Posted over 30 days ago. Roles like this often stay open for a while, so it's still worth applying.
Software Engineer | Swift at Mercor
posted 1 year agoSoftware Engineer | Swift
Pay: $20 to $85 per hour • Remote Contract • Flexible Hours
Mercor is seeking experienced Swift developers with strong software engineering backgrounds and proven open-source contributions to join a high-impact AI research initiative in collaboration with a leading AI lab. This role focuses on creating and reviewing comprehensive unit test suites for complex, production-grade Swift codebases to help advance large-scale language models with robust software infrastructure.
Key Responsibilities
-
Design, write, and review high-quality unit tests for advanced Swift codebases.
-
Collaborate with AI researchers from world-class labs.
-
Work asynchronously with the flexibility to set your own schedule.
-
Commit 15 to 40 hours per week depending on availability and performance.
Required Qualifications
-
At least 2 years of professional or open-source experience writing production-level Swift code.
-
Skilled in writing and maintaining unit tests in Swift using XCTest or similar frameworks.
-
Significant contributions to complex open-source projects.
-
Comfortable working in Dockerized environments and using containerization tools.
-
Bonus: Experience with Python, Go, Java, or TypeScript.
Work Terms and Compensation
-
Independent contractor arrangement on an at-will basis.
-
Weekly payments via Stripe Connect based on hours worked.
-
Competitive hourly rate adjusted for experience and location.
Why Join Mercor
-
Work directly with leading AI research labs on cutting-edge projects.
-
Contribute to impactful open-source initiatives.
-
Build long-term relationships for ongoing AI-focused projects based on strong performance.
Application Instructions
Include your GitHub profile in both your resume and application form. Be prepared to review and discuss your open-source contributions during the interview, which will focus on your code.
About Mercor
Mercor is a San Francisco-based company that connects elite professionals with high-impact AI initiatives. Backed by investors including Benchmark, General Catalyst, Adam D’Angelo, Larry Summers, and Jack Dorsey, Mercor enables AI labs to accelerate innovation by integrating top-tier human talent.
We are an equal opportunity employer and provide reasonable accommodations upon request.
How to apply for this role
- Upload your resume — keep it up-to-date and in English. Mercor will auto-fill your profile from it.
- Complete the AI interview — a 15-minute conversation about your experience. Be ready to discuss specific projects and challenges you've solved.
- Submit your application — only about 20% of applicants finish all the steps, so completing yours puts you well ahead.