
Back End Developer $200/hr Remote | Mercor
Department:Backend Developer
Type:REMOTE
Region:USA
Location:United States
Experience:Mid-Senior level
Estimated Salary:$62,400 - $83,200
Skills:
C++RUSTOBJECT-ORIENTED DESIGNDEBUGGINGTESTINGMOBILE APPLICATIONSSYSTEMS ENGINEERING
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Job Description
Posted on: December 16, 2025
At Crossing Hurdles, we work as a referral partner. We refer candidates to Mercor that collaborates with world’s leading AI research labs to build and train cutting-edge AI models.
Organization: Mercor
Position: Systems Software Engineer (C++/Rust)
Referral Partner: Crossing Hurdles
Type: Hourly contract
Compensation: $200/hr
Location: Remote
Duration: 1 month
Commitment: 15–20 hours/week, flexible and asynchronous
Role Responsibilities:
- Develop and validate coding benchmarks in C++/Rust with a focus on object-oriented design principles.
- Curate tasks, solutions, and test suites from real-world 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 systems engineering best practices.
Requirements:
- Strong experience as a systems engineer at a top-tier tech company or a US national lab.
- Strong proficiency in C++/Rust.
- Experience with debugging, testing, and validating mobile applications.
- Attention to detail and ability to communicate technical reasoning clearly.
Application Process: (Takes 20 min)
- Upload resume
- AI interview based on your resume (15 min)
- Submit form.
Originally posted on LinkedIn
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