Summary
Mohamed S is a highly skilled Flutter Developer with nearly four years of experience delivering scalable, maintainable, and user-focused cross-platform applications. Known for developing apps with over 200K+ downloads, Mohamed has a strong foundation in software architecture, testable code, and clean design principles including SOLID, Clean Architecture, and TDD. He is proficient in Flutter, Dart, Kotlin, and Java, and has hands-on experience integrating real-time features like secure audio/video calling with Agora, local data synchronization using SQLite, Drift, and Hive, as well as implementing native functionality with Kotlin to optimize authentication and reduce costs. His projects demonstrate strong architectural decisions and optimization techniques, such as reducing bug reports by 90% and refactoring legacy systems for maintainability. Mohamed has worked with tools like Firebase, RxDart, Shorebird, UXCam, Pusher, and has used analytics and agile workflows (Scrum and Kanban) with platforms like Jira and Azure. He has collaborated with diverse teams and stakeholders across remote and on-site roles, delivering business-impactful features while mentoring junior developers and leading technical sessions. His technical breadth is matched by his commitment to high performance, responsive design, and continuous learning, making him an asset to any mobile development team focused on building robust and user-centric applications.
Meet Mohamed S.
Assessment Scores
Average score on Manage State in Flutter with Nested Components, Difficulty Medium
Average Score on Design a Real-Time Financial Data Flutter Application, Difficulty Medium
Average Score on Design an Efficient API Integration Strategy for E-Commerce, Difficulty Medium
Average score on Mobile Application Feature for Item Fetching, Difficulty Hard
Experience
innovaDigits
Flutter Developer
Full-Time
Nov 2024 — Present
Works on maintenance and adding features to a medical app
Collaborates with a cross-functional team to achieve business goals
Participates in discussions with teammates and stakeholders of different backgrounds and expertise
Refactored three legacy modules in the system to ensure maintainability
Reduced bug reports by 90% and made the app stable
Implemented secure audio & video calls using Agora, preventing screen or audio recording or sharing
Gave three sessions in multiple technical topics
Technologies:
Flutter
Dart
Agora
Payment Gateway
Clean Architecture
Chat & Pusher
BLoC
Tamayyuz Center Ltd
Flutter Developer
Full-Time
Jun 2021 — Present
Architected & wrote Huffaz Al-Mutoon app, an e-learning application that has 150K+ download
Built Huffaz Al-Quran app, which has 60k+ downloads
Used native Kotlin code & hashing algorithms to auto-login depending on SIM number, which saved 50% of OTP costs
Wrote an efficient contacts sync system
Used GoLang and pure Dart code to automate some operations
Technologies:
Flutter
Dart
Problem Solving
Kotlin
Security & Hashing Algorithms
SQLite
Data Synchronization
Data Structures & Algorithms
Complex State Management
BLoC
Streams
io & File Management
Chat
Abjadiyat
Freelance Flutter Developer
Full-Time
Dec 2022 — Oct 2023
Built a basic courses app using Flutter
The app features include user authentication, courses listing and subscription, payment and certifications
Technologies:
Flutter
Dart
Payment
Projects
Huffaz Al-Quran
- An app for memorizing the Quran, with 50k+ downloads. - Wrote native Kotlin code for the feature of reading sim card numbers well. - Dealt with SQLite, DriftDB, Contacts, synchronization logic, zip files, Audio Player, and Pusher. - Used GoLang and pure Dart code to automate some operations. - Collaborated with cross-functional teams to deliver the features on time. Skills used: OOP, SOLID, Clean Architecture, BLoC, Firebase, Dio, SQLite, HiveDB, Git & Git Flow, Profiling Tools, Flavors, Shorebird, Native Kotlin, Unit Testing, Google Play: https://play.google.com/store/apps/details?id=com.tamayyuzcenter.huffazulquran Apple App Store: https://apps.apple.com/us/app/حفاظ-القرآن/id6477892177
Nabdaat (Doctor & Patient)
Nabdaat is a medical project that connects patients to doctors by three kinds of bookings: - Clinic Booking - Online Meeting Booking - Home Visits This includes: - Having an app for the doctors and an app for the patients - Checking the legal status of doctors, clinics and hospitals - Registering & managing doctors, clinics and hospitals - Making online meetings for online bookings - Having Chat & Notifications - Managing drugs and medical data Skills used: OOP, SOLID, Clean Architecture, BLoC, Firebase, Git & Git Flow, Profiling Tools, Agora, Pusher & Realtime Chat, WebView Payment Patient App: https://play.google.com/store/apps/details?id=com.nabdaat.patient Doctor App: https://play.google.com/store/apps/details?id=com.nabadat.doctor
Huffaz Al-Mutoon
An e-learning application for memorizing islamic textbooks. The application has 150K+ downloads. Google Play: https://play.google.com/store/apps/details?id=com.tamayyuzcenter.huffazulmutoon&hl=ar Apple App Store: https://apps.apple.com/eg/app/حفاظ-المتون/id1582827587
Abjadiyyat Online
A basic courses app using Flutter, featuring user authentication, courses listing and subscription. Android: https://play.google.com/store/apps/details?id=com.online.abjadyat&hl=ar iOS: https://apps.apple.com/eg/app/online-أبجديات/id6478036103
Data Structures and Algorithms In Dart
Implementation for the most popular DSA using Dart
Problem Solving
Problems that I practiced during my learning journey
Education
Bachelor of Mechatronics Engineering
2018 - 2023
Mansoura University
Mansoura, Egypt
