Shopify Store Optimization & Launch

I have an existing Shopify storefront that is functional but not yet polished. Before I point traffic to it, I want to make sure the entire customer journey feels effortless on every device, the catalogue is intuitively organised, and the live domain is fully connected... (Budget: ₹600 - ₹1500 INR, Jobs: CSS, HTML, JavaScript, Shopify Development, Web Design, Web Development, Web Security, Website Design, Website Optimization)