A selection of systems, products, and digital experiences engineered to solve real problems.
Developed a secure real-time chat application with end-to-end encryption (E2EE), implementing both the mobile application and the backend. Features include encrypted messaging, media sharing, push notifications, and real-time communication using WebSockets.
Developed a Laravel API backend for tracking foreign exchange rates across multiple Egyptian banks and gold prices, with user-managed price alerts, in-app notifications, currency/gold news aggregation, and CMS content for mobile home screens. The system integrates Python scrapers (running every minute) to collect data, imports CSVs into Laravel, and uses model observers to evaluate user alert rules and trigger notifications.
Developed backend APIs for a multi-service platform delivering workshops, product sales, and consultations, with an admin dashboard for workshops, certificates, wallets, refunds, and communications plus multiple third-party integrations and stable deployment operations.
Built and maintained core backend workflows for a multi-role platform covering users, providers, and admins with role-based access control, real-time provider group chat, and integrations for payments, notifications, and messaging services.
Developed backend services for a shipping ERP that handles orders, settlements, and financial reconciliation, with role-specific workflows for Admin, Operations, Agents, Merchants, and Delegates and operational tracking for delayed and returned orders.
Developed backend for a secure LMS for medical students with role-based dashboards for admins, doctors, and assistants, including integrations with Telegram bot, Firebase, and WhatsApp messaging plus production deployment and maintenance.
Enhanced and migrated a multi-user educational platform from cPanel to Hostinger with zero data loss, and implemented major features such as online exams, exam banks, teacher-student private sessions, center subscription plans, and Jitsi live classes.
Developed and deployed a role-based HR system with attendance and location tracking, leave and advances, deductions, meetings, reports, payroll, and insurance calculations, supported by a centralized admin dashboard for permissions and settings.
Developed backend for a multi-service automotive platform supporting car and plate marketplace flows, exam question banks, training bookings, and role-based dashboards for clients, captains, and insurance brokers with integrated payment and notification services.