Senior Software Engineer Storage Virtualization Team

The role

We're looking for a Senior Backend Engineer to join our Storage Virtualization Team, building a distributed, fault-tolerant storage system for Nebius' hyperscaler cloud. You'll work on high-performance block and filesystem storage that delivers sub-millisecond latency, millions of IOPS and terabytes per second of throughput, even in the face of hardware failures.

What You'll Work On:

• Virtualization: virtio-blk and virtio-fs, QEMU and vhost-user, performance-critical I/O paths • Networking: high-throughput VM-to-storage transport over TCP and RoCEv2 (RDMA) • Storage systems: replication, consensus, self-healing, and data migration

What We Expect:

6+ years of professional software engineering experience Strong knowledge of C++ Solid understanding of algorithms and data structures Basic knowledge of operating system internals (I/O, memory, scheduling) Ability to write reliable, maintainable code and debug complex systems Team-oriented mindset and fluency in English