It's a mobile phone application with a website written in Angular 8. It's a strategic microservices solution. There are a lot of containers and resources. The application is written in Java, and we are using Spring Boot, the second version. We are also using the application-gateway of Azure.
If you want to do the microservices strategy, you need to split the services to the smaller work. There must be containers in Docker. There are not that many good solutions for Docker. So right now, if you need to use Docker, you choose Kubernetes because they are number one for the container orchestration solution.