Java.util.concurrent.ExecutorService is great. Coupling it with Hazelcast is truly great in creating a dynamic cluster that performs parallel distributed work

Java.util.concurrent.ExecutorService is great. Coupling it with Hazelcast is truly great in creating a dynamic cluster that performs parallel distributed work with ease. One of the pains in setting up server cluster in AWS is the cluster discovery and membership maintenance. Hazelcast does all those automatically.