The MongoDB University Curriculum Service Engineering team is responsible for managing relationships between courses and learners, providing technical support via discussion forums, and analyzing course metrics. The day-to-day job of a CSE involves supporting users in various ways, including troubleshooting issues, testing course logistics, and creating customized tools to improve the learning experience. The team culture is described as supportive, collaborative, and inclusive, with opportunities for growth and professional development. Joining the team requires being an independent problem solver, a good communicator, empathetic towards learners, and having basic computer science knowledge and a willingness to learn new things.