Ticketmaster Event Booking System Design
System design for an event ticket booking platform like Ticketmaster. Covers event browsing via Event Service, full-text search with Elasticsearch, and ticket booking with PostgreSQL row-level locking to prevent double-booking. Integrates Stripe for payment processing.
ticketmastersystem designevent bookingelasticsearchpostgresql
Requirements
Functional
- View event details and seat maps
- Search for events by keyword or date
- Book tickets for events
- Process payments securely
Non-Functional
- No double-booking (consistency for bookings)
- Handle 10M+ concurrent users for popular events
- Low latency search results
- High availability for browsing and search
Author
Published
February 16, 2026
Last updated February 22, 2026