Hi, I'm Ademir Ferreira 👋

Full-Stack Software Engineer
Building web and desktop applications with TypeScript, React, Node.js, Rust, and Tauri.

Portfolio · LinkedIn

Currently building

Leafdown

An open-source Markdown desktop editor with a hybrid reading and editing surface, native file operations through Rust and Tauri, and automated Windows releases.

Selected work

• Nexus — Full-stack link-in-bio application with shared Zod contracts, session renewal, SHA-256 upload deduplication, PostgreSQL, Docker, and continuous deployment.
• Fix My Halo — Image-processing tool with a shared Rust core compiled for WebAssembly and a native CLI.
• Pixel Icons — VS Code icon theme with more than 1,000 Marketplace installations.
• Tree-sitter Lua — Lua 5.4 grammar published on npm, with external contributions across multiple releases.