They will spend time overengineering things because they will get bored due to lack of meaningful work required from them, or have 7 hours per day of meetings
People that doesn’t understand what some position even are trust this kind of things and hire a lot of people for the sake of it.
Measuring growth in headcount is disfunctional and just bad. I’ve seen many of startups hiring tens on engineers because they can, and to show “growth” to the outside world, not because they added any value