A Geodatabase developer specializes in creating and managing geodatabases, which are databases used to store, query, and manipulate geographic information and spatial data. They design data schemas based on the specific requirements of a project, implement data models, and ensure data integrity. They also develop tools and applications to facilitate easy access and analysis of the data. Their work is crucial in fields such as urban planning, environmental science, and transportation where spatial data is used extensively. They often work closely with GIS analysts and data scientists, using software like ESRI ArcGIS, to provide valuable insights from spatial data.