Crafting products that

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About

I'm Guilherme, a senior product designer turning early-stage ideas into products people trust.

15+ years.
50+ products.
Zero to launch.

  • Product strategy
  • User research
  • Information architecture
  • Interaction design
  • UI design
  • Prototyping
  • Usability testing
  • Design systems
  • Developer handoff
Work with me

Selected work & case studies

2020 → 2026

AI Photographers Assistant

46graus · 2026
Onboarding TTV
-35%
Agent autonomy
22% → 61%
Admin work saved
~5 hrs/week

AI agent · B2B SaaS · Product design

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TrustCab

TrustCab · 2026
Trips on WhatsApp
82%
Regular private rides
37%
Shared components
48

Mobile app (Android) · Mobility · Product design

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BTC Staking Marketplace

BTC wallet (NDA) · 2025
Request-to-delegation rate
24%
Re-delegations after first unbonding
61%

Mobile app (iOS) · Crypto · Fintech

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Cross-Platform Coaching

Trybe · 2020–21
Invited students who completed a workout
40%
Existing students who went remote
61%

Desktop & mobile app · Fitness

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Designing for

Interface explorations, shared openly.

My Design Lab