E-commerce Mobile App with GPS Tracking

I need a professional E-commerce mobile app developed for Android and iOS. Key requirements include:
User App: Clean and modern UI/UX design, user registration & login, product catalog, search and filter options, shopping cart, and secure checkout system.
Admin Panel: A dashboard to manage products, categories, stock, and customer orders.
Payment Gateway: Integration for online payments and Cash on Delivery (COD).
Tech Stack: Open to suggestions (Flutter, React Native, or Native).
Please share your previous e-commerce work samples and estimated timeframe/budget.I also need a separate Delivery Partner App with Real-time GPS Road Tracking:
Delivery Partner App Features:
Login/Logout for delivery riders.
Order assignment notification and acceptance system.
Order status updates (Picked up, Out for Delivery, Delivered).
Earnings and delivery history for riders.
GPS Road Tracking:
Real-time GPS live tracking of the delivery rider on a map for both the Admin and the Customer.
Route optimization to show the best path to the delivery destination.
Please let me know if you can build both the E-commerce app and the Delivery partner app with live GPS tracking.