The IT landscape is ever-changing and ever-moving. We have seen it change from SOA to MicroServices and later to Serverless Computing. Now it is time to write about Kubernetes as many companies are embracing containerization and developing microservices-type applications. Containerization is getting increasingly popular. The emergence of DevOps fuelled the growth of Kubernetes. The entire process of managing infrastructure/application deployments is changing to fully automated process by using declarative configuration files. Developers are able to move the containers deployed in their laptops to staging, pre-prod and production and achieve continuous integration and continuous delivery (CI/CD). Kubernetes options like ConfigMaps allow you to decouple all configuration artifacts from an image and keep containerized apps portable by allowing you to keep all configurations in an external file. You can create your entire application as an image . It is a snapshot of your applicatio