An apparatus for data processing for simultaneously performing artificial intelligence (AI) function processing and data collection and a method thereof are provided. The method of simultaneously performing AI function processing and data collection includes: receiving, by a data receiver, data; transferring, by the data receiver, the received data to a disk handler; accessing, by the disk handler, a disk in an idle state among a plurality of disks and performing writing of a file; after the writing of the file is completed, notifying, by the disk handler, a scheduler that the writing of the file is completed; transmitting, by the scheduler, job information about a job, for which the file writing is completed together with a job execution command to an AI module handler; and accessing, by the AI module handler, an AI module in an idle state among a plurality of AI modules and executing an AI function.