A Lightswitch developer specializes in using the Microsoft Visual Studio LightSwitch tool to create business applications. They design, develop, test, and maintain applications that are often data-centric, using LightSwitch's intuitive and user-friendly interface. They utilize pre-written code and templates to expedite the development process. Their tasks also include database management, ensuring seamless data flow and security. A Lightswitch developer also troubleshoots and resolves issues, optimizes performance, and collaborates with other team members to deliver high-quality, efficient applications. They typically have strong problem-solving skills, a solid understanding of programming principles, and the ability to adapt to changing software development trends.