Mobile development

I need an Android app. I would like it designed and built. Basic Features of the Web Application: Roles: Admin, Vendor, Customer Admin Role: 1. The Admin will monitor the products with all information and related vendors. 2. Admin will create stock location master with name, code, address contact person etc. 3. Admin will monitor stock and service status of product -vendors wise. 4. Admin can view information of every vendor and activate and deactivate their status on portal and also can view their orders and delivery status. 5. Admin will view information of end user and their order history. 6. Admin can view order received by vendors with product’s and customer details 7. Admin can decide margin percentage on products by vendors. 8. Admin can view and update all the details of vendors. 9. Admin can view order history vendor wise. Vendor Role: 1. Vendor will apply by the app/web and admin will approve /reject him after view the information. 2. Vendor can add, update, remove products and services with fields provided on the form. 3. Vendor can view his profile information and can update them accordingly need. 4. Vendor can view order’s history of his own and can also update the order status accordingly delivery status. 5. Vendor can also view customer’s full information who has ordered products or services from him. 6. Vendor can view payment related history and information provided by admin. Customer Role (On Mobile app): 1. Customer will register by the app and will get information on mail to login that to his own account on application. 2. After login on app customer can easily search products and services and order that with online pay from his own account/net banking/debit/credit card etc. 3. Customers can easily update his own/own information on app like shipping/billing info and account information. 4. Customers can easily check their order history and status of that and also any status change will notify them on account app. 5. An order receipt will send automatically by mail to customer and vendor also. 6. In case of password missing customer can easily update them by info. Link will be sent to his email. Other features: Payment gateway integration.