UI development on Cloud backend for document management

PLEASE READ THE ENTIRE DESCRIPTION AND RESPOND WITH INFO REQUESTED. I WILL REVIEW ALL RESPONSE WHO HAVE PROVIDED THE INFO REQUESTED (ONLY) TO PROCEED TO NEXT STEP. ALL OTHERS WILL BE REJECTED IMMEDIATELY The basic feature of this UI to show user they can get to the documents within a few clicks. Back-end : All documents are stored in separate folders in Google Drive Each folder is assigned to one User name ( Used on Login Page) Each folder has a Excel sheet that has the name of all the Files ( Like Table of Contents) The excel also consists of - Keyword list - Statistics of keywords Front End I need a simple UI developed for a bunch of documents that are in PDF and which does the following: 1. Allow user to login & log out of the site 2. The UI would display the following reading from the Excel sheet: a. Display all keywords listed In the excel sheet b. Display names of all files listed in the Excel c. Display related statistics related to the keywords d. LINK keywords to related documents e. LINK File names to the Physical file on Google drive by clicking the file name the user can open the related PDF 3. The User can add TAG’s to the documents ( Privileged or Non Privileged) a. Select document and tag them b. Select Tag and download all Tagged as ZIP file c. Define or rename Tags and do the same again ( like - Confidential or Non Confidential ) I assume this should be a very clear requirements of what is to be done. You can pick the tool you are comfortable with and let me know the following with your bid - How many hours do you need to complete ? - What is the total cost ? - What are the milestones ? - What tools and technologies do you want to use? What are its related cost for me? - When can you complete it?