Vitor Rafael

LeetCode for system design: design architectures against hard constraints on a canvas, simulate them under load, and get AI feedback graded on a hidden rubric. No backend, BYOK.

This project consists of my portfolio, there you'll know a little bit more about me and also it lists my recent projects and my skills.

Self-hosted virtual assistant for homelabs: routes natural-language commands to registered device agents over WebSocket and returns structured success/failure feedback.

Rastreador pessoal de despesas por veiculo, multiusuario, com Next.js, Prisma e Auth.js.

Plain-text, git-backed kanban. Every card is a markdown file. A local board and a CLI edit the same files, so you own your tasks as plain text next to your code, with git as history and sync. No server, no database, no account.

Dotfiles for an Arch Linux + CutefishOS desktop setup (Zsh, sxhkd, GTK, fontconfig)