Take a look at how GitHub does DevOps: Make your team’s deploys as boring as hell and stop stressing about it: https://zachholman.com/posts/deploying-software
Take a look at this funny video from Launch Darkly about different approach to DevOps: https://fast.wistia.net/embed/channel/mli3h9o3nh?wchannelid=...
Take a look at how AWS does DevOps: https://www.youtube.com/watch?v=ngnMj1zbMPY
Take a look at how Microsoft does DevOps: https://www.youtube.com/watch?v=X4uziBlC728
Engineering has to build that REPEATABLE DevOps automation @ scale.
The informed definition of DevOps is = "DevOps is the union of people, process, and products to enable continuous delivery of value to your end users." From Microsoft's Donovan Brown - https://www.youtube.com/watch?v=WW6x0jIPpr0