You could say "el dorado," which could be translated as "the golden." Technically, "dorado" refers to the color of gold, so it could also mean "the gilded" or "the gold-colored," but I think it's the phrase you're looking for.
Un mec seul travaille et essaie de survivre jour après jour
This is the translation of "<span>Single guy just working and trying to survive day in and day out</span>" into french