active
Knowledge Hub
A personal knowledge system using Obsidian, Zotero, Markdown, Git, and a static Astro website as the public layer.
- Role
- System designer
- Stack
- Obsidian · Zotero · Markdown · Git · Astro
Projects
Selected systems
Project pages are written as case studies: problem, role, architecture, decisions, and lessons.
case-study
LETOS
An e-commerce operations system centered on inventory, order flow, marketplace integration, and backend reliability.
- Role
- Backend engineer
- Stack
- .NET · MySQL · EF Core · Nginx
case-study
VANGIAI
An e-commerce architecture case study covering frontend, backend APIs, database choices, Docker, Nginx, and deployment.
- Role
- Project builder
- Stack
- Next.js · Node.js · MongoDB · Docker · Nginx
active
Vietnamese News Summarization Research
An applied NLP project connecting dataset preparation, model adaptation, evaluation, and engineering workflow.
- Role
- Research and engineering
- Stack
- Python · Transformers · LoRA · QLoRA · FAISS
case-study
Zenpack
A cloud-based logistics and operations platform focused on workflow clarity and integration-heavy backend design.
- Role
- Full-stack/backend contributor
- Stack
- Next.js · .NET · PostgreSQL · Docker