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Full-Time

Performance Engineer at Anthropic

Company Anthropic
Location San Francisco, CA | New York City, NY | Seattle, WA
Salary Competitive salary
Posted Posted on January 2, 2026

Job Description

Opening. As a Performance Engineer, you'll be responsible for identifying and solving novel systems problems that arise when running machine learning algorithms at scale.

What you'll do

You'll be working on large-scale systems problems, developing systems that optimize throughput and robustness, and collaborating with the team to advance their long-term goals of steerable, trustworthy AI.

  • Implement low-latency high-throughput sampling for large language models
  • Implement GPU kernels to adapt models to low-precision inference
  • Write a custom load-balancing algorithm to optimize serving efficiency

What you need

  • Significant software engineering or machine learning experience, particularly at supercomputing scale
  • Results-oriented, with a bias towards flexibility and impact
  • Strong communication skills

Why this matters

At Anthropic, they believe that the highest-impact AI research will be big science. They're an extremely collaborative group, and they value impact over smaller, more specific puzzles.

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