Senior Product Designer
Reactor · San Francisco
InfrastructureonsiteseniorCompetitive SF salary and meaningful early equity
At a glance
Highlights
- Own end-to-end design for a real-time world models platform.
- Invent new interaction patterns for real-time video AI.
- Design across web and mobile and evolve the design system.
What they offer
- Meaningful early equity
- Generous health, dental, and vision coverage
- Visa sponsorship and relocation support
Ideal candidate
A craft-obsessed designer with shipped, loved products who thrives in ambiguity and loves inventing new ways for people to interact with real-time AI.
Requirements
- Proven track record shipping product work that is live and loved
- Deep experience with design systems including components, tokens and engineer collaboration
- Strong end-to-end feature ownership in fast-paced, ambiguous environments
- Craftsperson's eye for typography, spacing, color, motion and visual detail
- Comfort with rapid prototyping and AI-assisted tools
- User research instincts with testing assumptions and data-informed design
- Strong communication skills and cross-functional alignment
- Accessibility awareness baked into design process
- visa sponsorship
- Visa sponsorship and relocation support available
Lab profile
About Reactor
Inference platform for real-time world models powering media, physical AI, and omni-directional applications.
What they build
- Inference platform for real-time world models
- Catalog of 15+ world models including LingBot World 2, LTX 2.5 Realtime, HappyOyster
Known for
- Largest and fastest world model catalog
- Real-time optimized inference
- Works with Alibaba, Amazon, and NVIDIA
Key facts
- Raised $59M led by Lightspeed
- Backed by Amplify Partners, WndrCo, and NVentures
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