Backend Developer is responsible for designing, developing, and maintaining server-side applications using the Node.js framework.

They work closely with front-end developers, software architects, and other team members to build scalable and efficient backend systems.

Their primary focus is on creating robust and secure APIs, implementing data storage solutions, and optimizing server performance.

Key Responsibilities
1. Develop and maintain server-side applications using Node.js
2. Design and implement RESTful APIs for web and mobile applications
3. Collaborate with front-end developers to integrate user-facing elements with server-side logic
4. Create and maintain databases and data storage solutions
5. Optimize server performance and scalability
6. Implement security best practices to protect sensitive data and prevent unauthorized access
7. Write clean, maintainable, and testable code
8. Troubleshoot and debug server-side issues
9. Stay updated with the latest trends and best practices in Node.js development