A Microsoft Dynamics SL developer designs, develops, and implements Microsoft Dynamics SL solutions, a project-based ERP system for project-driven organizations. They customize the system to meet specific business needs, integrating it with other software and systems for seamless functionality. They troubleshoot issues, ensure system performance, and maintain updates. They also create reports and assist in data migration. Additionally, they work closely with stakeholders to understand their requirements, providing training and support as needed. Their role requires knowledge of Microsoft SQL Server, .NET, and other relevant technologies. They often collaborate with other IT professionals to ensure optimal system performance.