- 🧠 AI Application Engineer — building real-world products on top of LLMs and AI.
- 🏗️ Full-Stack Engineer & Architect — end-to-end design across backend, desktop, and web.
- 🔐 Security since 2008 — reverse engineering, code analysis, and security auditing.
- ⚙️ Backend since 2011 — PHP (CodeIgniter / Laravel) → Python (Flask / Django, incl. OpenStack secondary-dev) → Spring Cloud → Go / FastAPI (incl. Stable Diffusion secondary-dev, 2023).
- 🌐 Frontend since the jQuery era — jQuery → AngularJS 1.x → Vue 2/3 → React.
- 🧩 Main stack today: Golang · React · Qt6 — plus Delphi / Lazarus (Object Pascal) and .NET.
- 🗣️ Languages: 中文 · English · 粵語 (Cantonese).
- 🌍 More about me: schoolpot.org
⚙️ Backend · since 2011

PHP (CodeIgniter / Laravel) → Python (Flask / Django, incl. OpenStack secondary-dev) → Spring Cloud → Go / FastAPI (incl. Stable Diffusion secondary-dev, 2023)
🎨 Frontend · since the jQuery era

jQuery → AngularJS 1.x → Vue 2/3 → React
🖥️ Desktop / .NET
🧰 DevOps / Tools
🔐 Security · since 2008
PHP (CodeIgniter / Laravel) → Python (Flask / Django, incl. OpenStack secondary-dev) → Spring Cloud → Go / FastAPI (incl. Stable Diffusion secondary-dev, 2023)
🎨 Frontend · since the jQuery era
jQuery → AngularJS 1.x → Vue 2/3 → React
🖥️ Desktop / .NET
🧰 DevOps / Tools
🔐 Security · since 2008

