A Graph DB developer designs, implements, and maintains databases using graph-oriented technologies. They structure data in graph format, capturing relationships between data points for complex querying and analysis. They write queries using graph query languages like Cypher for , optimize database performance, and ensure data integrity. They also work closely with other developers, integrating graph databases into applications for better data interaction and analysis. Their role involves understanding business requirements, designing appropriate graph database schemas, and developing efficient data models. They often need to stay updated with advancements in graph database technologies.