Skip to content
Marcelo OS
Portfolio collection / projects / en

Projects

Products, systems, and experiments that turn learning into practical value.

This page is the entry point for case studies. Projects with a published study link to it straight from the card; the rest stay documented in the collection until their turn comes.

2026 mapa-dos-rolezinhos

Featured In progress

Mapa dos Rolezinhos

An interactive map for discovering independent events in Belo Horizonte, with dynamic data, geolocation, and curation through an admin panel.

  • JavaScript
  • Firebase
  • Leaflet
  • OpenStreetMap

2026 marcelo-os

Featured In progress

Marcelo OS

A bilingual portfolio and content system for documenting projects, local solutions, and professional growth.

  • Astro
  • TypeScript
  • Tailwind CSS
  • Markdown

2026 nu-carnaval-2026

Featured Completed

Nu! Carnaval 2026

An offline-first PWA for street carnival: parade blocks on a map, weather forecast, and a synced schedule — working even with no signal in the middle of the crowd.

  • JavaScript
  • Service Worker
  • Firebase
  • Leaflet
  • OpenStreetMap
  • Open-Meteo

2026 drift-invaders-pipeline-defense

In progress

Drift Invaders Pipeline Defense

A Python experiment that turns pipeline and drift concepts into a defense game — and serves as a base to evolve into automation, data, and ML.

  • Python