Blog

Blog

Notas de engenharia, decisões de design e lições de construir em público.

productApr 28, 2026

Every AI Brand We Generate Sells the Next One

We had a gallery full of beautiful brands. Clicking any of them showed 'Not found.' Every output was a conversion opportunity we were wasting.

Ler
engineeringApr 28, 2026

Why Hardcoded Prompts Per Industry Don't Work

We wrote 40 industry-specific scene descriptions. Then we deleted all of them.

Ler
engineeringApr 28, 2026

Why Our Emails Never Worked: 4 Root Causes in One Debug Session

We shipped 17 React Email templates, a BullMQ queue, and Resend integration. Tests passed. Build was clean. 41 emails failed.

Ler
productApr 28, 2026

11 Bugs in One Checkout Flow: What We Learned Pricing an AI Product

We implemented 3-tier pricing. Then we ran the debugger and found 11 bugs in a single payment flow. The worst one was a single if-statement.

Ler
engineeringApr 28, 2026

We Shipped a Full SaaS in 30 Sessions with One Developer and One AI

One founder. One AI. Thirty sessions. From empty repo to live production SaaS with payments, emails, and AI-generated brand identities.

Ler
engineeringApr 28, 2026

How We Killed AI Slop in Image Generation

We compared two lifestyle photos. One looked real. One looked AI-generated. Both came from the same model with the same settings.

Ler
engineeringApr 28, 2026

Why AI Logos Look Worse Than AI Product Photos

Product photos had beautiful type. Logos looked amateur. Same AI, same prompt. The difference was the task.

Ler
designApr 28, 2026

680 Keywords, 49 Archetypes: How We Made Every AI Brand Look Expensive

A skincare brand got motorcycle photographers because 'skincare' contains 'car'. That's how we learned keyword matching needs boundaries.

Ler
engineeringApr 28, 2026

How 6 AI Images Stay in the Same Visual World

Logo, two products, lifestyle, store interior. Five images that look like the same brand. One system connects them.

Ler
designApr 28, 2026

The Anti-Slop Design System: 20 AI Tells and How to Fix Them

AI-generated UI has tells. So do AI-generated photos and logos. We documented 20 of them and built a system to fix each one.

Ler