It's done on large scale: just split the projects into teams and each team can be on a time zone, so intra-team communication works well and inter-team is done

It's done on large scale: just split the projects into teams and each team can be on a time zone, so intra-team communication works well and inter-team is done as much as needed. This is how companies have offices across the world, more and more in low cost locations. It this is what you want ...