Senior Software Engineer, Observability

About the role

About Nebius:

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.

The Role

Nebius is hiring a Senior Software Engineer to design, build, and own backend systems that power metrics, monitor large-scale infrastructure, and develop a comprehensive infrastructure maintenance platform. This role requires strong production experience, sound system design judgment, and the ability to operate and improve critical services.

Your responsibilities will include:

- Design and build services and agents that provide deep visibility into large-scale server fleets and data center engineering systems

- Evolve metrics, aggregation, and alerting pipelines, with a focus on signal quality and reliability

- Design and operate maintenance and remediation systems that enable safe, predictable fleet-wide changes and keep infrastructure healthy

- Investigate production incidents hands-on, including on-host Linux debugging, and drive root-cause fixes

- Collaborate closely with hardware, networking, and data center operations teams to improve reliability

What we expect you to have:

- 5+ years of professional software engineering experience

- Strong production experience with Python and Go, or the ability to ramp up quickly

- Solid Linux fundamentals and comfort debugging live systems

- Ability to write reliable, maintainable code and dig into complex, ambiguous problems

- Experience building and operating production systems at scale

It will be an added bonus if you have:

- Ubuntu experience, including internal tooling and packaging workflows (e.g., building Debian packages)

- CCNA (Cisco Certified Network Associate) or equivalent networking experience

Key employee benefits:

- Health insurance: 100% company-paid medical, dental, and vision coverage for employees and families.

- 401(k) plan: up to 4% company match with immediate vesting.

- Parental leave: 20 weeks paid for primary caregivers, 12 weeks for secondary caregivers.

- Remote work reimbursement: up to $85/month for mobile and internet.

- Disability & life insurance: company-paid short-term, long-term and life insurance coverage.