Senior JavaScript Engineer

Upthere, Redwood City, CA

A smarter way to store everything you want.

Senior JavaScript Engineer

At Upthere we are developing the next-generation of personal storage – your entire digital life in one place, always accessible, and ready to share. As a member of our talented team, you will develop products that touch the lives of millions of people. Our engineers are proud of what they build and are passionate to tackle new problems as we push technology forward. We hire the best, operate with the freedom and innovation of a startup, and are backed by the resources, scale and stability of Western Digital – a Fortune 500 company.

As a senior JavaScript engineer, you will help lead and mentor a team that owns a suite of applications built with web technologies, including desktop apps and responsive, universal JavaScript web apps. You will work closely with product leaders, designers and service engineers to create engaging, technically excellent solutions for our customers.

If you’re self-motivated, independent, detail-oriented, and passionate about user experience, we want you.


  • Own the full stack of our universal JavaScript applications
  • Build robust web and desktop applications
  • Implement new UI features from initial design through delivery
  • Work with users, product management, and designers to define what they want, what they need and what can be delivered
  • Continuously learn and master the latest industry standards and technology
  • Relentlessly pursue the creation of better experiences for our customers


  • 5+ years of browser development and 1+ years of Node.js experience.
  • Deep experience with React and Redux
  • Expert-level browser skills and API knowledge (browser storage, DOM, cross-browser support, CSS, HTML5)
  • Fanatical about JavaScript, capable of coding custom solutions rather than relying on frameworks
  • Experience writing unit tests and using code quality tools
  • Competent with Node.js and full-stack, universal JavaScript
  • Capable of tuning perceived and actual loading performance in browsers


  • Unlimited vacation and flexible work schedule
  • Snacks and lunches at the office
  • Competitive salary and benefits, including matching 401K
  • Education assistance and commuter benefits
  • Located in beautiful, downtown Redwood City, next to Caltrain
  • State of the art equipment for your workstation

About Upthere

About us Our mission is to care for humankind’s information. Upthere was founded with the belief that over time our important data would live solely in the cloud. Upthere designed and built a full stack and a new cloud computer that combines the creative power of our devices with the massive storage and compute power of the cloud. Last year, we launched our initial products on Android, iOS, and OS X.

Want to learn more about Upthere? Visit Upthere's website.