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Presentation Several technologies make it possible to expose or invoke business functions: SOA, REST / Web API, Messaging / JMS, and others. It is crucial to isolate the code that implements the business logic from the architectures used. The hexagonal architecture is an option to design microservices to address these challenges. Source: http://tpierrain.blogspot.com/2013/08/a-zoom-on-hexagonalcleanonion.html P/A stands for “Port/Adapter” and UC stands for “Use Case” High-level sequencing: A service receives and sends events to the “outside” via ports. A port is specific to a technology or a protocol: Servlet API, SOAP endpoint, JMS listener, or a JDBC driver. ...

I have recently launched a new website snapvocab on the AWS cloud. This hands-on experience allowed me to practice what I learned in the AWS Cloud Developer Certification. After long hours working on it - more than I expected, I can tell you it was worth it. Nothing can ever replace having our hands dirty! From a functional point of view, it is simply a CRUD application that allows a user to manage a list of words with a paid plan. On the technical side, my goal was to leverage AWS services to go live as soon as possible and at a lower cost. ...