Architecture

Learn how to use AsyncLocalStorage to attach request IDs, user context, and structured metadata to every Node.js log line.

Understand the fundamental trade-offs and choreography of data flow with an in-depth look at caching patterns like Cache-Aside, Read-Through, Write-Through, and Write-Back.

Understand Saga, Circuit Breaker, and Idempotency with concrete examples that show how resilient distributed workflows recover from failure.