thtuanvu

Produced export-grade wood pellets from natural wood. Managed entire process: splitting, crushing, drying, and compressing raw tree wood. Ensured product met quality standards (ash <3%, moisture <8%, calorific value 4000 - 5000 cal/g). Operated a 3000 m² factory with 10+ workers. Sourced materials from local farmers and handled exports. Peak production: 180 tons of wood pellet per month.

Provided 24/7 maintenance for betting odds crawlers from many betting platforms (like sbo, crown, isn...). Quick detection and resolution of site structure changes within 30 minutes. Implemented hotfixes to maintain bots uptime.

Developed a second-screen experience for football fans to discuss live matches while watching on external streams. Managed Sopcast Vietnam Facebook community (1,000+ followers), sharing live match links. Developed small projects for clients on contract basis.

Developed VietF (vietf.vn): Ruby on Rails platform for aggregated financial news (stocks, economics, markets). Rapid Data Collection: Cron-based Ruby crawlers fetched and structured updates from 100+ sources hourly/daily. Mobile-Optimized (2012): Early responsive design ensuring accessibility on mobile browsers.

Developed internal web apps for managing courses, employees, and classroom resources.

Built a Yelp-like local review platform using Ruby on Rails in a startup team. Developed core features like user reviews, business listings... and optimized for scalability. Application server administration: deployment, maintenance, and optimization.

Servers management & uptime maintenance in bank data center. Provided technical support to other departments.

Team member for company website redesign using PHP.

Researched and localized IT news articles from English sources for digital publication. Authored articles selected for republication in Tuoi Tre's next-day print edition. Published print articles to digital platforms.