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From the employer's careers site First seen 10 Nov 2026

Staff Software Engineer, Performance- Weights & Biases

CoreWeave San Francisco, CA Remote staff full-time

Salary

$188,000 to $275,000 per year

Apply on CoreWeave

Description

Job Description

CoreWeave is The Essential Cloud for AI. Built for pioneers by pioneers, CoreWeave delivers a platform of technology, tools, and teams that enables innovators to build and scale AI with confidence. The company acquired Weights & Biases to create an end-to-end platform for developing, deploying, and iterating AI.

Weights & Biases at CoreWeave

The integration of CoreWeave's cloud infrastructure and Weights & Biases' tools aims to serve the full AI lifecycle. The goal is to empower developers with the necessary tools and infrastructure to push AI boundaries.

What You'll Do:

As a Staff Engineer on the Performance Engineering team, you'll focus on improving system scalability and latency across the W&B platform and infrastructure. Responsibilities include:

  • Designing and leading experiments to enhance system performance
  • Developing benchmarking and load testing frameworks
  • Driving initiatives to prevent performance regressions
  • Collaborating with product, infrastructure, and SRE teams
Who You Are:
  • 8+ years of software engineering experience, with at least 2 years in performance optimization, systems scalability, or observability
  • Proficiency in Go, Python, or TypeScript, with strong debugging and profiling skills
  • Understanding of distributed systems concepts and performance implications
  • Experience with load testing, benchmarking, or performance regression frameworks
  • Familiarity with metrics and tracing systems, and performance data analysis
Preferred Qualifications:
  • Prior experience in performance engineering or SRE at scale
  • Familiarity with frontend performance monitoring and web vitals
  • Experience building developer-facing tools or frameworks
  • Background in data systems, observability, or ML infrastructure
Why Us?
  • Competitive salary ($188,000 to $275,000)
  • Comprehensive benefits package
  • Opportunities for growth and development in a rapidly expanding company

The base salary range for this role is $188,000 to $275,000. The starting salary will be determined based on job-related knowledge, skills, experience, and market location. In addition to base salary, the total rewards package includes a discretionary bonus, equity awards, and a comprehensive benefits program.

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Skills

Required

Nice to have

  • frontend performance monitoring
  • web vitals
  • developer-facing tools
  • data systems
  • ML infrastructure

Ready to apply?

You apply with the employer directly. Their original posting is here: https://job-boards.greenhouse.io/coreweave/jobs/4617013006

Apply on CoreWeave