Wix Website redesign

Project Overview:
We're seeking an experienced Wix designer/developer to redesign our existing website with a strong focus on loading performance and SEO optimization.

Current Website:
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Design & Performance References:
We love the look, loading speed, and SEO implementation of these pages:

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Project Scope:
Redesign of website (at least approximately 10 pages)
Website includes: products, bookings, and training courses
Key Requirements:
Fast loading performance (optimized images, lazy loading, etc.)
SEO-optimized (rich snippets, structured data, meta optimization)
Clean, modern design inspired by reference URLs
Mobile-responsive and cross-browser compatible
Template-based approach: Create reusable page templates that we can duplicate internally for future pages

What We're Looking For:
Proven Wix development experience
Strong portfolio demonstrating fast-loading, SEO-optimized sites
Understanding of structured data/rich snippets implementation
Experience with e-commerce and booking functionality on Wix

Please Provide:
Cost estimate for the complete project
Timeline from start to completion
Portfolio examples of similar work (You MUST point out specifically which wix website URLs have a loading performance rating of 90+ on google pagespeed insights. Not addressing this point will get you automatically rejected.)
Your approach to performance and SEO optimization on Wix

We're ready to start immediately with the right developer.