1. A system, comprising: a memory that stores computer executable instructions; a processor that, when executing the computer executable instructions stored in the memory, is configured to: receive a request to upload a content item from a user device to a content server; concurrently with the request to upload the content item, receive a user selection of a sharing source from a plurality of sharing sources to post a notification on an interface corresponding to the selected sharing source of user accounts associated with a user account of the user device regarding availability of the content item at the content server; cause the content item to be uploaded from the user device to the content server; detect whether a trigger event has occurred, wherein the detection includes inhibiting the notification from being posted on the interface corresponding to the selected sharing source of user accounts associated with the user account of the user device prior to the trigger event being detected and wherein the trigger event includes receiving a confirmation message from the content server in response to the content item becoming available at the content server for playback following the upload of the content item; and automatically, without receiving user input, cause the notification to be presented on the interface corresponding to the selected sharing source of user accounts associated with the user account of the user device in response to receipt of the confirmation message.