Memoir Proofreading Under 50k Words

I’m an independent author self-publishing my memoir through Amazon KDP. The manuscript is complete and has been through my own editing passes. I’m looking for a copyeditor to give it a clean polish — grammar, punctuation, spelling, and consistency — followed by a proofreading pass... (Budget: $250 - $750 USD, Jobs: Copy Editing, Creative Writing, Editing, English (US) Translator, Memoir Writing, Proofreading, Writing)