Arena
Member of Design Staff - Product
SF Bay Area · On-site · Staff · Full-time · Posted Sep 18, 2026
- Experience
- At least 5 years of Product Design experience.
About the job
Owns end-to-end design of AI product experiences, from prototyping and specification through launch, feedback analysis, and iteration.
What you'll do
- Lead design of new products and features, collaborating with engineering, product, and ML research to prototype, test, scope, and ship them.
- Use user feedback, analytics, customer understanding, and business goals to prioritize improvements and grow the product.
- Expand the design system and influence design-team processes and product vision.
What they ask for
- At least 5 years of Product Design experience on a consumer- or developer-facing application, with a portfolio demonstrating visual design craft, shipped product work, and measurable impact.
- Strong interaction, visual, and design-system skills, including very strong proficiency in Figma and effective use of a prototyping tool.
- Ability to make tradeoffs based on business or user needs, work through ambiguity, and simplify complex ideas.
- Strong writing and storytelling skills, including comfort writing or editing a PRD; prototype-first approach to testing design decisions.
Nice to have
- Experience building 0-1 products or working at or with early-stage startups.
Tools
Figma
AI focus
Design products and features for evaluating AI models and shaping how people interact with and evaluate AI.
Model-written summary · the original posting is authoritative