A CRM software developer designs, implements, and maintains customer relationship management systems. They work closely with business analysts and stakeholders to understand the company's customer engagement needs. They develop applications and features that facilitate customer data collection, analysis, and management. They also integrate CRM systems with other business software to optimize functionality. They ensure the system is user-friendly, secure, and efficient. They conduct regular system tests, troubleshoot issues, and provide technical support. They also update the system in line with technological advancements and business needs. Their aim is to enhance customer satisfaction and business profitability.