Systems and methods for a data synchronization architecture to synchronize provide a forward synchronization of data from a helper instance to a customer facing instance and reverse synchronization of customer configuration data changes to the helper instance are disclosed. Helper instances may be configured to provide an upgrade or maintenance path for a customer facing instance. Helper instances may be a different version and have a different schema than the primary customer facing instance. Database triggers and business rules may be used to manipulate data calculated or discovered by a helper instance prior to synchronization to the primary instance. Database triggers and business rules may fire in the primary instance after each synchronization to perform necessary recalculations or adjust data associations based on data provided from the helper instance. Helper instances may queue data over time and then perform a synchronization of data from the queue.