A neat freak!
A janitor or maid
dry-cleaner
Safai wala.
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I think it is window cleaner.
a janitor.
If the person was female, she would be called a maid.
Detailer may be the one you're thinking of.
Generically a "domestic aid" For a female a "chambermaid" For a male a "houseman"
You would call a person who praises himself a lot a narcissist.
umm by phone or if the question is meant to be (waht do you call a person with a lot of money) that answer is rich
a man who cleans pools for a living is a pool boy