A computer-implemented method for providing interoperable embedded application functionality from within a user-facing application executed on a client device , the computer-implemented method comprising: initiating , via a user-accessed application provided by a first application server , a data-driven connection comprising a library of one or more application program interfaces that enables interaction with an embedded application provided by a second application server , wherein the data-driven connection is served via the first application server , wherein a first executable code base defining the user-accessed application is at least partially distinct from a second executable code base defining the embedded application; identifying , via the data-driven connection , an embedded app data object that is maintained by the embedded application and processable via the user-accessed application, wherein the embedded app data object is persisted via the data-driven connection and wherein the embedded app data object corresponds to a user-accessed app representation maintained within the user-accessed application; cause rendering of an integrated interface by the user-accessed application, the integrated interface comprising an embedded app engagement element associated with the embedded app data object; in response to user interaction with the embedded app engagement element, managing the embedded app data object by at least: receiving , via the user-accessed application, data indicating update of the embedded app data object; and causing , via interaction with the embedded application utilizing the data-driven connection , updating of the embedded app data object. initiating , via a user-accessed application provided by a first application server , a data-driven connection comprising a library of one or more application program interfaces that enables interaction with an embedded application provided by a second application server , wherein the data-driven connection is served via the first application server , wherein a first executable code base defining the user-accessed application is at least partially distinct from a second executable code base defining the embedded application; identifying , via the data-driven connection , an embedded app data object that is maintained by the embedded application and processable via the user-accessed application, wherein the embedded app data object is persisted via the data-driven connection and wherein the embedded app data object corresponds to a user-accessed app representation maintained within the user-accessed application; cause rendering of an integrated interface by the user-accessed application, the integrated interface comprising an embedded app engagement element associated with the embedded app data object; in response to user interaction with the embedded app engagement element, managing the embedded app data object by at least: receiving , via the user-accessed application, data indicating update of the embedded app data object; and causing , via interaction with the embedded application utilizing the data-driven connection , updating of the embedded app data object. receiving , via the user-accessed application, data indicating update of the embedded app data object; and causing , via interaction with the embedded application utilizing the data-driven connection , updating of the embedded app data object. <EOS>