A Blackboard Learn developer works on the Blackboard Learn platform, a virtual learning environment and course management system. They are responsible for designing, developing, and implementing educational technology solutions to improve the online learning experience. Their tasks include integrating third-party applications and plugins, troubleshooting technical issues, and updating the system to incorporate new features or enhancements. They also ensure the platform's usability, security, and accessibility. Furthermore, they may collaborate with educators to customize the platform according to specific instructional needs. Their role requires proficiency in various programming languages, problem-solving skills, and a deep understanding of e-learning principles.