caching

Use when designing caching strategies — choosing between cache-aside, read-through, write-through, write-behind, and write-around patterns, planning cache invalidation, and implementing multi-tier caching architectures. USE FOR: caching strategy selection, cache invalidation, cache-aside pattern, read-through/write-through/write-behind patterns, CDN caching, HTTP caching, Redis/Memcached architecture, multi-tier caching, cache stampede prevention DO NOT USE FOR: database design (use data-modeling), API endpoint design (use api-design), CDN infrastructure setup (use iac)