Staff Engineer, Product UI Platform

Staff Engineer owns and evolves the Product UI Platform, transitioning from monolithic to scalable modular architecture using Next.js/TypeScript/Node.js. Requires 8+ years experience, deep React/Next.js expertise, backend skills, and proven platform ownership.

200k – 275kSan Francisco, CAFrontend EngineeringOnsite8+ YOE

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About the role

Responsibilities

Lead the next phase of architectural evolution for the product application platform
Design and implement foundational platform primitives used across product teams
Reduce architectural entropy and duplication across the web surface
Improve application-level performance and reliability metrics
Drive incremental modularization without disrupting feature velocity
Establish performance budgets and enforce application-layer guardrails
Partner with Backend Platform to shape API ergonomics and integration boundaries
Collaborate with SRE to ensure runtime stability and production readiness
Write and maintain critical-path platform code
Establish durable standards for how full-stack features are built
Mentor engineers and help scale the platform capability over time

Requirements

8+ years building production-grade web applications and backend systems
Demonstrated ownership of a product application platform used by multiple teams
Deep expertise in React/Next.js/TypeScript and server-side application architecture
Strong backend experience with TypeScript
Experience evolving monolith architectures into modular systems
Web Vitals performance optimization experience across browser → API → data layers
Proven ability to drive and implement architectural change in a cross functional collaborative environment
Experience establishing technical standards and scaling developer velocity
History of owning complex technical decisions and their outcomes

Compensation

US base salary range: $200,000 - $275,000 + equity + benefits.

Skills

ReactNext.jsTypeScriptNode.jsWeb Vitals

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