Great on Count Subarrays with Sum Equal to K, Difficulty Easy
Great on Client-Side Authentication Failure Investigation, Difficulty Medium
Great on Discuss the Advantages of Context API vs. Redux in React, Difficulty Hard
Great on Reverse Digits of a 32-bit Integer, Difficulty Easy
Great on Word Search in Grid, Difficulty Medium
Great on Validate Parentheses in a String, Difficulty Hard
Working on Hive Charge, a microservices-based platform used in Dubai for EV charging management.
Developing backend services using Node.js and NestJS, ensuring scalability, reliability, and maintainability.
Building frontend interfaces with React and React Query, leveraging Zustand for efficient state management.
Implementing a custom authentication portal to securely handle service-to-service communication.
Collaborating with cross-functional teams to deliver high-quality, performance-optimized features.
Following best practices for API design, modular architecture, and code quality.
Optimizing and enhancing the Ibn Sina Pharma system using React.js and Node.js.
Contributing to the PSP (Patient Support Program) project with scalable backend services in NestJS.
Worked on the CAD project for ads management, using microservices architecture in NestJS.
Collaborating with cross-functional teams to deliver optimized solutions.
Developed and maintained an ERP system using the MERN Stack.
Built a scalable chat service in NestJS for real-time messaging.
Created frontend components with React.js for better UX/UI.
Developed and deployed a full-stack web application with an admin panel for monitoring projects, employees, and careers, as well as a guest view for public users.

A hands-on learning solution combining an embedded, a user-friendly web platform. The Greenhouse Automation System is designed to continuously monitor and analyze environmental conditions within a greenhouse.
Led the refactoring and rebranding of the frontend for a tour reservation platform, transitioning from an outdated UI to a modern, responsive design based on Figma mockups.
Abdelrahman H. is mid-senior Level Developer