I would identify myself as full stack web developer, but the problems you list (apart from negotiations) sound interesting to me... What does that make me? :)
My experience is that someone's willingness to understand/develop the whole canvas greatly enhances their potential effectiveness in leading major pieces of work.
Caveat #1: far from the only factor.
Caveat #2: increased risk of decision paralysis and (paradoxically) micromanagement.
Caveat #1: far from the only factor.
Caveat #2: increased risk of decision paralysis and (paradoxically) micromanagement.