Senior Staff Engineer, AI File & Block Storage

CoreWeave; Sunnyvale (CA); On-site; USD 207,000 - 303,000; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

HSA

Tuition Reimbursement

ESPP

Mental Wellness Benefits

Parental Leave

Flexible PTO

Catered lunch

Job summary

CoreWeave is seeking a Staff Engineer, File & Block Storage to design, build, and operate high-performance file and block storage behind our AI storage platform. You will contribute to scalable multi-tenant control planes and exabyte-scale, S3-compatible storage solutions.

You’ll work with RDMA, GPU Direct Storage and SPDK, collaborating across teams to improve reliability, observability, and performance while mentoring peers in distributed systems engineering.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
• 10+ years of experience working in storage systems engineering or infrastructure.
• Strong hands-on experience with object storage or distributed filesystems in production environments.
• Experience with one or more storage protocols (e.g. S3, NFS) and file systems such as Ceph, DAOS, or similar.
• Proficiency in a systems programming language such as Go, C++, or Rust.
• Familiarity with storage observability tools and telemetry pipelines (e.g., ClickHouse, Prometheus, Grafana).
• Solid understanding of cloud-native infrastructure, Kubernetes, and scalable system architecture.
• Strong debugging and problem-solving skills in distributed, high-performance environments.
• Clear communicator, able to work collaboratively across teams and share technical insights effectively.

Responsibilities

• Design and implement a highly scalable multi-tenant control plane that supports CoreWeave’s growing AI storage and cloud infrastructure needs.
• Contribute to the development of exabyte-scale, S3-compatible object storage, distributed file system and integrate dedicated storage clusters into diverse customer environments.
• Work with technologies such as RDMA, GPU Direct Storage, RoCE, InfiniBand, SPDK, and distributed filesystems to optimize storage performance and efficiency.
• Participate in efforts to improve the reliability, durability, and observability of our storage stack.
• Collaborate with operations teams to monitor, analyze, and optimize storage systems using telemetry, metrics, and dashboards to improve performance, latency, and resilience.
• Work cross-functionally with platform, product, and infrastructure teams to deliver seamless storage capabilities across the stack.
• Share your knowledge and mentor other engineers on best practices in building distributed, high-performance systems.

Skills

Go/C++/Rust

Distributed storage

Kubernetes

Performance tuning

Telemetry

Education

BS/MS in CS/Engineering

Tools

Ceph

DAOS

RDMA

SPDK

Job description

CoreWeave is seeking a Staff Engineer, File & Block Storage to design, build, and operate high-performance file and block storage behind our AI storage platform. You will contribute to scalable multi-tenant control planes and exabyte-scale, S3-compatible storage solutions.

You’ll work with RDMA, GPU Direct Storage and SPDK, collaborating across teams to improve reliability, observability, and performance while mentoring peers in distributed systems engineering.