You assume that everyone is employed at one job or trade, and that leadership is not allowed.
Small-c communist societies live up to neither of these assumptions. The principle, as Marx articulated but did not invent, is, "From each according to his ability, to each according to his need." Equal distribution is not the same as equal work.
A wise commune will take advantage of the talents of its members to allow everyone work that is satisfying to the worker and valuable to the community. In a small, voluntary community, this can be done and has been done.