Based in Brazil
Tech Lead & iOS Engineer

Hey, I'm
rafa.

I build and ship iOS apps — and help teams adopt AI tooling that actually works.

17 years building software. 8 years focused on iOS — from fintech to fitness, startups to scale-ups.

Latest Thinking View all →
// 6 min

Building CapyCast: How a Capybara Shipped a Weather App

I built a pixel-art capybara weather app for iOS using Capy — my own multi-agent workflow builder. Here's what happened when I let the capybaras run the show.

ai ios swift capy indie-dev
// 5 min

AI Context Checklist Part 2: What Actually Works

I wrote a checklist for working with AI. Then I actually used it for months. Here's what survived, what changed, and the workflow I run today.

AI Engineering Productivity Claude Code
// 5 min

From Build to App Store in One Prompt: AI Skills That Ship

I built reusable AI skills to generate App Store icons, screenshots, and localized marketing — for iOS and Android. I didn't write a single line of code.

AI Engineering iOS Automation Claude Code