Senior Engineer, AI Object Storage

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 . We're proud to be a Living Wage accredited Employer. Senior Engineer, AI Object Storage Location: Warsaw, Poland What You'll Do: The Storage Engineering team builds, scales, and operates CoreWeave's high-performance AI storage platform. We design reliable, high-throughput storage systems engineered natively for hyperscale cloud environments, providing the storage backbone that powers some of the largest and most innovative AI workloads in the world. About the role: The Storage Engineering team builds, scales, and operates CoreWeave's high-performance AI storage platform. We design reliable, high-throughput storage systems engineered natively for hyperscale cloud environments, providing the storage backbone that powers some of the largest and most innovative AI workloads in the world. Who You Are: Bachelor’s or Master’s degree in Computer Science, Engineering, or a related technical field (or equivalent practical experience). 6–10 years of experience working in storage systems engineering or infrastructure operations. Strong hands-on experience with object storage or distributed file systems in production environments. Deep experience with one or more storage protocols (e.g., S3, NFS) and distributed architectures such as Ceph, DAOS, or similar. Proficiency in a systems programming language such as Go, C, or Rust. Solid understanding of cloud-native infrastructure, Kubernetes, and scalable system architecture. Familiarity with storage observability tools, telemetry pipelines, and open-source data stacks (e.g., ClickHouse, Prometheus, Grafana). Strong debugging, problem-solving, and cross-functional communication skills in complex, high-performance distributed environments. 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. You love to: Build clarity out of complex architectural problems and champion robust, automated multi-tenant control planes from concept to production. You're curious about: Pioneering low-latency storage optimisations and pushing the boundaries of exabyte-scale distributed data platforms. You're an expert in: High-performance systems engineering, optimising cloud-native storage protocols, and mentoring peers on technical best practices. Why CoreWeave? At CoreWeave, 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 take-off, the organisation'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! Compensation The base salary range for this role is 262,000 PLN to 350,000 PLN gross annually. The starting salary will be determined based on job-related knowledge, skills, experience, and market location. We strive for both market a…