Welcome! I'm James Chi.

Your Sr. Product Designer specialized in 0→1 healthcare and AI products.

Shipped the first FDA-authorized digital therapeutic for migraine. Building AI agents that drove sales revenue for creators.

Design end-to-end. From research to prototyping, and some code (w/ AI's help).

FDA-authorized digital therapeutics app screens showing healthy habits tracking and mindfulness features

Ship the first FDA-authorized digital therapeutic that reduced migraine for 500+ patients

Digital TherapeuticsFDA-Authorized0-to-1User TestingHypothesis-Driven

Constant Closer AI sales agent interface showing autonomous selling features

Re-design the AI campaign builder to achieve self-service and better user adoption (In-progress)

Agentic AIB2B SaaSAI Workflow BuilderClaude Code

Input field component design system showing scalable and accessible form elements

Create an unified input field component that scales across all products

Design systemDesign TokensUsabilityAccessibilityReact-Native