Accurate PDF Text Corrections

I have a PDF document that needs its text polished and error-free. All spelling slips, grammatical glitches, and any awkward phrasing have to be fixed directly inside the file so that when I receive the revised version it is ready for immediate use—no extra cleanup on my side... (Budget: ₹12500 - ₹37500 INR, Jobs: Adobe Acrobat, Adobe InDesign, Copy Editing, Editing, LaTeX, PDF, Proofreading, Technical Writing)