Real-world case studiesSystem Design for High-Traffic URL Shortener
Case study designing URL shortener: estimating scale, generating unique short codes, multi-layer caching, handling alias conflicts, data consistency, and traffic spikes.
System Design: Product Search with Autocomplete
Case study designing autocomplete for an e-commerce marketplace. Requirements, data model, API, Redis top-K by prefix, Kafka, hot key handling, and traffic spikes.
Designing an airline booking system: seat hold, payments, overbooking prevention
Case study in designing an airline booking system. Time-bound seat hold, idempotent payments, preventing duplicate seat sales with conditional updates, and handling traffic spikes during flash sales.
Hotel Room Booking System Design: Per-Night Inventory & Overbooking Prevention
Case study of hotel booking system design: per-night inventory model, limited-time holds, overbooking prevention via SQL, and handling traffic spikes.
Movie ticket system design: seat holds and reservation expiry
Case study in designing a movie ticket booking system: temporary seat holds using conditional UPDATE, fast locking with Redis, automatic seat release on expiration, and surge protection.