Staff Software Engineer in Hardware Infrastructure Observability

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 looking for a Senior Software Engineer to join the Hardware Infrastructure Observability team. You're welcome to work from our office in Amsterdam. We build and run low-level monitoring for servers and data center engineering systems to ensure reliability at scale. We also design and operate maintenance and remediation systems that enable safe, predictable fleet-wide changes and keep the infrastructure healthy. Key Responsibilities: Design and develop services and agents that provide deep visibility into a large server fleet and DC engineering systems Evolve our metrics/aggregation/alerting pipelines and improve signals quality Build maintenance workflows and automation that keep fleets healthy Investigate incidents hands-on (including on-host debugging) and drive root-cause fixes Collaborate with hardware, networking, and DC operations to improve reliability We expect you to have: 5+ years of professional software engineering experience Excellent knowledge of Python and Golang or you are ready to quickly switch to these programming languages Strong Linux fundamentals Ability to write reliable code and and dig into complex problems Working proficiency in English It will be an added bonus if you have:   Solid understanding of modern server architecture, and its components Experience with metrics/monitoring/alerting Prometheus-compatible stacks (like VictoriaMetrics) Good knowledge of computer networks Experience designing, developing, and running high-load distributed systems We conduct coding interviews as part of the process.     Benefits & Perks: Competitive compensation Career growth and learning opportunities Flexibility and work-life balance Collaborative and innovative culture Opportunity to work on impactful AI projects International environment and talented teams What's it like to work at Nebius: Fast moving - Bold thinking - Constant growth - Meaningful impact - Trust and real ownership - Opportunity to shape the future of AI  Equal Opportunity Statement: Nebius is an equal opportunity employer. We are committed to fostering an inclusive and diverse workplace and to providing equal employment opportunities in all aspects of employment. We do not discriminate on the basis of race, color, religion, sex (including pregnancy), national origin, ancestry, age, disability, genetic information, marital status, veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by applicable law. 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.  If you need accommodations during the application process, please let us know.