A system, computer architecture, and method of enabling asynchronous callback and broadcast notification between a server and a client software application in a network, wherein the method comprises processing computer logic instructions in the network; requesting a notification of a completion of the processing of the computer logic instructions; storing the notification request in a registry; queuing the notification request according to a response to the notification request and a list of user endpoints requesting the notification of a completion of the processing of the computer logic instructions; and notifying a recipient system of the completion of the processing of the computer logic instructions upon execution of the queued notification request.