DevLink – A LinkedIn-Inspired Professional Platform Designed and built a feature-rich platform inspired by LinkedIn, including features like user connections, job applications, highlights, posts, messages, and user profiles. Implemented modular backend architecture using Node.js and Express.js, ensuring scalability and maintainability for future growth. Enhanced search functionality with debounced search, minimizing redundant API calls and improving user experience. Automated content management with MongoDB TTL (Time-To-Live), enabling auto-deletion of highlights after 24 hours for a dynamic user experience. Integrated role-based access control (RBAC) to secure sensitive data and provide custom permissions for users and companies. Enabled seamless authentication and authorization with JWT tokens, ensuring secure access and smooth session management.