Shopify Expert Needed to Review & Optimize Fashion E-commerce Store

I built my Shopify store myself and I'm looking for an experienced Shopify expert to conduct a thorough review and recommend improvements. What I need: Review overall website design and appearance Improve user experience (UX) and customer journey Optimize page layouts and navigation Review homepage, collection pages, and product pages Improve mobile responsiveness and usability Evaluate trust-building elements and conversion opportunities Review checkout flow and identify friction points Assess site speed and performance Recommend and implement best-practice Shopify enhancements About the store: Fashion e-commerce store Shopify platform Looking for a clean, professional, premium shopping experience that increases engagement and conversions Please include in your proposal: Your Shopify experience and portfolio Examples of stores you've optimized Your approach to conducting a store audit Estimated timeline and cost I'm looking for someone who can not only identify issues but also implement improvements and provide actionable recommendations to help increase conversions and sales.