As a backend developer with over four years of experience, I possess a comprehensive understanding of Node.js and can offer top-quality backend development services to meet your project development needs. My expertise lies in building REST APIs for any type of business application using the Expressjs server.

My skills include:

• JavaScript and TypeScript
• NodeJs
• ExpressJs
• RESTful API
• MongoDB
• PostgreSQL
• Socket.io and WebSocket
• OAuth2, JWT, and Passport
• Redis
• Mocha and Jest
• Git
• Microservices Architecture

The services I provide include the following:

• Authentication and authorization
• Scalable database design
• Data validation
• Error handling
• Real-time communication
• Payment gateway integration
• Caching
• Security
• Testing
• Deployment
• API Documentation

Regards

Aqsa khan