4 articles
Implement CQRS and Event Sourcing in TypeScript with typed commands, events, aggregate roots, and projections. Learn when these patterns add value and when they add unnecessary complexity. For backend engineers designing audit-critical or high-read systems.
Event sourcing for AI compliance: immutable audit trails, GDPR Article 22 compliance, replaying AI decisions, PII masking, and temporal queries for regulated industries.
Build production event-sourced systems. Learn append-only event stores, aggregate reconstruction, snapshots, projections, EventStoreDB vs Postgres, temporal queries, and schema evolution strategies.
Eliminate dual-write problems with the outbox pattern. Learn polling publishers, CDC with Debezium, and building reliable event-driven systems.