System Design Jun 29, 2026 5 min read
Database Sharding Explained
Learn what database sharding is, when backend systems need it, how shard keys work, and what tradeoffs sharding creates.
Tag
Scalability
2 articles with this tag.
System Design Jun 29, 2026 5 min read
Load Balancing Explained
Learn how load balancing distributes traffic across backend servers, including algorithms, health checks, sticky sessions, and tradeoffs.