Senior Product Designer - AI-First UX & Design Systems

Product.ai is seeking a Senior Product Designer to own the complete design experience across consumer platforms. This role provides end-to-end ownership of product strategy, design systems, UX, UI, and interaction design while collaborating directly with the Founder and Engineering teams. You will build scalable design systems for AI-generated interfaces, create intuitive experiences across Web, Mobile, Browser Extension, and Chat, and lead usability testing to ensure trust, clarity, and