Teams at AWS are almost like individual companies of 5 - 15 people. When integrating with each other they do it in almost the same way external apps would. The

Teams at AWS are almost like individual companies of 5 - 15 people. When integrating with each other they do it in almost the same way external apps would. The frontend of each app is decided by each team using a shared library for UI styling and some guidelines. This helps with iteration speed and not getting bogged down in middle management approval hell, but it does lead to inconsistency problems.