Software Engineer, Web Infrastructure

Reposted 2 Days Ago
2 Locations
Hybrid
150K-177K
Mid level
Artificial Intelligence • Productivity • Software
Notion is the AI workspace where teams and AI agents get more done together.
The Role
As a core engineer on the Web Infrastructure team, you will enhance Notion's web client performance by optimizing loading times, improving interaction latency, and building developer tooling for various teams.
Summary Generated by Built In
About Us:

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.

About the Web Infrastructure Team

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.

About the Role

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.

What You’ll Achieve
  • 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.

Skills You’ll Need to Bring
  • 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.

Nice to Haves
  • 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.

By clicking “Submit Application”, I understand and agree that Notion and its affiliates and subsidiaries will collect and process my information in accordance with Notion’s Global Recruiting Privacy Policy.

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Top Skills

React
Webpack

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The Company
HQ: San Francisco, CA
1,000 Employees
Year Founded: 2016

What We Do

Notion blends your everyday work tools into one. Product roadmap? Company wiki? Meeting notes? With Notion, they're all in one place, and totally customizable to meet the needs of any workflow. It's the all-in-one workspace for you, your team, and your whole company.

Mission: We humans are toolmakers by nature, but most of us can't build or modify the software we use every day — arguably our most powerful tool. Here at Notion, we're on a mission to make it possible for everyone to shape the tools that shape their lives.

Why Work With Us

Here at Notion, our work shapes our culture and our culture inspires our work. We seek to hire creative toolmakers that want to be the best in their craft. If every employee is able to focus on being the best toolmaker in their craft, we'll be able to achieve our mission of enabling the world to better solve its problems.

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Notion Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

Employees work in-person at our offices on Mondays and Thursdays. The other three days are flexible.

Typical time on-site: 2 days a week
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HQSan Francisco, CA
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