Senior Software Engineer - Perf and Benchmarking

Coreweave, Inc.
Bellevue, United States of America
yesterday

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior
Compensation
$ 242K

Job location

Remote
Bellevue, United States of America

Tech stack

Computer Clusters
Nvidia CUDA
Computer Programming
Databases
Continuous Integration
Distributed Systems
Python
PCI Express
Remote Direct Memory Access
Cloud Services
Prometheus
Computer Networking Systems
High Performance Computing
PyTorch
Large Language Models
Grafana
Perf (Linux)
Kubernetes
TensorRT
Data Pipelines

Requirements

  • 3-5 years of experience building distributed systems, high-performance computing components, or cloud services.
  • Strong programming skills in Python or Go (C+ a plus) with understanding of networked systems and performance fundamentals.
  • Hands-on experience with Kubernetes in production environments plus familiarity with CI/CD and observability tools (eg, Prometheus, Grafana, OpenTelemetry).
  • Exposure to performance-critical GPU systems (CUDA, NCCL, NVLink/PCIe, memory bandwidth) or model-serving stacks (llm-d, vLLM, TensorRT-LLM, Megatron-LM).
  • Effective communicator comfortable working cross-functionally.

Nice to have

  • Experience with time-series databases, LSM-based storage engines, or custom data pipelines.
  • Familiarity with MLPerf or other large-scale benchmarking frameworks.
  • Contributions to OSS projects such as llm-d, vLLM or PyTorch.
  • Exposure to benchmarking GPU clusters or multi-region environments.
  • Background working with CUDA kernels, NCCL/SHARP, RDMA/NUMA, or GPU interconnect topologies.

Benefits & conditions

The base salary range for this role is $182,000 to $242,000. 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, including:

  • Medical, dental, and vision insurance - 100% paid for by CoreWeave
  • Company-paid Life Insurance
  • Voluntary supplemental life insurance
  • Short and long-term disability insurance
  • Flexible Spending Account
  • Health Savings Account
  • Tuition Reimbursement
  • Ability to Participate in Employee Stock Purchase Program (ESPP)
  • Mental Wellness Benefits through Spring Health
  • Family-Forming support provided by Carrot
  • Paid Parental Leave
  • Flexible, full-service childcare support with Kinside
  • 401(k) with a generous employer match
  • Flexible PTO
  • Catered lunch each day in our office and data center locations
  • A casual work environment
  • A work culture focused on innovative disruption

Our Workplace

While we prioritize a hybrid work environment, remote work may be considered for candidates located more than 30 miles from an office, based on role requirements for specialized skill sets. New hires will be invited to attend onboarding at one of our hubs within their first month. Teams also gather quarterly to support collaboration.

California Consumer Privacy Act - California applicants only

About the company

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. Trusted by leading AI labs, startups, and global enterprises, CoreWeave combines superior infrastructure performance with deep technical expertise to accelerate breakthroughs and turn compute into capability. Founded in 2017, CoreWeave became a publicly traded company (Nasdaq: CRWV) in March 2025. Learn more at www.coreweave.com. What You'll Do * Develop and enhance Kubernetes-native benchmarking services that measure latency, throughput, jitter, and cost-per-request across CoreWeave's compute stack. * Contribute to implementing and maintaining benchmarking workflows for end-to-end MLPerf Training and Inference runs, including workload setup, cluster configuration, and result validation. * Participate in design discussions and contribute to architecture decisions within the team. * Break down engineering tasks into clear milestones and deliver reliable, high-quality code. * Collaborate with teammates to maintain reproducible, well-documented benchmarking processes. * Provide constructive code reviews and share best practices with peers. * Mentor junior engineers; review cross-team designs and elevate coding/testing standards. * Help ensure reproducible, well-documented benchmarking processes.

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