Car Detailer or Vehicle Detailer

[Kenster]

Hey All,
I know this may be a stupid question but could anyone please help me out in figuring what is a car detailer or vehicle detailers??

Cause currently looking for a full time in the automotive industry (mostly as a mechanic) and i have been viewing some the jobs in the industry any chance someone please explain to me before i actually make a fool out of myself

Thank you for your help