I have worked on some parts of the build dependency handling in a large software project in my company (monorepo project, > 1800 packages, > 10 million LOC, 100s of external dependencies). I recently stumbled upon this article in Google’s Bazel documentation and really enjoyed reading it:
As usual, when it comes to developing software at scale, Google has already written about the experiences you make in your journey. I can agree to all of the points about dependency handling that they make.
Thoughts on Programming, Technology and Software 