Summary
Own end-to-end development, optimization, and stability of the hotel pricing service, maintaining 99.9% uptime and resolving critical production issues with quick turnarounds and long-term fixes.
Integrated the internal cache service of the chassis, solving critical data sync issues across distributed pods and enabling faster, versioned pricing access.
Enhanced system performance with a 71% reduction in the average response time, 81% faster p99, and over 60% lower memory and CPU usage.
Designed and implemented real-time pricing and recommendation logic, contributing to a daily profit increase of $400 through dynamic markups and rules tested with A / B.
Spearheaded the development of a coupon system project from inception, utilizing Next.js, PostgreSQL, TypeScript, and React.js.