Software Engineer, Web Infrastructure

Notion helps you build beautiful tools for your life’s work. In today's world of endless apps and tabs, Notion provides one place for teams to get everything done, seamlessly connecting docs, notes, projects, calendar, and email—with AI built in to find answers and automate work. Millions of users, from individuals to large organizations like Toyota, Figma, and OpenAI, love Notion for its flexibility and choose it because it helps them save time and money.

In-person collaboration is essential to Notion's culture. We require all team members to work from our offices on Mondays and Thursdays, our designated Anchor Days. Certain teams or positions may require additional in-office workdays.

The Web Infrastructure team’s mission is to empower Notion engineers with web frameworks that’s easy-to-use, performant, consistent and accessible. We own web foundations such as how client code is structured, how assets are served to the users and how components are standardized and rendered to the users. If we do our job well, Notion engineers should be able to build performant and beautiful product fast while Notion users enjoys a frictionless experience.

You’ll be a core engineer on Web Infrastructure, focusing on improving Notion’s web client performance. You will lead projects that reduce time to render a notion page and time to interact with the page content across the app. We will also invest in tooling and framework that helps product engineers build new product with the high quality experience.

• Improve Users Page Loading experience through modularizing client codebase, lazy loading or caching relevant assets for the users

• Improve Interaction Latency through make the components and other part of codebase more lightweight and efficient

• Build developer tooling so that we can detect and diagnose regressions to protect user performance.
  

• Deep experience building and optimizing large web applications in React or similar frameworks.

• Strength in modern bundling and build tooling such as Webpack and performance profiling.

• Proven track record improving real‑user performance metrics at scale, from page load to post‑load interactivity.

• Strong systems thinking and 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.
  

• Experience with modularizing large monorepos, reducing cyclic dependencies, and improving build times.

• Familiarity with design systems and component performance, accessibility, and ergonomics.

We hire talented and passionate people from a variety of backgrounds because we want our global employee base to represent the wide diversity of our customers. If you’re excited about a role but your past experience doesn’t align perfectly with every bullet point listed in the job description, we still encourage you to apply. If you’re a builder at heart, share our company values, and enthusiastic about making software toolmaking ubiquitous, we want to hear from you.

Notion is proud to be an equal opportunity employer. We do not discriminate in hiring or any employment decision based on race, color, religion, national origin, age, sex (including pregnancy, childbirth, or related medical conditions), marital status, ancestry, physical or mental disability, genetic information, veteran status, gender identity or expression, sexual orientation, or other applicable legally protected characteristic. Notion considers qualified applicants with criminal histories, consistent with applicable federal, state and local law. Notion is also committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If you need assistance or an accommodation due to a disability, please let your recruiter know.

Notion is committed to providing highly competitive cash compensation, equity, and benefits. The compensation offered for this role will be based on multiple factors such as location, the role’s scope and complexity, and the candidate’s experience and expertise, and may vary from the range provided below. For roles based in San Francisco or New York City, the estimated base salary range for this role is $150,000 - $177,000 per year.

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