Microsoft

Senior and/or Principal Software Engineer- AI GPU Performance

Microsoft
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17 days ago
Remote, United States or Redmond, WA, USASenior / Staff+
H1B sponsor

Base Salary

$120k - $304k/yr

Responsibilities

  • Develop and optimize GPU kernels and runtime components for state-of-the-art LLM serving.
  • Profile workloads and improve latency, throughput, and hardware efficiency.
  • Integrate maintainable performance optimizations into production serving systems.
  • Drive cross-stack optimization across kernels, compilers, runtimes, and distributed serving.
  • Resolve difficult low-level performance bottlenecks and turn innovations into reusable production capabilities.
  • Collaborate with model, research, compiler, infrastructure, and hardware teams.
  • Contribute to technical reviews and engineering standards, mentor engineers, and use AI-assisted development tools effectively.

Requirements

  • Bachelor’s degree in Computer Science or a related technical field and 4+ years of technical engineering experience coding in C++, Python, or equivalent experience.
  • Ability to meet Microsoft, customer, and/or government security screening requirements, including the Microsoft Cloud Background Check.
  • Senior-level candidates should have expertise in GPU or equivalent accelerator programming and kernel optimization.
  • Senior-level candidates should be familiar with vLLM, SGLang, or equivalent LLM inference libraries.
  • Principal-level candidates should have deep expertise in accelerator compilation pipelines, low-level architecture, and LLM training and inference parallelism.
  • Principal-level candidates should demonstrate ownership of cross-team technical initiatives, reusable platform creation, stakeholder influence, and mentoring of technical leaders.
  • Candidates should be able to use AI-assisted development tools efficiently and validate their output.

Tech Stack

Microsoft

About Microsoft

10,000+ employees

Microsoft develops operating systems, productivity software, cloud services, developer tools, and consumer devices for individuals, enterprises, and governments. Its main products include Windows, Microsoft 365, Azure, Visual Studio/GitHub, Xbox, and LinkedIn; revenue comes from software subscriptions and licenses, cloud consumption, hardware sales, and advertising. Founded in 1975 and headquartered in Redmond, Washington, Microsoft is a public company traded on Nasdaq.

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