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Mercor is hiring experienced iOS mobile engineers with expertise in Swift or React Native to support a variety of high-impact research collaborations with leading AI labs. Freelancers will help improve AI systems through work extending coding benchmarks that reflect real-world development across diverse languages and domains.
This is a unique opportunity to apply your engineering expertise toward shaping the next generation of intelligent systems.
Key Responsibilities
- Develop and validate coding benchmarks in Swift or React Native
- Curate tasks, solutions, and test suites from real-world iOS repositories
- Ensure benchmarks include robust unit and integration tests for solution verification
- Debug, optimize, and document benchmark code to ensure reliability and reproducibility
- Provide structured feedback on solution clarity and adherence to iOS engineering best practices
- 3-10 years of experience as an iOS mobile engineer at a top tier tech company or as a mobile freelancer
- Strong proficiency in Swift
- Experience with debugging, testing, and validating mobile applications
- Attention to detail and ability to communicate technical reasoning clearly
- Start Date: Immediate
- Duration: 1 month
- Commitment: Part-time (15-20 hours/week)
- Schedule: Fully remote and asynchronous - flexible working hours
- $90 per hour plus lucrative bonus per approved task (1 task takes approximately 1 hour to complete)
- Median average pay inclusive of bonuses is $200/hr
- Independent contractor
- Daily payment via Stripe Connect
- Upload your resume
- AI interview: A short, 15-minute conversational session to understand your background, experience, and interest in the role
- Brief assessment testing real-world coding ability, technical depth, and debugging approach
- Follow-up communication within a few days with next steps and onboarding details
Key Skills
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