Senior Frontend Engineer
Umbrel is a technology company building home cloud servers and umbrelOS, an operating system for self-hosting files, applications, AI workloads, and Bitcoin and Lightning nodes.
Maintainer signals as of 9/2/2026
Projects
About Umbrel
Umbrel, Inc. operates the Umbrel brand and provides umbrelOS, Umbrel Home, Umbrel Pro, and the Umbrel App Store. Its products let users run private home-cloud services, store files and media, run local AI, automate homes, and operate personal Bitcoin and Lightning nodes. The company is a Delaware corporation with a registered address in Claymont, Delaware.
Skills
About the Role
Lead frontend engineering and own major product surfaces across the web UI, first-party apps, and the website. Build polished, accessible interfaces in React and TypeScript, improve Figma designs, and refine empty states, errors, skeletons, loading strategies, microcopy, motion, component systems, APIs, tests, and prototypes.
Requirements
- Experience with React
- Experience with TypeScript
- Familiarity with Tailwind, Shadcn, and Radix
- Ability to treat Figma as a contract and improve designs when needed
- Experience building accessible interfaces
- Experience writing tests
- Ability to write short design documents and prototype in code
- Strong written communication
- Strong product judgment
Responsibilities
- Lead frontend engineering
- Own major product surfaces in umbrelOS first-party apps and the website
- Implement polished accessible interfaces using React and TypeScript
- Honor and improve Figma designs
- Optimize empty states, errors, skeletons, loading strategies, and microcopy
- Use motion to communicate state
- Design scalable component systems, theming, and API contracts
- Write clear, readable code and tests
- Prototype from short design documents and ship incrementally
- Collaborate with design and provide kind, candid feedback
- Communicate crisply in writing and work asynchronously
