CIO Guide To Large Application Modernization - Where The Wild Things Are!
App Modernization is a spectrum - ranging from VM lift'n shift to a full on rewrite. with replatforming to containers and refactoring somewhere in between. Consulting companies are minting millions billions of milking app transformation and digital transformation for all it worth. True app modernization begins from a position of pain and opportunity - Loss due the lack of new features or a feature velocity slow down due to technical debt or frequent change failures. When a confluence of business pain and paradigm shift in IT occurs such as cloud native, microservices and Kubernetes - large scale complex app modernization is funded (by LOB and IT). So the first thing we need to be super clear on - WHY are we decomposing the large monolithic application. What value do we expect to get from this endeavor quantified in business metrics that we can explain to the Board or the C-suite. The plan for monolith decomposition needs to include clear milestones and MVPs along the way