Khairy Krayyem

• Movie and Subscription Management System – Web application integrating two REST API servers and a React.js client.
• Architecture designed before development, layered into Data and Business.
• Server: Developed in Node.js and Express, communication between servers via REST (CRUD), database management with MongoDB, object modeling with Mongoose, authentication and authorization with express-jwt.
• Client: Developed in React.js, using Redux and Design patterns, UI with Material-UI, Role-based access control for authorized users.

• Factory Management System – Manage employees, departments, and orders using MongoDB, Node.js, GraphQL, Express.

• Smart Home System – (Admin/User).
• Regular users send device or automation requests for Admin approval; Admin manages approvals, users, and devices.
• Secure cloud deployment with MongoDB and Express.
• Deployed to the cloud using Netlify (client) and Render (server).

• Moringa & Reset – Full-Stack Web Application: Built a full-stack system using React, Node.js, Express, and MongoDB.
• Implemented authentication, role-based access, and REST APIs.
• Developed a real-world business platform with focus on security and scalability.

Developed and maintained full-stack web applications using React, Node.js, and MongoDB.
Built RESTful APIs and implemented authentication and authorization using JWT.
Designed and implemented backend logic with Express and MongoDB (Mongoose).
Worked with layered architecture (Data & Business layers).
Collaborated on debugging, testing, and improving application performance.
Used Git for version control and worked with modern development workflows.

Deployed applications using Docker and cloud platforms (Render, Netlify).