About the Role
Nebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure. 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.
Responsibilities
•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
Requirements
•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
Conditions
•Competitive compensation
•Career growth and learning opportunities
•Flexibility and ownership
•Collaborative and innovative culture
•Opportunity to work on impactful AI projects
•International environment and talented teams
•Fast moving - Bold thinking - Constant growth - Meaningful impact - Trust and real ownership - Opportunity to shape the future of AI
•Applicants must be authorized to work in the country in which they apply and will be required to provide proof of employment eligibility as a condition of hire
