Software Engineer, Web Infrastructure

SG Home Office
San Francisco, CAFULL_TIMEPosted Jul 22, 2026

Role responsibilities

You will lead projects to improve Notion's web client performance, focusing on reducing page load times and interaction latency. Additionally, you will build developer tooling and frameworks to help product engineers build high-quality features efficiently.

Requirements

Candidates should have 8-10+ years of experience building and optimizing large web applications using React or similar frameworks. A proven track record in improving real-user performance metrics and expertise in modern bundling and build tools like Webpack is required.

Key skills

React, Web Performance Optimization, Webpack, Performance Profiling, Systems Thinking, Software Architecture, Modularization, Monorepo Management, Design Systems, Accessibility, Developer Tooling, Client-side Rendering, Asset Management, Collaboration

Keywords

Web Infrastructure, React, Webpack, Performance Profiling, Monorepo, Design Systems, Accessibility, Lazy Loading, Caching, Client-side Codebase, Software Engineering, AI Workspace, Developer Experience, Web Frameworks, Interaction Latency

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