Not sure you will see this. Congrats on your journey into full time dev! I stumbled upon the podcast below a couple years ago, and I found it fascinating. It defines "Mission Critical" as teams that need to make decisions in a couple minutes that impact life-and-death situations. You might find it interesting given your background.
Mission Critical Team Institute (MCTI) Teamcast
Exploring the questions vexing the most elite teams in the world
Mission Critical Team Institute (MCTI) Teamcast Exploring the questions vexing the most elite teams in the world
https://teamcast.missioncti.com/