Senior Frontend Engineer (React)

As a Senior Frontend Engineer, you will play a pivotal role in the product development cycle by contributing new features and optimizations to the architecture, tools and development workflow of the React based UI Framework that powers both the Twitch web and desktop experiences. You will work side-by-side with other framework maintainers and feature contributors, helping to drive stability, performance, testing and maintainability through consultation and code review.

For this role, we highly value experience building scalable web applications, tools and build processes as well as having a solid sense for design and UX. This position will attack unique problems from all angles, never settling for a brute force method. On this journey, you will work with various stakeholders to help build the best possible Twitch experience. 


  • Work effectively with the Browser Clients Team and others to build high quality Twitch client experiences
  • Become familiar with the existing Twitch browser-client technology stack
  • Contribute to architectural, design, and process discussions involving the technological choices involved in building Twitch’s browser-based clients
  • You’ll identify and uphold frontend engineering best practices


  • A degree in Computer Science, a related Engineering discipline, or equivalent experience
  • 5+ years experience working on large scale JavaScript applications
  • Experience shipping multiple applications using React.js
  • Experience working with bundling tools like Webpack
  • A good understanding of CSS
  • Strong analytical problem solving skills

Bonus Points

  • Architectural experience creating highly-scalable web or desktop applications
  • A solid understanding of best practices and techniques regarding web scalability, performance, and security
  • Experience writing JavaScript applications with Typescript
  • Experience with Redux or other Flux implementation
  • A firm understanding of data bindings and WebSockets
  • Experience with SASS
  • Passion for video games is a big plus


  • Full benefits, including medical, dental, vision and life 401(k) savings plan with a company match
  • Flexible time off policy
  • Daily lunch allowance to GrubHub
  • Hearty breakfasts four times a week
  • Unlimited snacks and drinks
  • Friday team lunches at the Irvine Spectrum
  • Onsite gym access
  • Opportunity to attend one gaming event or tournament
  • Top of the line technology to help you build your own workspace
  • PC/console gaming lounge 
  • Fully loaded streaming room
  • In house gaming tournaments

Twitch is the world’s leading video platform and community for gamers, with more than 100 million visitors per month. We connect gamers from around the world by allowing them to broadcast, watch, and chat with each other. Twitch’s live and on-demand video platform forms the backbone of a distribution network for video game broadcasters including pro players, tournaments, leagues, developers and gaming media organizations. Twitch is leading a revolution in gaming culture, turning gameplay into an immersive video experience.

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We are an equal opportunity employer and value diversity at Twitch. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.


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