Hanz

Building World-Class Hospitality for Hanz

A Centralized Property Management System combined with an ultra-high concurrency online booking portal for large-scale Hospitality enterprises.

Key Achievement

Real-time sync for 2,000+ hospitality rooms/appointments

Delivery Speed

Optimized in 3 Weeks

01. The Challenge

Controlling risky Overbooking situations during flash-sales with tens of thousands of visitors (10,000+ request/min).

Synchronizing room inventory in real-time across multiple global Online Travel Agencies (OTA).

02. Our Process

Managing the complex State Machine of a professional stay cycle.
Strict API response speed requirements (P99 under 150ms).

03. The Solution

Applied Event-driven Architecture with Message Brokers (Kafka) and Distributed Locks. By offloading heavy logic to Background Workers and optimizing Database Sharding/Replication, the system maintains data integrity throughout massive concurrent sessions.