Senior Product Designer

The role

You will own end-to-end design for assigned surfaces, from problem framing to shipped UI. You will work with product and engineering to run discovery, prototype flows, and maintain a design system.

What you will do

• Own end-to-end design for assigned surfaces
• Run discovery with product by talking to Trust & Safety customers and users
• Turn user feedback into design direction and Linear tickets
• Prototype at high fidelity to pressure-test flows
• Contribute to and help maintain the design system
• Take on design work for brand, GTM, decks, website, and marketing
• Participate in critique with the design lead

Required qualifications

• Strong visual and graphic design craft
• 6+ years designing software at senior to staff level
• Real depth on technical products built for expert users
• Expert in Figma
• Fluent with AI coding agents (Cursor, Claude, Codex)
• High tolerance for ambiguity
• Proactive by default
• Comfortable talking to customers directly
• Strong systems thinker
• Experience building or maintaining a design system
• Front-end fluency
• Experience designing SaaS, especially multi-product platforms and information-dense interfaces

Nice to have

• Experience designing for AI or agentic products
• Motion design skills or a sense of delightful detail
• Comfort with website CMS builders
• Appetite to help build design team culture and rituals
• A design background or lineage different from what is already on the team

Benefits

• Health, vision & dental benefits
• 401(k) plan with employer matching
• Fully paid commuter benefits
• Fully stocked office with paid lunch and dinner

Before you apply

• Would relocate the right person

About the company

Cinder is mission-critical infrastructure that helps digital platforms fight fraud, abuse, and manipulation using AI agents. They are a small, fast-moving team backed by Accel and Y Combinator.