No suggestion will fully solve all the problems. Are you looking for silver bullets in HN comments? :) I would rather deal with folder per team in same repo th

No suggestion will fully solve all the problems. Are you looking for silver bullets in HN comments? :) I would rather deal with folder per team in same repo than services spread across multiple repos that still depend on common libraries/utilities/databases, which has happened at most jobs I've had, and it's a mess.