A Microsoft Access Pro developer designs, creates, and maintains custom databases for businesses using Microsoft Access. They use SQL and VBA for programming and automation, ensuring efficient data management. They create forms, queries, and reports, making data easily accessible and understandable for users. They also handle data migration, integration with other software, and troubleshoot any issues. Their role involves understanding client needs, ensuring data security, and optimizing database performance. They may also provide training to staff, helping them effectively use the database. Their ultimate goal is to provide efficient, user-friendly database solutions.