Modern Website Revamp with SEO

I'm seeking a skilled web developer to revamp my existing Travel Agency WordPress site. The goal is to modernise the design layout, create distinct content sections and colourings for our leisure and corporate clients, and improve SEO, particularly through keyword optimization.

Key Requirements:
- Modernise the design layout for a more contemporary look, reducing the blocky appearance of the current WP style.
- Create different content sections to clearly distinguish between leisure and corporate client offerings.
- Improve SEO, with a focus on keyword optimization as well as page speed.

Ideal Skills & Experience:
- Expertise in WordPress development and design.
- Strong SEO knowledge, especially in keyword optimization.
- Experience in creating user-friendly, modern website layouts.
- Ability to create and organize distinct content sections.

Please include examples of previous work and a brief outline of your approach.