CUDA Engineer - Kernel Optimization

Mercor · Mumbai Metropolitan Region

  • Experience1–2 yrs
  • SalaryDisclosed
  • Work moderemote
  • Posted24 Sept 2026
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About Mercor

Mercor is hiring in Mumbai Metropolitan Region in technology software. This role looks for around 1+ years of experience.

Skills

  • CUDA
  • C++17
  • Python
  • Git
  • HIP
  • GPU profiler performance metrics

The role

A GPU kernel optimization engineer at an AI research talent marketplace analyzes and optimizes CUDA kernels using C++17, Python, and GPU profiler metrics, applying HIP and shader programming to improve hardware performance. The role also uses Git and NSight Compute to diagnose bottlenecks and guide efficient kernel improvements.

Full job description

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: CUDA Engineering Expert

Type: Contract

Compensation: $300 per task

Location: Remote

Role Responsibilities

Analyze and optimize GPU kernels for performance, efficiency, and hardware utilization.Use profiler metrics like L2 cache hit rate and occupancy to guide kernel improvements.Review GPU kernel implementations and identify bottlenecks without deep algorithmic background.Write and modify C++17, Python, and GPU programming code.Apply expertise in CUDA, HIP, and shader programming to improve performance.Document optimization decisions clearly, focusing on profiler metrics' utility.

Qualifications

Must-Have

Available to work at least 20 hrs/wk.Fluent in core C++ features through C++17.Working knowledge of Python and Git.Fluent in one GPU programming model like CUDA or HIP.1+ year of professional or research experience with GPUs.Strong understanding of GPU profiler performance metrics.

Preferred

Experience with CUDA, HIP, and CUDA C++ Core Libraries.Experience optimizing kernels for NVIDIA Blackwell hardware.Familiarity with NSight Compute.Prior experience with 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.Qualified applicants may complete a brief technical assessment or submit additional information.

Resources & Support

For details about the interview process and platform information, please check: https://talent.docs.mercor.com/welcomeFor any help or support, reach out to: support@mercor.com

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