A device receives instructions for extracting, transforming, and loading data; identifies a plurality of data processing activities based on the instructions; and determines a processing sequence for performing the plurality of data processing activities. The device further creates a plurality of processing objects corresponding to the plurality of data processing activities. Each one of the plurality of processing objects including a discrete data structure that is produced by performing a corresponding one of the plurality of data processing activities. The device performs the plurality of data processing activities in accordance with the processing sequence and by using the plurality of processing objects.