Senior Software Engineer, Observability

Details

Nebius is building a full-stack AI cloud platform supporting developers and enterprises from data and model training through production deployment. The company operates globally, with R&D hubs across Europe, the UK, North America, and Israel.

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

Responsibilities

• 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.

Requirements

• 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 investigate complex, ambiguous problems.
• Experience building and operating production systems at scale.

Preferred Qualifications

• Ubuntu experience, including internal tooling and packaging workflows such as building Debian packages.
• CCNA or equivalent networking experience.

Benefits

• 100% company-paid medical, dental, and vision coverage for employees and families.
• 401(k) plan with up to a 4% company match and immediate vesting.
• Paid parental leave: 20 weeks for primary caregivers and 12 weeks for secondary caregivers.
• Remote work reimbursement of up to $85 per month for mobile and internet.
• Company-paid short-term, long-term, and life insurance coverage.
• Career growth and learning opportunities.
• Flexibility and ownership.
• Collaborative and innovative culture.
• Opportunity to work on impactful AI projects.
• International environment and talented teams.

Applicants must be authorized to work in the country in which they apply and must provide proof of employment eligibility as a condition of hire. Nebius is an equal opportunity employer.