Custom E-Commerce Web App Build

I am kicking off a new project to create a full-featured e-commerce web application from the ground up. The goal is to design, develop, and deploy a modern storefront that feels fast and intuitive on any device while giving me a robust admin area to manage products, inventory, orders, and promotions... (Budget: ₹12500 - ₹37500 INR, Jobs: Frontend Development, HTML)