Senior Frontend Platform Engineer - UI & Architecture

Roblox; San Mateo (CA); On-site; USD 242,000 - 313,000; Full time

Job summary

Roblox Corporation is seeking a Senior Frontend Engineer in San Mateo to shape the frontend stack for consumer-facing surfaces like Home, Avatar, and Search. You’ll define data flow, build scalable components, and extend Luau-based UI libraries while collaborating with multiple teams to ship fast, reliable experiences.

You will work across platforms, optimize performance, and contribute to a modular, testable frontend codebase with strong engineering practices.

Qualifications

• Bachelor’s degree in CS or related field or equivalent experience.
• 8+ years building user-facing frontend applications for large-scale apps.
• Deep expertise in HTML5/CSS3/JavaScript/TypeScript and React.

Responsibilities

• Design and implement frontend systems powering Roblox’s core surfaces.
• Create reusable abstractions for fast, consistent UI development.
• Mentor engineers and drive architectural decisions across teams.

Skills

HTML5

CSS3

JavaScript/TypeScript

React

Redux/Flux

Frontend architecture

Performance optimization

Cross-functional collaboration

Cross‑platform experiences

Communication

Education

Bachelor’s degree in Computer Science or related field

Tools

React

Luau UI libraries

Job description

Roblox Corporation is seeking a Senior Frontend Engineer in San Mateo to shape the frontend stack for consumer-facing surfaces like Home, Avatar, and Search. You’ll define data flow, build scalable components, and extend Luau-based UI libraries while collaborating with multiple teams to ship fast, reliable experiences.

You will work across platforms, optimize performance, and contribute to a modular, testable frontend codebase with strong engineering practices.