Online store Magento + Item Importer Webtool (API service)

The main idea is create a online store in Magento (to manage 5000 items in advance) + Item importer webtool (to import and manage many items and orders from diferents portal like Amazon, Aliexpress, Mercadolibre) : Request for: - Item importer webtool (Like scrap and other things): - API module: can integrate manualy diferents API source to use in all this tool. - Find Product: Manage all entry information from API services (From diferents web) to merchandise and analisys, product research, customer competitor, store analitys, marketing, sales, trends, automaticlyc listening. - Bulk and single items listing (Where you can put or listing the item source (link or ID) or bulk with diferents items (Link or ID) - Template set per items (where you can set many different template to links with the items and public in my prestashop webpage) - Automatic synchronization (Stock, Price, etc) - Monitoring module: where we can check ( items, item source, item target, prices, inventory, profit, views, number of sold items, selling ratios, published days, button to edit items). - Sales and order Module: it will show all pending orders to be execute (From my web page in magento) and the webtools should be have the option for execute automatically or manual these orders (How? so it will take all information from the customer (from my webpage in Magento) and put it automatically in the item source page that was bougth or linked in listing step). - Prohibited items: The webtool can get the policies from the online store to reject the listening if it are in Prohibited items policies. - dashboard: where you can see diferents account alert and sales estadistic - Chromme extension: Develoment a extension to add automatically the item from the online store source. -For My website (Online store) - Modern Design - Multiple category for products - Search Module - Filters Module - Profile Module (with sign up by facebook or google) - Cart Module - Payment gateway like Paypal, Payu, Nequi (Estandar Logos for creditcard etc etc) - Shipment Module - Modern Design for items (rates, amount sold, description, titels). - Able to Webservice integration (API) Make you feel free to ask me any doubts. Regards