noun
artisan spirit; pride in one's craft
Refers to the characteristic temperament of a skilled craftsman: dedication to quality, meticulousness, and pride in one's work, sometimes with a connotation of stubbornness or perfectionism.
彼の仕事ぶりには職人気質が感じられる。
You can sense the artisan spirit in the way he works.
職人気質
With his strong craftsman's pride, he redoes things over and over until he is satisfied.