Senior Software Engineer (Backend) jobs in United States
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Nebius · 16 hours ago

Senior Software Engineer (Backend)

positionUnited States
timeFull-time
remoteRemote
senioritySenior Level
money$140K/yr - $200K/yr
date5+ years exp

Nebius is leading a new era in cloud computing to serve the global AI economy. As a Senior Backend Software Engineer, you will design, build, and operate reliable, scalable, and performant backend services while collaborating with various teams to deliver robust solutions.

AI InfrastructureCloud InfrastructureGPUIaaSPaaS
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Growth Opportunities

Responsibilities

Design and implement distributed backend systems
Own services end-to-end: architecture, development, testing, deployment, and production support
Work closely with infrastructure, SRE, and GTM teams to deliver robust solutions
Improve system performance, reliability, and observability
Participate in technical design discussions and mentor other engineers
Make pragmatic trade-offs between speed, quality, and long-term maintainability
Contribute to architectural decisions that directly impact system scalability, cost efficiency, and long-term platform evolution

Qualification

PythonDistributed systemsDatabasesLinux environmentsCloud platformsPerformance optimizationObservability toolsGo

Required

5+ years of experience building backend systems in production
Strong proficiency in Python (Go is a strong plus)
Experience with distributed systems and high-throughput services
Solid understanding of data structures, algorithms, and system design
Hands-on experience with databases (SQL, MongoDB, PostgreSQL, NoSQL)
Experience working in Linux environments
Ability to debug complex production issues
A track record of owning systems in production and making sound technical decisions under real-world constraints

Preferred

Experience with cloud platforms or infrastructure-level systems
Knowledge of Kubernetes, containers, or service meshes
Background in performance optimization or low-latency systems
Familiarity with observability tools (metrics, logging, tracing)

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.

Company

Nebius

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The Nebius AI Cloud brings powerful full-stack infrastructure for AI developers and practitioners across startups, enterprises and science institutes to build and deploy generative AI applications and rapidly deliver scientific breakthroughs by training and running ML models within a secure, high-performance, and cost-optimized cloud environment.
dateFounded in 2022
location
Amsterdam, Noord-Holland, NLD
people-size501-1000 employees
web-link
https://nebius.com/

Funding

Current Stage
Late Stage
Total Funding
$1.04B
2025-06-04Debt Financing· $1B
2025-05-15Grant· $45M
2024-12-02Seed

Leadership Team

E
Evan Helda
Head of Physical AI
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Vinita Ananth
Sr. Director of Product
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Recent News

Business Wire
Nebius Debuts the Robotics & Physical AI Awards and Summit to Support Next-Generation Startups With $1.5 Million in Compute Credits
2025-12-10
GeekWire
Tech Moves: Expedia names first AI chief; Textio founder joins Microsoft; T-Mobile exec departs
2025-12-02
WebProNews
Applied Digital’s $5B AI Lease: North Dakota’s Compute Boom
2025-10-25
Company data provided by crunchbase