Staff Performance Engineer: Scale & Observability

Coreweave; Sunnyvale (CA); Sur place; USD 188 000 - 275 000; Plein temps

Avantages offerts par ce poste

Medical, dental and vision insurance —

401(k) with employer match

Employee stock purchase program (ESPP)

Paid parental leave

Flexible PTO

Résumé du poste

CoreWeave is seeking a Staff Engineer on the Performance Engineering team to own complex performance challenges across the Weights & Biases platform and infrastructure. You will design experiments to improve scalability and latency, and develop benchmarking and load testing frameworks while collaborating with product, infrastructure, and SRE.

The role emphasizes data-driven decisions and cross-team enablement.

Qualifications

• 8+ years of experience as a software engineer.
• 2+ years focused on performance optimization, systems scalability, or observability.
• Proficiency in at least one of Go, Python, or TypeScript.
• Deep understanding of distributed systems concepts and performance implications.
• Experience designing and implementing load testing, benchmarking, or performance regression frameworks (e.g., Locust, Gatling, k6).
• Familiarity with metrics and tracing systems (Prometheus, Grafana, OpenTelemetry, Datadog).
• Experience integrating performance measurement into CI/CD pipelines.
• Ability to design experiments, analyze large datasets, and draw actionable conclusions.
• Proven track record of driving cross-functional technical initiatives from design through adoption.

Responsabilités

• Take ownership of complex performance challenges across the W&B platform and infrastructure.
• Design and lead experiments to improve system scalability and latency.
• Develop standardized benchmarking and load testing frameworks; drive performance improvements.
• Collaborate closely with product, infrastructure, and SRE teams to align goals.
• Translate technical insights into tools and processes that empower engineers to move faster and more reliably.

Connaissances

8+ years experience

Performance optimization

Go

Python

TypeScript

Distributed systems

Load testing frameworks

Metrics & tracing

CI/CD integration

Experiment design & data analysis

Cross-functional initiatives

Outils

Locust

Gatling

k6

OpenTelemetry

Datadog

Description du poste

CoreWeave is seeking a Staff Engineer on the Performance Engineering team to own complex performance challenges across the Weights & Biases platform and infrastructure. You will design experiments to improve scalability and latency, and develop benchmarking and load testing frameworks while collaborating with product, infrastructure, and SRE.

The role emphasizes data-driven decisions and cross-team enablement.