mercor

Posted by Mercor • toronto, on, Canada

📍 toronto, on 🕒 May 28, 2026

About the Role

Drive innovation as a Lead Open Source Engineer with Mercor, focusing on AI projects through this remote contract role. Utilize your expertise in open-source contributions.

Based in San Francisco, Mercor connects leading technical talent with premier AI research labs. In this senior role, you will be responsible for managing Pull Requests and improving training datasets. Collaborate independently to optimize project delivery and help shape the open-source landscape.

Key Responsibilities: • Author and supervise Pull Requests for complex integrations • Improve AI training through active contributions • Partner with research teams on training data enhancements • Deliver high-quality code on an asynchronous schedule • Provide structured feedback to influence project direction

Requirements: • Strong skills in PR management and coding • Extensive GitHub contributions demonstrated • Minimum of 3 years experience as a Software Engineer preferred • Ability to work ind...

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