System Design Basics
Requirements, constraints, capacity, components and trade-offs.
Read →Rate Limiting
Protect APIs with fixed window, sliding window and token bucket strategies.
Read →Circuit Breakers
Stop cascading failures when dependencies become unhealthy.
Read →Caching Strategies
Use cache-aside, TTLs and invalidation with clear consistency trade-offs.
Read →Design Problems
A repeatable framework for APIs, services, queues, storage and scaling decisions.
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