A MakerBot developer works with MakerBot's printing technology, designing and developing software applications to optimize and enhance the functionality of these printers. They work on the firmware that controls the printers, software that interfaces with the printers, and cloud-based platforms for managing and sharing designs. They also troubleshoot and resolve issues, and work to continuously improve the software based on user feedback. Their work requires strong coding skills, a good understanding of printing technology, and the ability to work in a fast-paced, innovative environment. They contribute to the development of the future of digital fabrication.