Architect backend systems and AI observability for Roblox's new India-based ROS team

Roblox is hiring a Senior Software Engineer for a newly established India-based team inside the Roblox Operating System (ROS), working within the Observability and AI Intelligence pod. The role is roughly 80% backend (RESTful/GraphQL API and service design) and 20% frontend, with a specific mandate to build observability frameworks for the AI stack. Practice explaining backend architecture decisions and how you'd instrument an AI-heavy system for reliability.

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What this interview tests

Backend service and API architecture (REST/GraphQL, data modeling)
Observability/telemetry design, especially for AI systems
End-to-end project ownership from design to production
Security, performance, and CI/CD fundamentals
Cross-functional collaboration with frontend and distributed global teams

Common question themes

Walk through a backend API or service you architected end to end.

Describe building observability or monitoring for an AI-driven system.

Tell me about owning a significant project from design through deployment.

How have you approached authentication/authorization or performance issues in production?

Describe a backend/frontend integration you led and how you kept the contract clean.

How do you drive technical decisions when working with a distributed, cross-timezone team?

How candidates describe it

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