I started out in my new position as student assistant to Dr. Anna Kreshuk at the Heidelberg Collaboratory for Image Processing this month, and was lucky to be able to dive into the coding directly during the hackathon held from April 8 to April 12. My task was testing the UI of the ilastik software and reporting any bugs I found, but later on I started fixing a few bugs myself. Therefore, I had to work my way through the developer documentation and other sources to get deeper understanding of how stuff works®. I thought the best way to handle this was to develop a short tutorial for myself and anyone else wanting to kick start with ilastik development. So here it is.