Security: Backend developers implement security measures to protect sensitive data and ensure the integrity of the application. This includes practices like input validation, authentication, authorization, and encryption.
Testing and Debugging: Backend developers write unit tests and perform integration testing to ensure the reliability and functionality of the backend code. They also use debugging tools and techniques to identify and fix issues.
Performance Optimization: Backend developers optimize the performance of the application by improving database queries, caching frequently accessed data, implementing load balancing, and utilizing other performance-enhancing technique