Online service business

Hello, I am planning to launch an essay editing/writing business online. I have been planning this for quite a bit now and currently in the process of searching for a reliable web designer to build the site. I have already bought a domain. Here are some basic details of what I am looking for: - Look and Feel:must look professional and clean. - Need a shopping cart through an order form for customers to fill out. - Account creation for customers and staff in order to access "Database" - "Database" is essentially an interactive datatable that shows all the orders that are in the system, including new, existing, and historical order etc.. showing details such as order submission date/time, type of service, time until due date, topic etc.. which can be clickable to show further details of the order - Customers and Staff should be able to upload files for the work as well as to edit personal information, upload files, download files, send messages to editors vice versa. - Automatic email confirmations that triggers for different purposes Basically, I have written all the content that needs to be uploaded on the site. Just need design and programming for order mgmt, set up merchant account and shopping cart.