As a Product Designer

I design for millions.

What does it mean to design for 700 million people?

It means making something personal at a scale where nothing feels personal.

Xiaomi Lock Screen · 2023 · View project →
It means building the system that other designers build on.
Components
Components before
Components after
Design Tokens
Design Tokens before
Design Tokens after
Localization
Localization before
Localization after
MIUI Design System 2.0 · 2024 · View project →
It means ‘just make it bigger’ is never the answer.
Click a card to vote. Swipe, use arrows, or tap the dots to switch groups.
Folded
The user was checking today's schedule on the folded screen. When it unfolds, what deserves the extra canvas?
Folded
The user was glancing at the home screen. Unfolded: should the same icons just get bigger, or should the new space become something else?
Folded
The user was writing a single note. Unfolded: keep one column of uninterrupted space, or split into a list-plus-editor like iPadOS?
Foldable Screen Framework · 2022 · View project →
At Xiaomi, I designed for scale. Then I joined a company where design was measured differently.
I design for business

At AppLovin,
design was measured in dollars.

The OOBE app-recommendation flow ships with Samsung, T-Mobile, and a dozen other OEMs. It reaches tens of millions of newly unboxed phones each quarter and contributes seven figures of revenue.

Design Common Sense

Fewer steps is always better.”

Cleaner UI converts more.”

“Users hate being forced.”

We tested all three.

All three were wrong.

Onboarding survey

5-step survey drove 18% install growth. 1-step only drove 14%.

1-step
WINNER
5-step

App bundle

Showing all app icons lifted installs by 0.47 per user. Collapsed view only lifted 0.37.

Collapsed
WINNER
Transparent

Recommendation browsing

Swipe cards reached 15.65% CTR. Free-scroll list stayed much lower.

Free-scroll
WINNER
Swipe