Senior Software Engineer (Storage Virtualization Team)Nebius · Berlin, Germany

Senior Software Engineer (Storage Virtualization Team)

🗓️ Posted 2026-09-03 Berlin, Germany Hybrid ICT
💰 Salary Not shared 📊 Market 6,500 EUR–8,500 EUR/mo

About the Company

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. Built by engineers, for engineers. From large-scale GPU orchestration to inference optimization, we own the hard problems across compute, storage, networking and applied AI. Listed on Nasdaq (NBIS) and headquartered in Amsterdam, we have a global footprint with R&D hubs across Europe, the UK, North America and Israel. Our team of 1,500+ includes hundreds of engineers with deep expertise across hardware, software and AI R&D.

About 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.

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

Benefits

  • ● 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