Frontend Engineer
Posted 3 days ago by hackajob
£90 Per hour
Undetermined
Remote
United Kingdom
Summary: Mercor is seeking experienced frontend engineers to enhance AI systems through the development of coding benchmarks in React, TypeScript, or JavaScript. This role involves curating real-world coding issues and solutions, ensuring comprehensive testing, and providing feedback on solution quality. The position is part-time, fully remote, and offers flexible working hours. Candidates will engage in a unique opportunity to contribute to high-impact research collaborations with leading AI labs.
Key Responsibilities:
- Develop and validate coding benchmarks in React, TypeScript, or JavaScript by curating issues, solutions, and test suites from real-world repositories
- Ensure benchmark tasks include comprehensive unit and integration tests for solution verification
- Maintain consistency and scalability of benchmark task distribution
- Provide structured feedback on solution quality and clarity
- Debug, optimize, and document benchmark code for reliability and reproducibility
Key Skills:
- 3-10 years of experience as a frontend engineer
- Degree in Software Engineering, Computer Science, or a related field
- Strong proficiency in React, Typescript or Javascript
- Experience with debugging, testing, and validating code
- Comfortable with technical writing and attention to detail
Salary (Rate): £90 hourly
City: undetermined
Country: United Kingdom
Working Arrangements: remote
IR35 Status: undetermined
Seniority Level: undetermined
Industry: IT
hackajob is collaborating with Mercor to connect them with exceptional tech professionals for this role. Mercor is hiring experienced frontend engineers 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 React, TypeScript, or JavaScript by curating issues, solutions, and test suites from real-world repositories
- Ensure benchmark tasks include comprehensive unit and integration tests for solution verification
- Maintain consistency and scalability of benchmark task distribution
- Provide structured feedback on solution quality and clarity
- Debug, optimize, and document benchmark code for reliability and reproducibility
Ideal Qualifications
- 3-10 years of experience as a frontend engineer
- Degree in Software Engineering, Computer Science, or a related field
- Strong proficiency in React, Typescript or Javascript
- Experience with debugging, testing, and validating code
- Comfortable with technical writing and attention to detail
Project Timeline
- Start Date: Immediate
- Duration: 1 month
- Commitment: Part-time (15-20 hours/week)
- Schedule: Fully remote and asynchronous - flexible working hours
Compensation & Contract
- $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
Application & Onboarding Process
- 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
Mercor is a San Francisco-based company specializing in connecting elite professionals with cutting-edge AI initiatives. Our investors include Benchmark, General Catalyst, Adam D’Angelo, Larry Summers, and Jack Dorsey. Thousands of professionals across engineering, research, and creative fields have partnered with Mercor on frontier projects shaping the future of AI.