Website UX Overhaul Needed

I'm seeking an experienced web designer to revamp my existing 5-page website. The primary goal is to improve user experience, with a focus on enhancing navigation and mobile responsiveness.

Key Requirements:
- Improve navigation and ease of use
- Ensure mobile responsiveness across all devices
- Add or enhance search functionality

Ideal skills and experience:
- Proven track record in UX design
- Expertise in mobile-first design principles
- Strong understanding of search functionality integration

Please provide examples of previous work and a detailed plan on how you would approach this project.