Custom-Built E-Commerce Website Development

I need a completely bespoke e-commerce website—no Shopify or WooCommerce templates—built from the ground up. The storefront should be fast, secure, and scalable, with a clean admin area where I can manage products, inventory, orders, discounts, and customer data without touching code... (Budget: $15 - $25 USD, Jobs: eCommerce, HTML, Node.js, PHP, Python, Vue.js, Web Development, Website Design)