Stop calling.
Start sending.
Rebuild Contoso Retail.

Contoso Retail’s checkout collapses on Black Friday. Over five animated episodes, Maya rebuilds it — buffering work on a storage queue, guaranteeing orders with Service Bus, recording telemetry through Event Hubs, reacting instantly with Event Grid, and wiring it all together with Azure Functions.

5 animated episodes 32 animated steps Grounded in Microsoft Learn

The journey

From a timing-out monolith to an event-driven store

One connected storyline — each episode starts with something breaking, then fixes it with the Azure service built for that job. Watch it end to end, or jump straight to the service you need today.

🚫 Synchronous and fragile ⚡ Decoupled and reactive

Go deeper on Microsoft Learn

Official hands-on learning paths

Every number and limit in this journey comes from Microsoft’s own documentation. Build the same pipelines for real with Microsoft’s guided, exercise-based training.

Message-based solutions ↗ Event-based solutions ↗ Compare the services ↗

Stop calling.Start sending.Rebuild Contoso Retail.

From a timing-out monolith to an event-driven store

The Black Friday Bottleneck

The VIP Transaction Disaster

The Sensor Tsunami

The Reactive Smart Store

The Serverless Glue

Official hands-on learning paths

Stop calling.
Start sending.
Rebuild Contoso Retail.