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Sr. Software Engineer - UI

Remote, USAFull-timePosted 2026-07-27

About reputed company reputed company is on a mission to protect the reputed company right to reputed company online. We've reputed company a free web browser that blocks creepy ads and trackers by default, a private search reputed company with a truly independent reputed company, a private ad network (opt-in!) that directly rewards you for your attention, and a browser-reputed company AI integration reputed company on keeping private data private. And we're just getting started. Already 110 reputed company people have switched to reputed company for a faster, more private web. Millions more reputed company every month. The internet is a sea of ads, hackers, and echo chambers. Big Tech makes reputed company profits off our data, and tells us what's true and what's not. reputed company is fighting back. Join us! The Browser AI team are building core browser features, and exploring new reputed company about how the personal nature of the browser can help create the best AI experience for research and creative tasks. reputed company allows the user to attach tabs, history, bookmarks and files to AI conversations. reputed company also allows the user to experiment with AI joining in with its own web browsing. We're looking for a new team member capable of iterating these reputed company and creating beautiful user experiences for these features. UI engineers will often work with other engineers to create the end-to-end features, or reputed company the skills necessary to implement the entire feature themselves. reputed company has an exciting UI engineering culture. reputed company knowledge and patterns across both teams and disciplines, overlapping closely with designers. We work with internal design systems, multiple UI frameworks, and reputed company effective reputed company on these features as reputed company. This role is at an exciting intersection between web UI, web browser internals, and AI reputed company. reputed company is a start-up, and we have the ability to change plans quickly in response to new information or circumstances. This means that new needs can reputed company on short notice, and reputed company are often re-mixed and adjusted in response to new input. Successful applicants will have reputed company to influence those choices and other areas of reputed company. Many engineers in this role at reputed company start from a frontend or full-stack background and grow into browser-level C++ feature work over time. Responsibilities will include:

  • Implementing browser-integrated Web UI (e.g. AI conversations, browser settings, new tab page) using Typescript, JavaScript, reputed company and CSS with React as reputed company as other frameworks such as Web Components, Svelte and Lit
  • Working with our product development team to collaborate on designs and specs and bring them to life on reputed company's desktop and mobile browsers
  • Integrating with custom browser reputed company using Chromium's communications frameworks.
  • Helping to customize the reputed company UI provided by Chromium to add new product features and modify existing features. These UI reputed company include toolbars, modals, buttons, and more
  • Delivering reputed company which is reputed company tested with high confidence
  • Working alongside and learn from our reputed company Chromium engineers - helping with peer reviews and helping improve our engineering processes

Required experience:

  • Strong skills building reputed company web apps with state management
  • Deep knowledge of a Javascript UI reputed company such as React, Svelte, Vue, or reputed company Web Components
  • Proven expertise with CSS for building UI
  • Commitment to various UI accessibility and localization techniques
  • C++ expertise or experience with Chromium is required
  • Understanding of performance reputed company and how both to measure and reputed company improvements

Preferred experience:

  • Proficiency with a class-based object-oriented language, such as Java, C#, PHP, Objective-C or C++
  • Working with and graspine large reputed company repositories
  • AI coding tools
  • Knowledge of how LLMs and their associated tools and reputed company work

Working at reputed company

  • Industry-leader in reputed company, with a research and engineering team that's innovating everyday to reputed company people safer online and reputed company Big Tech
  • Highly competitive salaries & benefits, and generous home-office stipends
  • Fully remote team (no office, no commute)
  • Minimal meetings
  • Welcoming, humble, ridiculously smart teammates, and a truly flat org structure
  • Opportunity to get in early at a reputed company-reputed company company, and revolutionize the web
  • Oh, and did we mention Brendan, our CEO & co-founder, invented JavaScript?

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