In this chapter, we have discussed the new trends in software development, consisting of polyglot deployments using new approaches, such as microservices, containers, mobile, and Internet-of-Things (IoT) running on-premises and in the cloud; and in hybrid or multi-cloud environments. These trends required the evolution of Enterprise Java in the microservices world, which is what MicroProfile addresses. The four forces that fuel the digital economy, namely, cloud, mobile, IoT, and open source, have contributed to the need for organizations to have multi-speed IT departments, which are necessary to maintain and evolve their existing applications as well as to take advantage of new technological trends to develop new applications that ...

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