#Outbox

Most apps stop the moment the signal drops. You tap a button, a spinner turns, and your work is gone....

Outbox pattern with DynamoDB Streams and EventBridge Pipes: write only to the table and get reliable messages. Step by step with AWS CDK and TypeScript.

Ensuring data consistency across distributed microservices is a critical challenge that often leads to complex architectural debt. This article unveil

Every ERP, CRM or accounting integration works in the demo. It fails on a Tuesday afternoon when the...

Accept a course-seat bid through the normal application API, commit the result, and then publish the...

A Node.js and PostgreSQL design for reliable email verification with an outbox, idempotency keys, and auditable state transitions.

You've written this code. Everyone has: async function placeOrder(input: OrderInput) { const...

A practical engineering guide to The Transactional Outbox Pattern: Guaranteeing At-Least-Once Delivery to Message Brokers. Learn core mechanics, production tradeoffs, and best practices.

Every distributed backend eventually confronts a deceptively simple requirement: persist a state...

"Understand the dual-write problem and how transactional outbox patterns, idempotent consumers,...

While covering the Outbox Pattern in my earlier article on CQRS, I realized there was much more...

Master distributed transaction patterns for microservices — choreographed sagas, orchestrated sagas, 2PC, transactional outbox, and CDC.

From Dev Community: A senior engineer spotted a bug in my pipeline. I fixed it the same day. Here is what I learned.

My first attempt at a payment processor was synchronous and dangerous. If anything timed out or...

The dual-write problem in concrete terms, then a 200-line transactional outbox in Go: schema, atomic write, relay, idempotency, and the gotchas.