You clearly haven't read "the phoenix project" or "the DevOps handbook". DevOps is about demolishing the walls between development and operations, in the sense

You clearly haven't read "the phoenix project" or "the DevOps handbook". DevOps is about demolishing the walls between development and operations, in the sense of making both parties work together. Basing on that, development needs some knowledge about operations tooling and operations people need some knowledge about development tools, if anything to build automation and to integrate with the software being built.