Senior Solutions Architect @ adidas ยท Zaragoza, Spain
Brazilian living in Europe, building software since 2003.
Heavy daily user of AI-assisted development and generative tools.
Workflow / context engineering
- ๐ OpenSpec โ spec-driven development (SDD) for AI coding assistants
- ๐ชจ caveman โ Claude Code skill for token-efficient output
- ๐ MCP (Model Context Protocol) โ connecting external tools to AI agents; building custom connectors
- ๐ ๏ธ Custom Claude Code skills for specialized workflows
Image generation
Gemini image generation (including Imagen/NanoBanana) and other generative tools.
Outside of work I run trespordez.com.br โ a retrogaming blog focused on emulation, hardware preservation, and classic computing. Writing as The Archivist.
Beyond the software side: I mod, repair, and tune classic consoles to work better in today's setups โ any hardware from the Atari era to 6th gen and beyond. GDEmu swaps, region-free patches, recap jobs, RGB mods, ODE installs โ all fair game. Also into: MAME ยท CHD tooling ยท DOS/retro computing ยท Cars ยท Movies & Series
| Project | Description | Stack |
|---|---|---|
| trespordez.com.br | ๐น๏ธ Retrogaming blog โ emulation guides, hardware deep-dives, preservation | WordPress |
| xb-homebrew-vault | ๐ฆ Curated repository and preservation of legacy homebrew and tools for the original Xbox | C# / .NET 8 / Avalonia |
| OpenBurningSuite | ๐ฟ Active fork: open-source disc burning with retro gaming presets (PS1-5, Dreamcast, Saturnโฆ) | C# / .NET 8 / Avalonia |
| emulio | ๐ฎ EmulationStation-inspired frontend โ being rebuilt as kortex | Kotlin / LibGDX |
| gamelistify | ๐ Desktop editor for EmulationStation gamelist.xml | Python / CustomTkinter |
| switchcraft-keys | โจ๏ธ Auto keyboard layout switching via Raw Input API | C# / .NET 8 / Avalonia |
| city-route-calculator | ๐บ๏ธ Microservice: route calculation with Dijkstra variant algorithm | Java |
marcelofrau.com ยท LinkedIn ยท marcelofrau@gmail.com
๐๏ธ Looking to collaborate on open source projects related to retrogaming, emulation, hardware preservation, or libraries I use in my daily work โ feel free to reach out!




