👨‍💻 About Me:

I’m a passionate and results-driven Android Developer with over 5 years of experience in building scalable, secure, and user-friendly mobile applications — including enterprise POS and fintech solutions. I focus on delivering intuitive UI/UX, strong architecture, and clean, maintainable code. Always eager to learn and collaborate to achieve top-tier results.

📍 Location: Qalyub, Egypt
📧 Email: ahmed.sheref.3.96@gmail.com
📞 Phone: +20 108 087 1296
🔗 LinkedIn: AhmedSheref96
📱 GitHub: AhmedSheref96
🎮 Google Play Developer: My Apps

• Languages: Kotlin, Java, OOP, Data Structures
• Design Patterns: Clean Code, Clean Architecture
• Architecture: MVI, MVVM, MVP
• Networking: Retrofit, Ktor, OkHttp, Socket Programming
• Firebase: FCM, Crashlytics, Remote Config
• Jetpack Components: Navigation, Paging, Room, Data Store, WorkManager, Compose UI
• Dependency Injection: Hilt, Koin, Dagger
• Asynchronous Tasks: Coroutines, RxJava
• CI/CD: Fastlane, GitHub Actions, GitLab CI
• Version Control: GitHub, Bitbucket, GitLab
• Testing: Unit Testing, Espresso, TDD
• Payment Gateway Integration: Fawry, Paymob, UrWay (Saudi Arabia)
• Play Store Console: Publishing & Management

• Senior Android Developer @ NTG (Jul 2024 – Present)

  • Contributed to fintech POS systems with EMV card support.
  • Focused on performance and security for low-spec POS terminals.
  • Engaged in architectural planning, code reviews, and feature delivery.

• Senior Android Developer @ Misr Tech (Aug 2023 – Jul 2024)

  • Developed ticketing and merchant solutions for PAX, Sunmi, and New-POS devices.
  • Refactored legacy code for performance and security improvements.

• Senior Android Developer @ Botit (Jan 2023 – Jan 2025)

  • Led development of instant shopping app with seamless UI and Paymob integration.
  • Promoted to senior role, ensuring scalable and maintainable feature design.

• Android Developer @ Semicolonltd (Dec 2021 – Aug 2023)

  • Published multiple Android apps with emphasis on usability and maintainability.

• Indie Android Developer @ Google Play (2019 – Present)

  • Independently developed and published apps with thousands of installs.

• Bab Rizk (NTG):
  Fintech POS system offering telecom, utility bill payment, and card-based services.
  Website

• Botit App:
  One-stop instant shopping app with Paymob integration.
  Play Store

• Buses Ticketing (MisrTech):
  POS app for cash/card-based transport ticketing with SAM module and printing.

• Mwasalat Misr:
  Passenger app with trip location, flavor customization, and performance optimization.
  Play Store

• Moqawalt Misr:
  Contracting field app with nested views and map integration.
  Play Store

• My-Utils (GitHub):
  Reusable Android utilities and UI components.
  GitHub

• DotsHR:
  Secure HR app for company-based employee and finance management. (Pending release)

• Healthy Diet Application:
  Personal app for intermittent fasting and weight loss assistance.
  Play Store

B.Sc. in Computer Science – Benha, Egypt (2021)

• Android TDD Masterclass (Aug 2024 – Present)
  Clean Architecture, HILT, Espresso, Unit Testing

• Gradle for Android and Java
  Product flavors, multi-variant apps, Gradle configuration best practices

Thanks for visiting my GitHub! Feel free to check out my projects or connect with me on LinkedIn.