Inventory lookup and categorization system. 30 Days completion MAX.

Time sensitive project. Read all the requirements and the requirements document. If you cannot complete within 30 Days including testing, do not bid. Im looking for a system that has the following features: - Has user management with different tiers of application access - Inventory management with importing manifests of product information - Can take in a barcode and find item that has that barcode - Communicate with an outside API to acquire more information on that item - Users scan items and create "catalogs" of items. Just like a wishlist but more of scan an item, goes in the selected wishlist automatically. - Speed of the application is of the essence. Cannot lag and must be able to handle over 10 million items - NOT built using wordpress. - Mobile compatible - Completed and tested for functionality within 30 days by the latest. Developer needs to show the following: - Demo of a POS system that they built. - Demo of an inventory management system that they built - UI skills with mobile compatibility - have the knowledge of PHP, larval, mysql or mongodb, bootstrap or any other UI of your choice and HTML. - Any developer proposing wordpress will be rejected. - Any developer that does not provide links to the their work that MUST relate to this will be rejected. - Communication and daily check ins will as part of the project management is mandatory READ the Requirements document. See attached image for sample UI