An Informatica Power Exchange Developer is responsible for designing, developing, and maintaining ETL (Extract, Transform, Load) processes. They use Informatica PowerExchange tools to extract data from various sources, transform it into a useful format, and load it into a data warehouse or other destination. This includes managing data connectivity, data exchange, and data transformation needs, as well as troubleshooting and resolving any data issues that arise. They often work closely with data analysts and other stakeholders to ensure data accuracy and integrity. Their role is critical in enabling data-driven decision-making in an organization.