I need my WordPress website optimized for both desktop and mobile devices. The key areas of focus are: - Page Load Speed: Enhance loading times to improve user experience. - User Interface: Revamp the interface for a more intuitive navigation. - SEO: Improve search engine rankings using the current SEO plugin. Currently, I'm using an SEO plugin and a page builder. It's essential that the optimization works seamlessly with these tools. The mobile optimization should be targeted at both smartphones and tablets. Ideal skills and experience: - Proven track record in WordPress optimization - Expertise in SEO - Strong understanding of user interface design - Familiarity with popular WordPress SEO plugins and page builders Please provide examples of previous work and a brief plan of action.