About
Liwei Ji
UI/UX Designer · AI Developer
I design thoughtful digital experiences at the intersection of product, interaction, and intelligence.
With a strong foundation in UI/UX, I turn complexity into clarity aligning user needs with business goals through strategic, system-driven design.
Currently focused on AI integrated product design and prompt engineering, exploring how emerging technologies can enhance decision making, creativity, and human potential.
Open to collaborations and conversations.
Timeline
AI Development
Building SkillPRD, Progress-Slides, and First Principles an open-source series exploring prompt engineering as a design discipline.
Sr.UI/UX Designer & AI Development — DISE AI Agent
Designed and developed an AI-assisted medical video analysis interface for sleep endoscopy evaluation. Marked the shift from pure UX to AI-integrated product development.
Sr.UI/UX Designer
Led design across OSIM (Well-Being App, OneCRM).
UI/UX Designer
Designed the mmWave Kit GUI a testing tool that earned a patent award.
HCI Designer
Toyota RAV4 in-car system and companion app UX. OPTEX Vision App surveillance design across Japan and Europe.
Values I Believe In
My work is shaped as much by craft as by conviction. Especially when teams face ambiguity, chaos, or high stakes, I return to these principles as the foundation for judgment and action.
01
Disagree, then commit fully
I care deeply about quality so when I notice a problem or a misaligned direction, I'll say so honestly. But once the team has made a decision and the path is clear, I set aside my personal stance and push forward with full commitment. Real collaboration isn't about everyone agreeing on everything. It's about reaching alignment through honest discussion, then moving together toward the same goal.
02
Real teamwork
A great team isn't just about clear roles it's about genuine trust, honest communication, and resilience under pressure. They celebrate wins together and learn from failures without assigning blame. They support each other in hard moments instead of retreating into silos.
03
Be genuine
Kindness, honesty, and being yourself are the most important foundations for lasting collaboration. I'd rather work with someone reliable and real than someone skilled at surface impressions. Kindness isn't weakness, and honesty isn't offense they're the key to building trust, communicating clearly, and sustaining long term working relationships.
Behind This Site
Every visual decision on this portfolio is intentional and documented. I built a design system from scratch defining the color palette, type scale, and component library before writing a single page.
Explore the Design System →Connect
I'm drawn to projects that create real value for people.
If you're building a thoughtful product that has a positive impact on users' lives, I'd be happy to have a conversation.