Abdalla Tawfig

Corteksa CRM App — an enterprise CRM with dynamic objects, real-time analytics, an AI-powered assistant, and unified multi-channel messaging. Built a dynamic CRM engine rendering Tables, Kanban boards, grouped views, and Forms from server metadata (15+ field types), cutting feature delivery time. Engineered a unified messaging hub for WhatsApp, Facebook Messenger, and Instagram DMs with real-time WebSocket sync, handling thousands of messages daily. Developed an AI assistant with streamed responses and rich content blocks, and conversation management over a persistent WebSocket connection. Implemented push notifications via Firebase FCM with in-notification reply, mark-as-read, and deep-link actions, increasing engagement. Secured token storage with encryption, safe refresh, and background sorting for 500+ records, improving renders. Architected scalable state management using Bloc/Cubit with Clean Architecture and functional error handling, reducing code redundancy and speeding up d

Delivered Flutter-based B2B applications across marketplace, ICRM, employee management, and e-commerce. Implemented secure authentication, multilingual support, real-time search, payments, Kanban workflows, real-time messaging, and API-driven dashboards. Built WebLayer ICRM with dashboards, Kanban-based project tracking, camera-based attendance, real-time messaging, and API-driven employee profiles. Applied Clean Architecture (MVVM) and structured state management (Bloc, GetX, Provider) to build maintainable, scalable codebases and support debugging. Collaborated with stakeholders to translate business requirements into scalable technical solutions.