noun
handling of workers; management of people
Refers to the way one manages, directs, or uses subordinates or workers. Often implies skill or style in personnel management.
彼は人使いが上手だ。
He is good at managing people.
あの社長は人使いが荒い。
That company president is harsh in his handling of workers.
人材管理 is a formal term for human resource management, while 人使い is a more colloquial expression focusing on the practical handling of people.
Compound of 人 (ひと, 'person') and 使い (つかい, 'using, handling'). The reading ひとづかい reflects rendaku voicing of つかい.