WordPress Site Overhaul

I'm looking for an experienced WordPress developer to update my website, focusing on design/layout and fixing some critical issues.

Key Tasks:
- Update Design/Layout
- Revamp existing design for a fresh, modern look.

- Fix Critical Issues
- Resolve email issues.
- Address cart and payment problems.

Ideal Skills and Experience:
- Strong proficiency in WordPress.
- Experience with theme installation and custom design.
- Knowledge in troubleshooting email, cart, and payment issues.
- Responsive design skills to ensure mobile compatibility.

Please provide examples of previous work and relevant experience.