SENIOR AND LEAD PRODUCT DESIGNER

A hands-on product designer making complex software feel simple, intuitive and elegant.

10+ years designing complex B2B products, from 0-to-1 platforms to design systems. Most recently order management at Qu, and POS and inventory at Lightspeed and Upserve.

See selected work

● OPEN TO PRODUCT DESIGN ROLES · REMOTE

Impact across 10+ years

40+

features shipped across 4 products I led

40%

faster task creation with an AI feature I led

−30%

duplicate customer records across 500K+ users

90%

adoption of barcode scanning after launch

+15%

sign-ups from a redesigned onboarding

Selected work

QU · 0 → 1

Qu Order Management

Zero-to-one order management for enterprise restaurant brands.

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Lead Product Designer · Owned design from scope to V0One real-time view of every online order, from every channel. V0 built ahead of launch.

Qu · Proof of concept · AI

Designing with agents

An agent workflow that turns a PRD into three prototype options built from our design system. Used to ship 6 to 7 Notify features in about a quarter.

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Lead Product Designer · Built the PRD to prototype agentPrototype to development in a day

QU · APP REDESIGN

Notify

From a static data screen to an analytics app operators act on, with clear states for partial, unavailable and merged legacy data. Validated with Shake Shack stakeholders.

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Lead Product Designer · Navigation, design system, data statesHelped close the Shake Shack enterprise deal.

LIGHTSPEED RETAIL (X-SERIES) · DATA QUALITY

Merge Duplicates

Cleaning up customer data that was causing billing errors and broken loyalty programs.

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Product Designer II · PM, engineering, ML−30% duplicates · 500K+ users

UPSERVE · MOBILE APP

Inventory scanning

Replacing hand-typed deliveries with phone-camera barcode scanning.

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UX Designer · PM + engineering90% adoption · 10 products in 3 to 4 min, down from 10 to 15

Kind words

From the people I've built products with.

Joao is the rare designer who bridges elite visual craft with next-gen speed. By seamlessly integrating AI tools into his workflow, he delivers production-ready designs in record time without compromising quality. Absolute force multiplier on any tech team.

Facundo D. García JuliáFrontend Developer · Qu

One of Joao's greatest strengths is his curiosity. He consistently asks insightful questions to understand the ‘why’ behind every request, so the solutions he designs truly meet user needs.

Heather JuneauProduct Design Lead · Managed Joao

Joao stands out for combining designs that prioritize users with a solid understanding of business objectives. He turned complicated user experiences into smooth, effective designs that greatly improved our product.

Justine MaillardSenior Product Manager · Lightspeed

Read all recommendations on LinkedIn ↗

About

I make the hard calls visible: what we build first, what we cut,
and why.

01

Systems, not one-off screens

Co-created Qu's first Global Design System, adopted by Enterprise Intelligence, Notify and Qu Order Management, and built Volt at EOS.

02

Close to the people on the floor

I start with operators, support teams and enterprise customers before I open Figma.

03

Scoped with engineering, not handed to them

Hard constraints like offline mode, legacy data and rush hour speed shape the design from day one. Lately I prototype straight from PRDs with Claude.

Portrait of Joao Medeiros

Before product design, I spent years in branding and signage in Brazil and the US, and before that I studied civil engineering.
I still work like both: structure first, then craft, and when it fits, a little joy.

Hiring a product designer?
Let's talk.

Email meLinkedInResume

joaoams23@gmail.comOpen to product design roles · Remote

© 2026 Joao Medeiros