Finance, systems programming, and full-stack development
Systems Programming
W9 Labs Network
Multi-service ecosystem built with Rust, Axum, and Leptos, backed by SurrealDB and PostgreSQL. Includes OAuth 2.0, Docker/Caddy, Cloudflare WAF, Sentry, and Algolia search.
Analysis of 10 years of e-commerce data covering 650k+ orders, 16.4B VND, and 121k customers. Identified 34.6% return rate and retention cliff from sizing and logistics.