Moonlake
Member of Technical Staff — RL & Agentic Model Training
San Francisco, CA · Staff · Full-time · Posted Sep 21, 2026
About the job
Designs and builds end-to-end user experiences for AI-powered creative and simulation tools, translating AI capabilities into intuitive product features.
What you'll do
- Design and implement product experiences, from interaction design and frontend architecture through production.
- Prototype product concepts rapidly and collaborate with AI researchers and engineers to bring capabilities into production.
- Refine products through user feedback and experimentation, and help establish the product’s design language and direction.
What they ask for
- Strong frontend engineering experience with modern web technologies such as React, Next.js, TypeScript, and Tailwind CSS.
- Experience designing and building products from zero to one.
- Strong visual design skills and meticulous attention to detail.
- Ability to rapidly prototype and iterate with minimal direction.
Nice to have
- Experience with AI products, creative tools, developer platforms, or simulation software.
Tools
React, Next.js, TypeScript, Tailwind CSS
AI focus
Build user-facing experiences for AI-powered creative and simulation tools, including workflows for world generation, simulation, and multimodal AI.
Model-written summary · the original posting is authoritative