C Engineer - Codebase Specialist
$130 per hourFull-time
Mercor
About the job
Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark , General Catalyst , Peter Thiel , Adam D'Angelo , Larry Summers , and Jack Dorsey .
Position: Software Engineer, C — Codebase Q&A
Type: Contract
Compensation: $130 per approved task
Location: Remote
Role Responsibilities
- Select tasks from a pre-validated pool of C repositories , each with an engineering question and a golden solution.
- Explore the repository to understand the subsystem, including relevant PR or issue history.
- Rewrite task questions to challenge frontier coding agents while ensuring clarity and fairness.
- Adjust rubrics and foils to reward correct reasoning and reject incorrect answers.
- Run the full validation loop in Mercor Studio and iterate until every stage passes.
- Document work in the task README and address reviewer feedback on returned tasks.
Qualifications
Must-Have
- 3+ years of professional software engineering experience with substantial production C .
- Ability to navigate large, unfamiliar C codebases and explain runtime behavior.
- Comfort with preprocessor-heavy builds , platform conditionals, and manual memory management.
- Experience with databases, cryptography, networking protocols, or systems programming.
- Ability to use debuggers , sanitizers , tracing, and profilers .
- Precise written English for crafting questions and rubrics.
Working Details
- Fully remote and asynchronous work with team leads across US, India, and Nigeria.
- Work is performed in Mercor Studio ; time tracked with Insightful and access provisioned through Okta .
- Onboarding requires identity verification, a background check, signed Terms of Work and CIIAA, a tax form, and passing a short calibration quiz.
Application Process (Takes 20–30 mins to complete)
- Submit your resume or relevant technical background to get started.
- Qualified applicants may be asked to complete a brief technical assessment or provide additional information.
Resources & Support
- For details about the interview process and platform information, please check:
- For any help or support, reach out to: View email address on jobs.jobcopilot.com
PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.
Vacancy posted 16 hours ago
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