receiving, at a device connectivity services system, a request to connect with a device to perform one or more tasks at the device;

scheduling, by the device connectivity services system, the request based on connectivity factors, wherein the connectivity factors include prioritization, congestion, contention, and back-pressure;

instantiating, by the device connectivity services system, a controller to execute the one or more tasks at the device;

checking, by the controller, whether the device is in a locked state with another controller;

re-assigning, by the device connectivity services system to a controller causing the locked state, the request when the device is in the locked state;

sending, by one of the controller or the controller causing the locked state, one or more commands to the device to perform the one or more tasks; and

receiving, by the one of the controller or the controller causing the locked state, responses from the device after completing the one or more tasks.