I will develop high scale ecommerce website and mobile app using laravel and react

This REST APIs Can be used for consumed as the first-party VUE/React App and as the Mobile App Development.

The Overview of the system is given below.

Admin User

Two types of Admin users.

• Super Admin with full access
• admin with limited access

Customers

•  as Guest
• Logged In

Note: Both Customer features can be customed as your preference. For example, you may want to allow your customers to create an account and log in before placing an order. Or You may want to allow your customers to place an order without creating an account.

Admin User Features

• Add/Delete/Edit Category, sub-category, brand to show in the menubar
• Order Management
• Tracking Customer cart.
• Admin Can Add/Delete Website Slider.
• Admin Can assign deliveryman to an order. And track the delivery.
•  Admin can track sales.
• Admins can view statistics.
• Admin can manage promo code.

Customer

• Customers can register and log in.
• View products.
• Search for products
• Add to cart. 
• Place Order
• Pay for the order.
• Track the order

Others Key Feature

• Any payment method integration, like stripe, Paypal, or any local banking API integration. 
• Email notification for admins and users.
• SMS Api integration for notification and OTP.