Shopify Theme Tweaks & Product Categorization

I already have a live Shopify store with all products uploaded and the payment gateway running smoothly. What I now need is a light touch from an experienced Shopify developer who can refine the theme and tidy up the way products are presented without disturbing anything that already works... (Budget: ₹1500 - ₹12500 INR, Jobs: Content Management System (CMS), HTML, JavaScript, Product Management, Shopify, Shopify Development, Shopify Templates, Web Design, Website Design, Website Development)