Learn MICRONAUT with Real Code Examples
Updated Nov 25, 2025
Learning Path
Learn Java or Kotlin basics
Understand dependency injection and AOP
Build simple Micronaut REST APIs
Implement reactive endpoints
Deploy microservices and serverless functions
Skill Improvement Plan
Week 1: Java/Kotlin basics and Micronaut CLI
Week 2: Controllers, Services, and DI
Week 3: Reactive programming and HTTP clients
Week 4: Cloud-native integrations and config
Week 5: Testing, deployment, and performance tuning
Interview Questions
What is Micronaut and its main advantages?
Explain compile-time dependency injection
How does Micronaut handle reactive programming?
Compare Micronaut with Spring Boot or Quarkus
Describe a microservice architecture with Micronaut
Cheat Sheet
mn create-app my-app -> generate project
@Controller('/path') -> define controller
@Get('/endpoint') -> define GET route
@Inject MyService -> inject bean
mn run or ./gradlew run -> start server
Books
Micronaut in Action
Reactive Microservices with Micronaut
Cloud-Native Java with Micronaut
Micronaut: Modern JVM Microservices
Building Serverless Apps with Micronaut
Tutorials
Getting started with Micronaut
Build REST APIs with Micronaut
Reactive endpoints in Micronaut
Deploy Micronaut app to AWS Lambda
Testing and monitoring Micronaut microservices
Official Docs
https://micronaut.io/
https://docs.micronaut.io/
Community Links
Micronaut GitHub
Object Computing forums
StackOverflow Micronaut questions
Reddit r/java
Micronaut Discord community
Community Support
Micronaut GitHub
Object Computing, Inc. forums
StackOverflow Micronaut questions
Reddit r/java
Micronaut Discord community