Senior Hypervisor Developer

About the company

Nebius is a modern technology venture offering strategic partnerships to leading companies around the world, empowering them to create their own local hyperscaler platforms and become trustworthy providers of cloud services and technologies in their own regions. In addition to innovative software and hardware (including server racks designed in-house), Nebius also provides a launch-ready business model and customizable tools for support, sales, and marketing.

Our aim is to empower our partners to create their own IT infrastructure and deliver cutting-edge, disruptive cloud solutions to local markets, while keeping security and compliance with international standards like ISO and GDPR top priorities.

We’re a global company with offices in the Netherlands, Israel, and Serbia.

Nebius was founded by a core team of engineers and business professionals with a proven track record of using cloud technologies to create value for other businesses.

We know from experience that cutting-edge technologies can only make an impact if their innovation is matched by the level of the experts managing them, so as Nebius expands, our core priority is to attract the most qualified, enthusiastic, and driven individuals we can find to join our growing team.

You will

• Optimize I/O for emulated disk and network devices.
• Integrate the hypervisor with other platform services and storage facilities for user data.
• Efficiently distribute resources between virtual machines.
• Improve guest system support.
• Advance the cutting-edge of open source virtualization.
• Provide low-level security for the hypervisor and emulator.
• Provide general support, fix bugs, and monitor the upstream.
• Collaborate with other team members and stakeholders.

Expectations

• 5+ years of professional software development experience.
• Fluency in C programming language.
• 3+ years of experience with Linux.
• At least 3 years of development experience with QEMU/KVM.
• General understanding of x86-compatible systems (virtual memory, interrupts, privilege rings).
• Experience writing general system code in user mode for Linux, including debugging, analysis, and optimization tools (the emulator is built on the user mode system process for Linux).

It would be an added bonus if you had:

• Accepted patches in Linux Kernel or QEMU/KVM.
• Some experience with ARMv8, including virtualization extensions.
• Understanding of PCI, SCSI, and ACPI.
• Experience working with the Linux kernel.
• Excellent communication skills for cross-team collaboration.
• Strong work ethic.

Does all that sound like your kind of challenge? Then join us!