Nguyen Do Cao Tri

Led design and development of Vaniday's beauty & wellness marketplace using React.js and Angular. Built backend services with Node.js and Django for appointment scheduling, payment processing, and catalog management. Integrated Stripe payments and Firebase real-time notifications to streamline transactions. Enhanced AWS deployments with CI/CD pipelines, reducing deployment errors. Optimized database schema for high-traffic product catalogs and real‑time booking systems to ensure scalability under load. Mentored junior developers to improve coding standards and team output. Implemented OAuth2-based authentication and JWT for secure access. Collaborated with product managers and designers to deliver platform features, meeting deadlines 20% faster than previous cycles.

Led end-to-end development of Vaniday’s beauty & wellness marketplace, including booking apps, store listings, loyalty rewards, and editorial content. Built dynamic frontends (React/Angular/Handlebars) and backend services for scheduling, payments, catalogs, and integrations. Designed scalable databases and real-time booking architecture, deployed on AWS with CI/CD and mentored junior developers.

Developed and maintained a high-traffic e-commerce marketplace serving 45M+ visits monthly. Built frontend features for 8+ million product listings, advanced search, promotions, and seller tools; implemented server-side APIs in PHP integrating large product inventories, regional payments, and order fulfillment. Optimized performance for millions of concurrent searches and transactions; managed Apache/Nginx deployments; collaborated in Agile/Scrum.