Adjust Head Position in Portrait Image

I need a freelancer who can modify a portrait image by adjusting the body position to remove the stoop of the man on the left. The goal is to enhance the posture of the man in the photo and tidy the trousers up

Ideal Skills:
- Proficiency in photo editing software such as Adobe Photoshop
- Experience with portrait retouching
- Good understanding of human anatomy and posture

Please bid if you have the required skills and experience.