Osamah Attiah
مرشح محترف
Mobile App DevelopmentRiyadh, Saudi Arabia
عني
Senior Flutter Developer with 5 years of proven experience architecting and shipping production-grade mobile and web applications across fintech, e-commerce, and humanitarian sectors — serving thousands of active users in challenging low- connectivity environments. Expert in Clean Architecture, Riverpod/BLoC state management, Kotlin Multiplatform (KMP), and offline-first design patterns — with a track record of reducing maintenance costs by 40%, cutting onboarding time by 50%, and achieving ~99% transaction success rates under real-world constraints. A hands-on technical leader who bridges Flutter with native iOS (Swift) and Android (Kotlin), mentors junior developers, and consistently delivers measurable business impact at speed.