US is a Seattle-based startup founded by a team of engineers formerly from Google, Facebook, Amazon, Microsoft, and most recently, Lyft.  We contribute to Flyte,,  an open source platform originally built at Lyft for orchestrating massively scalable machine learning pipelines running on Kubernetes. 

These pipelines power some of the most popular apps on your phone, as well as applications in diverse industries such as song sharing, vaccine research, early cancer detection, global map rendering, financial projecting, and piloting autonomous vehicles. Financially, we are backed by top-tier Silicon Valley investors.

The Role

We are seeking seasoned senior front-end engineers to deliver delightful web user experiences to the people managing these complicated systems.  You will be challenged to build complex, modern web applications quickly but thoughtfully, balancing speed-to-market with scalability and maintainability.


  • We are seeking candidates with at least 3-5 years of experience building modern interactive web experiences
  • Bachelor’s degree in computer science or related field
  • Thorough understanding of React.js and its core principles
  • Proven eloquence in modern TypeScript
  • Proven unit testing discipline
  • Excellent verbal and written communication skills -- we work as a global team integrated with with a global open-source community
  • Mastery of cross-browser accessibility standards, and proven commitment to building accessible web applications
  • Expert knowledge of debugging, maintaining, and upgrading live software systems


  • Fast-growing company with evolving challenges and opportunities to grow into almost any role you can fulfill
  • Meaningful equity -- we want all employees to be owners
  • Family-first culture with excellent medical, dental, and vision benefits
  • 401k with company match
  • Flexible work schedule, in the Seattle / Bellevue area or remote
  • Full Immigration Support including H1b transfers and sponsorship
  • Work with a pretty good crew of friendly nerds

And Last

We value diversity across many dimensions: age, gender, race, sexual orientation, faith, country of origin, economic background.  We want everyone to feel at home working here, and we know we are stronger when the team is composed of people who bring broad life experiences to the table. We especially value gumption, so overcoming challenges of any kind in your life will resonate with us.  If in doubt, reach out.

If you want to get our attention right away please include a cover letter containing a haiku using the word opossum, or any other marsupial of your choice. We promise to respond to all marsupial haikus, in person, within three days.


Apply for this Job

* Required
resume chosen  
(File types: pdf, doc, docx, txt, rtf)
cover_letter chosen  
(File types: pdf, doc, docx, txt, rtf)