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.
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Architecture Blueprint & Tech Stack
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