If you go into a tech lead role and you don’t feel that you fully understand the architecture you are supporting, take the time to understand it. Learn it. Get a sense for it. Visualize it. Understand its connections, where the data lives, how it flows between systems. Understand how it reflects the products it is supporting, where the core logic for those products lives. It’s almost impossible to lead projects well when you don’t understand the architecture you’re changing.
