When your code base and dependency graph become big you should consider moving to bazel as your build tool. It's both extremely fast and highly accurate. You'll need to decide and think about 5 key points in order to achieve a successful migration.

11. #1 #2 #3 #4 #5

16. #1 #2 #3 #4 #5

18. git_repository(
name = "some_repo",
remote = "git@github.com:org/repo.git",
commit = "4d97fc0f22c651...4a2db52",
)

23. #1 #2 #3 #4 #5

30. #1 #2 #3 #4 #5

36. #1 #2 #3 #4 #5

41. #1 #2 #3 #4 #5

42. Bazel documentation -
https://docs.bazel.build/versions/master/bazel-overview.html
Migrating from maven -
https://docs.bazel.build/versions/master/migrate-maven.html
Bazel dependency generator -
https://github.com/johnynek/bazel-deps
Google Cloud Build documentation -
https://cloud.google.com/cloud-build/docs/
Remote Execution overview -
https://docs.bazel.build/versions/master/remote-execution.html
VFS for git -
https://vfsforgit.org/