A high-performance RESTful API built with Node.js and Express without external database dependencies.
- Custom Architecture: Implemented a file-system-based persistence layer with ACID-like transactional safety.
- Security: JWT Authentication & Role-Based Access Control (Admin vs Student).
- Performance: In-memory Caching (LRU style) and Pagination for large datasets.
- Scalability: Rate Limiting middleware to prevent DDoS attacks.
- Language: JavaScript (Node.js)
- Framework: Express.js
- Tools: Postman, Git