Last updated: June 29, 2026
Explore microservices patterns on munonye.com, starting with a clear introduction to CQRS and Event Sourcing architecture. Understand how commands, queries, events, and aggregates work together.
These tutorials are ideal if you're moving from monolithic Spring Boot apps toward event-driven, scalable systems using patterns like CQRS and tools like the Axon Framework.
Hands-on: Axon Framework CQRS Tutorial (2026)
Ready to code? Follow our new step-by-step guide — build a working CQRS app with Axon Server, Spring Boot aggregates, and query projections.
Axon Framework CQRS Tutorial — Step by Step →
| Step | Topic |
|---|---|
| 1–2 | Spring Boot project + Axon Server setup |
| 3–4 | Commands, events, and aggregates |
| 5–6 | Query projections + REST endpoints |
| 7–8 | Testing with curl + unit tests |
Featured: CQRS & Event Sourcing Guide (2026)
Our expanded guide covers Axon Framework setup, command handlers, event projections, and Spring Boot integration — with copy-paste code samples.
Read the complete CQRS tutorial →
| Topic | What you’ll learn |
|---|---|
| Axon Server setup | Local dev environment and Spring Boot config |
| Command side | Aggregates, commands, and event sourcing handlers |
| Event handlers | Projecting events into read models |
| Query side | REST controllers on optimized read DB |
All microservices tutorials
| Tutorial | What you’ll learn |
|---|---|
| CQRS & Event Sourcing Explained | Understand command handlers, query models, event bus, and Axon components. |
| Complete CRUD with Angular 9 – Part 1 (Setup) | Set up Angular 9, Spring Boot API, routing, and UI libraries for full CRUD operations. |
Looking for other topics? See our Spring Boot tutorials, Microservices & CQRS tutorials, and Angular tutorials.