Khaled E.

Passionate Node.js backend developer with a strong foundation in building scalable, efficient, and secure server-side applications.

Experienced in developing RESTful and GraphQL APIs using Node.js, Express.js, and NestJS, and integrating databases like MongoDB and

PostgreSQL. Skilled in authentication (JWT, Firebase), role-based access control, and applying clean architecture and best practices for

performance optimization and code quality. Dedicated to delivering reliable, maintainable, and high-performance backend solutions for

modern web applications.