GPU Performance Engineer

GPU Performance Engineer

Sunnyvale, CA / Bellevue, WA Core Weave is The Essential Cloud for AI™. Built for pioneers by pioneers, Core Weave delivers a platform of technology, tools, and teams that enables innovators to build and scale AI with confidence. Trusted by leading AI labs, startups, and global enterprises, Core Weave combines superior infrastructure performance with deep technical expertise to accelerate breakthroughs and turn compute into capability.

Founded in 2017, Core Weave became a publicly traded company (Nasdaq: CRWV) in March 2025. Learn more at

A Software Engineer at Core Weave contributes to the design, implementation, and maintenance of the company's cloud infrastructure, platforms, and internal tools. This role focuses on improving the efficiency, reliability, and scalability of systems that power Core Weave's infrastructure validation and performance testing. You'll partner with fleet, product, and hardware teams to evolve our GPU performance testing platform to ensure we deliver a reliable and performant experience to our customers.

• Implement and maintain solutions to problems of scale for testing and validation of Core Weave's global infrastructure
• Develop and improve performance tests and automation workflows to expand hardware validation across the Core Weave fleet
• Troubleshoot and maintain Kubernetes custom controllers and operators that automate infrastructure testing
• Adapt and extend open source tooling to enhance visibility into system metrics, performance, and health
• Participate in an on-call rotation

• 2–5 years of software engineering experience
• Competency in Go and/or Python software development
• Hands-on experience with Kubernetes at production scale

• Experience building backend services
• Experience testing hardware at scale
• HPC experience
• Experience with AI/ML infrastructure and training/inference

Wondering if you're a good fit? We believe in investing in our people, and value candidates who can bring their own diversified experiences to our teams – even if you aren't a 100% skill or experience match.

At Core Weave, we work hard, have fun, and move fast! We're in an exciting stage of hyper-growth that you will not want to miss out on. We're not afraid of a little chaos, and we're constantly learning. Our team cares deeply about how we build our product and how we work together, which is represented through our core values:

• Be Curious at Your Core
• Act Like an Owner
• Empower Employees
• Deliver Best-in-Class Client Experiences
• Achieve More Together

We support and encourage an entrepreneurial outlook and independent thinking. We foster an environment that encourages collaboration and enables the development of innovative solutions to complex problems. As we get set for takeoff, the organization's growth opportunities are constantly expanding. You will be surrounded by some of the best talent in the industry, who will want to learn from you, too.

Come join us!

The base salary range for this role is $120,000 to $160,000. The starting salary will be determined based on job-related knowledge, skills, experience, and market location. We strive for both market alignment and internal equity when determining compensation. In addition to base salary, our total rewards package includes a discretionary bonus, equity awards, and a comprehensive benefits program (all based on eligibility).

What We Offer

The range we've posted represents the typical compensation range for this role. To determine actual compensation, we review the market rate for each candidate which can include a variety of factors. These include qualifications, experience, interview performance, and location.

In addition to a competitive salary, we offer a variety of benefits to support your needs. The benefits below reflect our US-based offerings; for roles in other locations, benefits vary and are shared during the hiring process. These include:

• Medical, dental, and vision insurance - 100% paid for by Core Weave
• Company-paid Life Insurance
• Voluntary supplemental life insurance
• Short and long-term disability insurance
• Flexible Spending Account
• Health Savings…