Marwa Aldaya

Client Project: Dr. Soliman Fakeeh Hospital – KSA Architected a scalable Clean Architecture foundation for a 5-developer Flutter team using BLoC state management. Led development of the full Doctors & Appointments booking feature, including API integration and complex scheduling logic. Implemented Health app & wearable integrations for secure medical data synchronization. Applied advanced tooling: Injectable (DI), Freezed, JSON serialization, and code generation to ensure maintainability and clean structure. Improved app performance and refactored core modules for scalability. Wrote comprehensive unit tests and enhanced overall code quality. Contributed to Firebase notifications & analytics integration.

As a Data Engineer at Camb.ai, I specialized in the acquisition, processing, and management of audio data. My core responsibilities involved: Audio Data Acquisition: I leveraged web scraping tools like Selenium and Beautiful Soup to gather audio from platforms such as YouTube and various websites. Data Processing and Alignment: I aligned transcriptions with audio using Whisper and other ASR models and applied fuzzy matching techniques to ensure high data accuracy. I was also responsible for filtering and refining audio to maintain optimal quality. Audio Quality Management: I assessed audio quality through various metrics and developed processes to separate music and background noise from speech, ensuring clear and precise data for downstream tasks. Pipeline Automation: I designed and implemented scalable pipelines to efficiently process large datasets, utilizing multi-processing techniques for enhanced speed and performance. Cross-functional Collaboration and Innovation: I worked closely with cross-functional teams, optimizing workflows and continuously exploring new methodologies to enhance data acquisition and processing efficiency.

• Architected a clean, scalable, and maintainable offline and online architecture for the PDA sales agent system. • Led the refactoring of the POS selling feature, implementing SOLID principles, OOP best practices and design patterns like Builder , Facad ..etc , improving scalability and maintainability. • Improved POS performance and reliability by optimizing startup time, resolving rare sync issues, and enhancing offline support with socket-based server-initiated sync. Accelerated debugging using Sentry and custom error tracking tools. • Contributed in improving shift sync and reports, and implemented selling reports. Helped generalize invoice templates and built customizable layouts with multiformat printing on Epson, Sunmi, etc. printers. • Managed Play Store releases and deployed Windows updates via Azure pipeline, ensuring continuous stability. • Streamlined business requirements through stakeholder reviews, translating them into actionable UX designs while prioritizing features and managing sprints using Scrum methodology for efficient delivery.

Flutter Developer & System Analyst As a Flutter Developer, I contributed to building and maintaining scalable, high-performance mobile apps. I refactored a legacy codebase, achieving a 30% improvement in performance, and collaborated with a cross-functional team to design and test new features. I implemented RESTful APIs and built custom widgets and animations to enhance user experience. Key Projects: Helpco Captain: Led development from scratch, integrated Firebase messaging for real-time order updates, used Socket.IO and background services for tracking, and improved captain satisfaction by 45% through order management features. Malath Customer: Developed hotel reservation and customer subscription management features, with advanced filtering and search. Malath Hotel & Real Estate: Built features for managing hotel rooms, reservations, and real estate listings. Noor Chat: Integrated MQTT protocol for real-time chat, optimized memory usage (60% reduction), and enhanced user acquisition using deep linking with Branch.io. As a System Analyst, I worked directly with clients to analyze and document system requirements, helping reduce development time and increase efficiency. System Analysis Projects: Helpco: Streamlined the medical equipment ordering process for doctors. Khdne Maak: Designed to reduce waiting times and improve transport efficiency.