At Netflix, they are replacing Asgar, and Spinnaker can deploy Docker images, I think it is a part of a bigger plan to use Docker containers and make Netflix AWS independent, so there is a lot of other IaaS that is providing a Docker-compatible container solution. If you want to learn more about Docker then you must have a certificate in it. I would suggest you must take up the following Docker Training Course. For your reference, I am also mentioning a video tutorial, this tutorial will help you to learn all the things about Docker.