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shahzaibhassan4

Shahzaib Hassan

@shahzaibhassan4

Senior Flutter Developer: Expert in Android, iOS, Dart, and Firebase

Pakistan
English, Urdu, German
About me
I’m a Professional Flutter Developer with 3+ years of experience building high-performance Android & iOS apps. I specialize in Flutter, Dart, Firebase, REST & GraphQL APIs, real-time features, and pixel-perfect UI from Figma. I’ve launched production apps with 10,000+ downloads, delivering scalable, secure, and smooth solutions. I help startups and businesses with app development, bug fixing, performance optimization, API integration, and MVP development.... Read more

Skills

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shahzaibhassan4
Shahzaib Hassan
Offline • 
Average response time: 1 hour

See my services

Cross-Platform Development
I will convert figma UI to flutter responsive mobile app
From$120 / projectMore details
Mobile App Bug Fixes
I will fix flutter bugs and resolve store rejections
From$40 / projectMore details

Portfolio

Work experience

Senior Mobile Application Developer

Code Encoders • Full-time

Dec 2023 - Present • 2 yrs 5 mos

Delivered multiple production-ready mobile applications with pixel-perfect UI implementation from Figma designs, ensuring high performance and smooth user experience across Android and iOS platforms. Integrated RevenueCat for in-app purchases (IAP), subscription management, and full App Store compliance. Implemented Google Places API for advanced location-based features including place search and geolocation services. Enabled secure multi-provider authentication with Apple, Google, and Facebook social logins, along with Web3-based authentication using Web3Auth. Integrated DIDIT KYC verification system to ensure secure user onboarding and compliance-ready identity verification.