Hi,
I believe I understood your requirement and I would like to see the back-end to see its feasibility. This shouldn't take much time if there is the provision.
Relevant Skills and Experience
Angular.Js, Node.Js, material CSS
Proposed Milestones
$166 USD - Adding functionality
Additional Services Offered
$1 USD - Testing and documentation of work
1. I am available to start the work today so can you discuss this today.