CQRS (Command Query Responsibility Segregation) in Production: Consistency, Failure, and Recovery
How does CQRS stay safe in production? Consistency lag, duplicate events, reordering, projection recovery, retries, DLQs, and Saga strategies.
Observability Articles
Posts about observability
From a Monolithic Frontend to Next.js Multi-Zone Architecture
Why do monolithic frontend boundaries become strained in a growing marketplace? A decision record covering the alternatives, trade-offs, and production…
DDD in Production: Distributed Systems and Modernization Strategies
How does DDD survive production change? A guide to Event Storming, Saga, Transactional Outbox, Anti-Corruption Layers, and Strangler Fig modernization.
Payment Observability and Correlation
How to correlate every log, metric, and trace by payment id — and why a step event log plus deferred finalize metrics save operations.
Observing Lag Across Polyglot Stores
Observing Lag Across Polyglot Stores — a production lesson from an ABC Logistics backend/data platform.
Correlating API (Application Programming Interface) Errors with Frontend Incidents
Correlating API Errors with Frontend Incidents — a production lesson from an ABC Logistics backend/data platform.