E-commerce event infrastructure
Order lifecycle events with transactional publish across every system.
A customer places an order.
Inventory updates. Billing charges.
Shipping gets the wrong quantity.
The customer sees items in stock.
They are already sold.
Your support team takes the call.
npayload keeps every system in sync.
One event. Every system. Atomically.
See how it flows
Atomic order events
Publish to inventory, billing, shipping, and notifications atomically. All succeed or none do.
Real time stock updates
Inventory changes propagate to every storefront in real time. No more overselling.
Reliable shipping notifications
Every status update reaches your customer. Retries and circuit breakers handle any downstream failures.
Cross platform sync
Shopify, WooCommerce, custom platforms. Events flow between all of them through one integration.
How it works
Publish order events atomically
Inventory, billing, shipping, and notifications all receive the event. All succeed or none do.
Every system stays in sync
Stock levels, shipping status, and customer notifications update in real time.
Failures recover automatically
If a downstream system goes down, events are held and delivered when it recovers.
Ecommerce Event Infrastructure: Before and After
Without npayload
- Order events reach inventory, shipping, and billing systems at different times, causing inconsistencies
- A failure in one downstream system means the entire order flow stalls or produces partial updates
- Scaling during flash sales requires weeks of preparation and over provisioning
- No way to guarantee that every system processed an order event exactly once
- Tracking an order across 5+ systems means checking logs in 5+ places
With npayload
- Transactional publish delivers order events to every system atomically
- DLQ captures failures per system so one slow service never blocks the rest
- Cell architecture scales automatically during traffic spikes
- Delivery tokens ensure exactly once processing across every downstream system
- End to end tracing shows the complete order journey across every service
npayload vs Building Order Event Infrastructure Yourself
| Feature | npayload | Build it yourself |
|---|---|---|
| Atomic delivery | Transactional publish across all downstream systems | Distributed transactions or eventual consistency bugs |
| Failure isolation | Per system DLQ with inspection and replay | One failure blocks the pipeline or causes silent data loss |
| Exactly once processing | Delivery tokens with deduplication | Idempotency keys that cover some cases |
| Peak traffic | Auto scaling cells with backpressure | Months of capacity planning per sale event |
| Order tracing | W3C distributed tracing across every hop | Correlation IDs that break at system boundaries |
| Multi channel delivery | Fan out to webhooks, queues, streams simultaneously | Separate delivery pipelines per destination type |