E-Certificate PDF generator

Require a web application to be developed with the following features: 1. E-Certificate Generation in PDF format. 2. Option for admin to select Template of Certificate. 3. Admin Portal to have option to Add College/School. 4. Add Webinar under an Added College/school. 5. Admin workflow - Add College/School -> Add Webinar -> Select Certificate Template -> Upload Variable data (as required against the template for example a Template might have TWO convenerso variables for the template would be - College Logo, College Name, Webinar Name, convener1 Name, convener1 Designation, convener1 signature,convener2 Name, convener2 Designation, convener2 signature) -> Upload user list Excel which will have participant name, participant email id and participant Role) -> Certificate Available Time -> Submit 6. Once a webinar is added any participant visiting the website will find drop down to select college , then next drop down to have all webinar against that college, select the webinar he wants, Then Ajax drop down field will entire list of participants added against the webinar. 7. After selecting the name an uneditable email id field will be populated with the email id updated against that name. 8. On clicking on submit button a dynamically generated e-Certificate with his name and role will be mailed to the mail id.