Book Cover Graphic Replacement

I need a graphic designer to modify a book cover PDF. The existing image on the front cover needs to be replaced with a final image file I will provide.

Requirements:
- Use of Photoshop or similar software
- Experience with PDF editing
- Attention to detail to ensure a professional finish

Ideal Skills:
- Graphic design
- Proficiency in image manipulation
- Prior experience with book cover designs

Please provide samples of previous work.