Precise Image Background Removal

I have a collection of product and people photos that need their backgrounds removed so the subjects sit cleanly on transparency. The job calls for pixel-perfect cut-outs: smooth edges around hair, clothing, and any intricate details, with the original resolution fully preserved... (Budget: ₹600 - ₹601 INR, Jobs: Adobe Photoshop, Background Removal, Graphic Design, Image Analysis, Image Processing, Photo Editing, Photoshop, Photoshop Design)