(Le Thanh Hieu)
Backend Engineer ยท Systems & Software
Building and tinkering things.
I'm Waldy โ a software developer interested in backend architecture, distributed systems, and low-level engineering.
I enjoy building things that are reliable, understandable, and useful in the real world.
Currently focused on:
- Backend development with NestJS, TypeScript, and MongoDB
- Transactional systems and financial infrastructure
- AI-powered backend applications
- Linux, Rust, and performance-oriented engineering
A shop of accessories, with website for booking, app for managing and system to connect all of them.
golang sqlite tauri
Status: WIP ยท facebook
A simple website with my info, blogs, documents,...
NextJS TailwindCSS Shadcn vercel
An Android application for currency exchange, built with Kotlin.
Kotlin Android
โญโ[ stack ]โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโฎ
โ โ
โ languages TypeScript ยท Go โ
โ backend NestJS ยท Node.js ยท MongoDB ยท Go โ
โ frontend Next.js ยท React ยท TailwindCSS โ
โ database MongoDB ยท SQLite โ
โ tooling Git ยท Docker ยท Linux ยท Neovim โ
โ โ
โโ[ environment ]โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโค
โ โ
โ system Linux (Arch) โ
โ editor Neovim โ
โ wm niri โ
โ focus backend / systems / infrastructure โ
โ โ
โฐโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโฏ
Freelance projects, backend engineering opportunities, and interesting problems worth solving.
Forever becoming. Never arriving.


