Hi, I'm Yuki Cheng

I design products that work across cultures. From research to launch, I turn complexity into clarity, with AI as part of my process.

Lead Product Designer at Japan · Previously

Yuki on a rooftop observation deck at dusk, in a grey coat and a white scarf, with the city lights and Mount Fuji blurred behind.

Painted illustration: a cozy Tokyo apartment workspace at night. Two cats sit on the window sill looking out at the city lights and Tokyo Tower; on the desk are a laptop, a small robot figurine, a sketch notebook and a coffee mug under a warm lamp.

Painted illustration: the same Tokyo apartment workspace on a clear afternoon. Two cats sit on the window sill looking out over the sunlit city and Tokyo Tower; a laptop, a small robot figurine, a sketch notebook and a coffee mug sit on the desk.

BJSBeijing

TYOTokyo --:--

· May 2024 – Present

JP Booking App Revamp

Led the revamp of WeWork Japan's nationwide booking app, with localization for Japanese members as the way in.
Made booking faster: room search time down 6.5% and booking submissions up 39.6%.
After launch, user satisfaction reached nearly 85%.

· Dec 2025 – Present

Official site UX research

Used AI-driven behavioral analysis and competitive research to find navigation and funnel issues.
Built rapid prototypes to align stakeholders on data-driven proposals.

· May 2021 – Oct 2022

OWLS

Content risk and public sentiment monitoring platform for ByteDance products.
The redesign increased daily new users by 45%.

· Mar 2021 – Oct 2022

Anti-dirt

Content safety platform for large-scale, high-risk moderation.
Designed role-based workflows and decision systems.

· May 2021 – Jan 2022

CSP design system

Business component library built on Semi Design.
Adopted across 20+ internal platforms.

Freelance · Aug 2025 – May 2026

IntelliMates

0→1 AI companion app for Android in North America.
Designed around emotionally engaging LLM conversations.
Reached about 12K MAU and a 33-minute average session.