Kareem Mahmoud

An Islamic mobile application offering Quran reading with audio playback and daily utilities like Azkar and prayer-time tracking. Includes a prayer streak tracker, Qibla compass, mosque mapping, and Hijri calendar support. Built with Flutter using feature-based state management and dependency injection, including on-demand audio loading for reduced install size.

An AI-powered exam-prep platform for medical (MBBS) students focused on practice and adaptive testing. Provides a large question bank, AI-generated adaptive tests, timed mock exams, and performance analytics by subject and chapter. Includes an AI tutor experience with personalized study planning and real-time competitive MCQ sessions with leaderboards.

A bilingual automotive marketplace for connecting vehicle owners with auto-parts merchants and workshops. Includes listings, live chat, ratings, subscriptions, and ad management. Implements real-time messaging using WebSockets-based infrastructure and integrates backend APIs for marketplace operations.

A bilingual (Arabic RTL and English) home services marketplace connecting customers with verified service providers. Supports discovery, scheduling, tracking, ratings, and marketplace vendor profiles with availability and earnings. Built with Flutter using structured state management and API integration to deliver end-to-end marketplace functionality.

A logistics and fuel-services mobile app for ordering fuel and managing fleet operations with live tracking. Includes ERP-integrated enterprise features such as driver, technician, and employee attendance modules. Candidate owned the application architecture end-to-end using Clean Architecture patterns and Flutter state management, and implemented secure NFC-enabled field workflows.

Architected and developed WAIE, a logistics and fuel-services super-app for individual and enterprise customers across Saudi Arabia. Built ERP-integrated enterprise modules including driver, technician, and employee attendance apps, and implemented NFC-based operational transaction workflows connected to backend services. Applied Clean Architecture with BLoC state management and SOLID principles, collaborating with backend, QA, and product teams to deliver end-to-end features on schedule.

Delivered Homemark and Wash Slender as sole developer, covering requirements, implementation, and release for both platforms. Built bilingual (Arabic RTL and English) marketplace experiences and ensured responsive Flutter UI translated from design assets. Implemented real-time messaging and live marketplace features, including secure production release preparation for App Store and Google Play.

Planned, architected, and delivered a Flutter e-commerce application and companion admin dashboard from scratch. Implemented core flows such as product catalog, cart, checkout, order tracking, authentication, and vendor management. Integrated multiple payment gateways with improved checkout reliability, and ensured API contracts stayed aligned with backend using Postman while translating Figma designs into responsive Flutter widgets.

Developed iBus Carrier Admin, a Flutter fleet-management application with onboarding, authentication, and role-based dashboards. Built route management and trip scheduling modules to support operational planning. Created analytics reporting screens and enabled real-time push notifications for operational events and system alerts.