Tinkerer (noun)
Tinkerer (ting-ker-er)
Definition 1: a mender of pots, kettles, pans, etc., usually an itinerant.
Definition 2: an unskillful or clumsy worker; bungler.
Tinkerer (verb) (used with an object)
Definition: to repair in an unskillful, clumsy, or makeshift way.
Sentence: “I look for things to fix or improve, working like a tinkerer/ inventor.
Source: https://www.dictionary.com/browse/tinkerer?s=t