Hello, I'm Natnael Seyoum.
Experienced Go, Java and Flutter Engineer.
About Me
Results-driven developer with a strong commitment to excellence in crafting innovative mobile applications and resilient back-end systems, drawing on over 5 years of industry experience to deliver exceptional solutions that meet client needs.
Professional Journey
Kacha DFS (Fintech)
A timeline is a graphical representation on which important events are marked.A timeline is a graphical representation on which important events are marked.
EagleLion System Technology(Fintech)
• Global Money Transaction App with Advanced Security:
- Implemented Approov's dynamic certificate pinning and anti-tampering measures
- Engineered real-time app attestation and integrity verification
- Deployed API protection against automated bots and script attacks
- Secured sensitive financial data with Approov's runtime application self-protection
- Maintained optimal app performance while implementing stringent security protocols
• Advanced Call Management System:
- Implemented comprehensive mobile application with native call handling
- Engineered the app to handle call events and notifications in terminated, backgroundand foreground states
- Developed native-level modifications for:
∙ Seamless video call management
∙ Push notifications
∙ Background processing optimization
∙ Cross-platform compatibility
Alliance College
1. Parent Teacher Communication App
• Implemented real-time messaging using Firebase and WebSocket
• Integrated push notifications and Figma-based UI components
• Established CI/CD pipeline with Codemagic and Sentry monitoring
2. SMIS (Student Management Information System)
• Built location-based verification using OpenStreetMap and Geolocator
• Implemented efficient caching strategies for offline functionality
• Developed real-time tracking with Flutter Bloc state management
3. Safe Exam Desktop App
• Engineered secure browser mode with keyboard/screen locking
• Implemented real-time proctoring system using WebSocket
• Created robust identity verification system
HexLabs
• Built a geo-fencing app with comprehensive functionality:
- Background location tracking
- Foreground monitoring
- Terminated state handling
• Payment Integration:
- Implemented Chapa payment system
- Developed secure transaction handling
• Technical Implementation:
- Built with Flutter and Spring Boot
- Implemented real-time messaging using WebSockets
- Created event management system
- Developed automated notifications for school-parent engagement
Ethiopian Space Science and Technology Institute
• Satellite Image Catalog System
-Developed comprehensive imagery management system
- Integrated Flutter Map for visualization
- Implemented satellite imagery processing and display