Enchancement of Personal Assessment Website

We are looking for PHP, XML developer to enhance and fix some of the existing bugs for [login to view URL] Which are mainly: - Fix the Arabic PDF Output File which has some missing results - Create mechanism for add sub users for corporate clients and limited to number of tests -Add more details to users registration details such as Mobile, Photo, Education -Add Indicator to show the progress of performing assessment -Create new tables for the assessment questions in order to speed saving the question -Check for duplicate mobile, email during registration -Advise and implement the best chat tool for the website -Configure the system to detect the browser language Open for suggestions for google Ads