Black Belt Design Library
The published design system behind the Black Belt iOS app: one grid, three radii, seven type roles, a single card anatomy, drawn in light and dark from the same stylesheet that renders the app's screens.
2026
Felipe Chaves
Growth and product marketing
I work across marketing, measurement, and product. I’ve planned global campaigns, and I build software to explore ideas myself. Based in San Diego.
More about meAll work
WhatsApp: Doubt Delivered
Opened letters make the privacy risks of unencrypted text messages tangible.
2022
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WhatsApp: Encrypted Journeys
Animated messages make end-to-end encryption visible through everyday human connections.
2020
WhatsApp: Message Privately
Connecting a global privacy campaign’s media brief, audience planning, and rollout across markets.
2021
WhatsApp: Positive/Negative
A couple shares a pregnancy-test result that stays private from viewers.
2021
WhatsApp: The Last Horoscope
Walter Mercado’s archive guides Latino voters to reliable election information.
2020
WhatsApp: The Privacy Gesture
Football’s hand-over-mouth gesture becomes a live demonstration of message privacy.
2021
Have something in mind?
I’m always interested in a good problem and the people working on it.
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