Senior Software Engineer, Frontend Platform

Roo

Senior Software Engineer responsible for the frontend platform development at Roo. Collaborating with product and design teams to evolve the design system and enhance developer experience.

Posted 7/6/2026full-timeSan Francisco • California • 🇺🇸 United StatesSenior💰 $80,000 - $125,000 per yearWebsite

Tech Stack

Tools & technologies

ReactReact NativeTypeScript

About the role

Key responsibilities & impact

Own the long-term technical direction of Roo's frontend platform, including the systems, tooling, and architecture.
Partner with Product and Design to evolve our design system.
Make our design system effortless to consume.
Lead platform initiatives like framework upgrades and shared library evolution.
Own the migration of legacy components to our v2 design system.
Establish patterns that let engineers ship new pages and flows quickly.
Improve developer experience through shared tooling, automation, documentation, and workflows.
Identify and eliminate the friction points that slow builders down.

Requirements

What you’ll need

Significant experience building production software, including a focus on frontend systems
Strong full-stack engineering fundamentals with deep expertise in React and TypeScript.
React Native or mobile experience.
Experience working closely with designers and modern design systems.
Hands-on experience with AI-assisted development: Cursor, Claude, or similar.
You've connected design systems to prototyping tools, AI coding environments, or engineering pipelines.
You operate well in an eng org.

Benefits

Comp & perks

Accelerated growth & learning potential.
Stipends for home office setup, continuing education, and monthly wellness.
Comprehensive health benefits to fit your needs with base medical plan covered at 100% with optional premium buy up plans.
401K
Unlimited Paid Time Off.
Paid Maternity/Paternity and reproductive care leave.
Gifts on your birthday & anniversary.
Opportunity for domestic travel, including for regional team building events.

ATS Keywords

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Hard Skills & Tools

Frontend DevelopmentFull-Stack EngineeringReactTypeScriptReact NativeDesign SystemsPrototyping ToolsAI Coding EnvironmentsAutomationDocumentation

Soft Skills

CollaborationProblem-SolvingCommunication