United States
1 month ago

Job Overview

Job Type
Contractor
Pay
$80–$120/hour

Job description

Salary:
USD 80 - 120 per hour
Location:
United States
Work arrangement:
Remote

Role Summary

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: CUDA Engineering Expert
  • Type: Contract
  • Compensation: $80–$120/hour
  • Location: Remote
  • Role Responsibilities

Analyze and optimize GPU kernels for performance, efficiency, and hardware utilization.

Use profiler metrics like L2 cache hit rate , L2 throughput , and occupancy to guide kernel improvements.

Review GPU kernel implementations to identify bottlenecks without needing extensive algorithmic background.

Write, modify, and reason about C++17 , Python , and GPU programming code.

Apply CUDA , HIP , and shader programming expertise to improve performance outcomes.

Document optimization decisions clearly, noting when specific profiler metrics are useful.

Requirements

  • Available to work at least 20 hrs/wk .
  • Fluent in core C++ features through C++17 .
  • Working knowledge of Python and Git .
  • Fluent in at least one GPU programming model like CUDA , HIP , Slang , HLSL , or GLSL .
  • At least 1 year of professional or graduate-level research experience with GPUs .
  • Strong understanding of GPU profiler performance metrics for kernel optimization.
  • Ability to optimize GPU kernels without deep prior context on every algorithm.

Preferred

  • Experience with CUDA , HIP , CUDA C++ Core Libraries , inline PTX assembly, or tensor core-level optimization.
  • Experience optimizing kernels for NVIDIA Blackwell hardware .
  • Familiarity with NSight Compute .
  • Prior experience with GPU hardware organizations like NVIDIA , AMD , or Qualcomm .
  • Open-source contributions related to GPU kernel optimization .
  • 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 submit additional information.

Resources & Support

For details about the interview process and platform information, please check:

Additional Information

PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.

Role:
GPU Programming Expert - Fully Remote | Upto $120/hr
Job Type:
Contractor

Company profile

Mercor is an AI data company that connects domain experts across hundreds of professional fields with frontier AI labs and enterprises. Experts on its platform train and evaluate AI models, and its APEX benchmark family measures how AI performs on real-world professional work. Mercor Enterprise helps large companies capture how their most skilled people work and turn that expertise into AI agents. Founded in 2023, the company has offices in San Francisco, NYC and London.

Founded
2023
Funding Stage
Series C

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