What was the previous recievers job with Jonas?

The previous receiver's job with Jonas was to train and pass on memories of the past, which included both pleasurable and painful experiences, to prepare Jonas for his role as the new Receiver of Memory. This mentorship involved sharing knowledge that is crucial for understanding the complexities of human emotions and life beyond the community's controlled existence. The previous receiver, known as The Giver, serves as a guide to help Jonas navigate this profound responsibility.