Software Engineer, Web Infrastructure

Stack

Responsibilities

• ▹Improve the page-loading experience by modularizing the client codebase, lazy loading, and caching relevant assets
• ▹Improve interaction latency by making components and other parts of the codebase more lightweight and efficient
• ▹Define best practices and build developer tooling so web engineers can develop product features with confidence

Requirements

• ▹Around 8-10+ years of experience building and optimizing large web applications in React or similar frameworks
• ▹Proven track record improving real-user performance metrics at scale, from page load to post-load interactivity
• ▹Strength in modern bundling and build tooling such as Webpack, plus performance profiling
• ▹Strong systems thinking and the ability to design paved-road abstractions, guardrails, and tooling for many teams
• ▹Excellent collaboration and communication across platform and product teams, with a bias toward iterative, measurable impact

Nice to have

• ▹Experience modularizing large monorepos, reducing cyclic dependencies, and improving build times
• ▹Familiarity with design systems and component performance, accessibility, and ergonomics

Soft skills

What we offer

• ▹Highly competitive cash compensation, equity, and benefits
• ▹San Francisco or New York City office, with Anchor Days in-office

About the company

Notion is the collaborative AI workspace where teams and agents think together, bringing docs, projects, calendars, and email into one place with AI built in. Millions of users, from individuals to large organizations like Toyota, Figma, and OpenAI, rely on Notion.