INDUSTRY WORKS

marcosdijuliol@gmail.com

INDUSTRY WORKS

marcosdijuliol@gmail.com

Selected work

A selection of projects where I led system design, architectural decisions and cross-functional collaboration.

Design Studio Hero Image

How much is left

Guests pay before they order. Designing the waiter's phone and the guest's phone so both read the same balance, and neither has to ask.

Product case · Cactus · POS & Guest ordering · 2026
Design Studio Hero Image

How much is left

Guests pay before they order. Designing the waiter's phone and the guest's phone so both read the same balance, and neither has to ask.

Product case · Cactus · POS & Guest ordering · 2026
Design Studio Hero Image

How much is left

Guests pay before they order. Designing the waiter's phone and the guest's phone so both read the same balance, and neither has to ask.

Product case · Cactus · POS & Guest ordering · 2026
Design Studio Hero Image

Designing Social Discovery as a Two-Sided System

Bringing the recommendations people already make on WhatsApp back inside the product. Independent concept work. Not affiliated with or commissioned by Mercado Libre.

Concept case · Streaming · 2026
Design Studio Hero Image

Designing Social Discovery as a Two-Sided System

Bringing the recommendations people already make on WhatsApp back inside the product. Independent concept work. Not affiliated with or commissioned by Mercado Libre.

Concept case · Streaming · 2026
Design Studio Hero Image

Designing Social Discovery as a Two-Sided System

Bringing the recommendations people already make on WhatsApp back inside the product. Independent concept work. Not affiliated with or commissioned by Mercado Libre.

Concept case · Streaming · 2026
Design Studio Hero Image

Re-architecting Operational Flow in a Multi-Cash SaaS System

Cash closings pushed people out of the flow, and sometimes forced them to reopen a register they had already closed. The fix was the validation hierarchy, not the UI.

Product case · Cactus · 2025
Design Studio Hero Image

Re-architecting Operational Flow in a Multi-Cash SaaS System

Cash closings pushed people out of the flow, and sometimes forced them to reopen a register they had already closed. The fix was the validation hierarchy, not the UI.

Product case · Cactus · 2025
Design Studio Hero Image

Re-architecting Operational Flow in a Multi-Cash SaaS System

Cash closings pushed people out of the flow, and sometimes forced them to reopen a register they had already closed. The fix was the validation hierarchy, not the UI.

Product case · Cactus · 2025

Let’s build systems that scale.

Designing operational clarity in high-impact SaaS environments.

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