Micronaut is a modern, JVM-based, full-stack framework for building modular, easily testable microservice applications. This tutorial will create three microservices using Java, Kotlin and Groovy.

Learn how and why Java developers use method overloading, then test your learning against the Java virtual machine itself.

The JRE creates the JVM and ensures dependencies are available to your Java programs. It plays a vital role in devops and cloud configurations.