Hi, I’m Euijin ✶
Product designer shaping complexity into clarity —
crafting visual systems and building structured digital experiences
Drawn to ambiguity, scale, and where innovation meets practicality.
Improving Content Retrieval in IG Saved
User testing (6 interviews, 30 usability testers) improved retrieval speed by 88% and increased task success from 33% to 96%
A prevention-focused digital health MVP
5 in-depth interviews and prototype testing shaped an early digital + physical MVP, supported by a SaaS analytics dashboard for tracking long-term health progress.
Designing an interactive quantum learning app
Won 1st place among 40 participants across 5 universities for designing an interactive app that makes neutral-atom quantum computing more understandable
Making AI outputs more transparent
Designed a lightweight browser extension that surfaces risk, uncertainty, and evidence signals to help users better evaluate AI-generated responses




Hi, I’m Euijin ✶
Product designer shaping complexity into clarity —
crafting visual systems and building structured digital experiences
Drawn to ambiguity, scale, and where innovation meets practicality
Improving Content Retrieval in IG Saved
User testing (6 interviews, 30 usability testers) improved retrieval speed by 88% and increased task success from 33% to 96%
A prevention-focused digital health MVP
5 in-depth interviews and prototype testing shaped an early digital + physical MVP, supported by a SaaS analytics dashboard for tracking long-term health progress.
Designing an interactive quantum learning app
Won 1st place among 40 participants across 5 universities for designing an interactive app that makes neutral-atom quantum computing more understandable
Making AI outputs more transparent
Designed a lightweight browser extension that surfaces risk, uncertainty, and evidence signals to help users better evaluate AI-generated responses



