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Mobile Engineer
$125K–$200K
San Francisco · On-site · Full-time · Posted Dec 16, 2025
- Education
- Strong technical foundation from a top CS program or equivalent hands-on experience building React Native apps.
About the job
Build and improve mobile experiences for an AI app-building product, shaping its UX and delivering polished features.
What you'll do
- Implement pixel-perfect mobile designs and create gestures that improve user experience.
- Talk with users and use the product to identify needs and opportunities.
- Independently investigate problems, make tradeoffs, and ship features that improve user experience, performance, and product depth.
What they ask for
- Strong technical foundation from a top CS program or equivalent hands-on experience building React Native apps.
- Strong taste in mobile experiences and empathy for teammates and users.
- Solid programming fundamentals and comfort with TypeScript and React Native.
- Experience working in fast-paced environments while balancing care with urgency.
Nice to have
- Previous experience as one of the first 10 hires at a startup.
- Figma, Swift, or Kotlin experience; or interests spanning technical and non-technical domains.
Pay
$125K – $200K (base salary); 0.25% – 0.75%
Tools
React Native, TypeScript, Figma, Swift, Kotlin
AI focus
The product is an AI agent that turns English into apps; this role focuses on defining and building its mobile experience for vibe coding.
Model-written summary · the original posting is authoritative