Senior Full-Stack Engineer, AI Cloud Platform

Nebius Group; New York (NY); Hybrid; USD 147,000 - 224,000; Full time

Benefits offered by this job

Competitive compensation

Career growth and learning

Flexibility and ownership

Collaborative and innovative culture

Impactful AI projects

International environment

Job summary

Nebius is seeking a Senior Full Stack Engineer to build how developers and AI agents access our agentic web infrastructure. This role is based in our New York office, hybrid with the NYC team.

You will design and ship end‑to‑end features, strengthen the API gateway, and turn usage and billing data into fast interfaces. Strong backend (Python, Go/C++) and modern frontend (React/TS) experience are essential.

Qualifications

• 5+ years of full‑stack engineering on customer‑facing products or high‑throughput APIs
• Backend experience emphasized, Python preferred; Go/C++ with some Python acceptable
• Shipped latency‑sensitive APIs with caching, async work, retries and rate limiting
• Produced production UI with modern frontend frameworks (React/Next.js/TypeScript)
• Built data‑heavy interfaces (tables, charts, filters) that stay fast
• Joined a complex codebase, ramped up quickly, worked under real traffic and on‑call

Responsibilities

• Design and ship features end to end from UI to backend services
• Build and improve the API gateway for high traffic and low latency
• Turn usage and billing data into fast UI interfaces (tables, charts, filters)
• Shape the self‑serve journey from signup through activation
• Build and operate identity and team access (OAuth, OIDC, SAML SSO, SCIM) with providers like Auth0/Okta/WorkOS/Clerk
• Control feature access with rollout flags and entitlements
• Improve public interfaces (SDKs, CLI, MCP servers, docs)

Skills

Full-stack engineering

Backend engineering (Python)

Frontend development (React/Next.js/TS

APIs and high throughput

Latency-sensitive systems

Tools

Auth0

Okta

WorkOS

Clerk

Job description

Nebius is seeking a Senior Full Stack Engineer to build how developers and AI agents access our agentic web infrastructure. This role is based in our New York office, hybrid with the NYC team.

You will design and ship end‑to‑end features, strengthen the API gateway, and turn usage and billing data into fast interfaces. Strong backend (Python, Go/C++) and modern frontend (React/TS) experience are essential.