h
hassan_015

Hassan Z.

@hassan_015

Senior Flutter Developer, AI, Firebase, APIs, iOS and Android

Pakistan
English, Urdu
About me
Senior Flutter Developer with 5+ years of experience building production-ready iOS and Android apps. I specialize in Flutter, Firebase, REST APIs, Maps/GPS, offline-first apps, push notifications and third-party integrations. I also build AI-powered features using OpenAI GPT, Gemini and Claude, including AI assistants, intelligent chat, content generation and custom AI workflows. I focus on clean code, reliable delivery and building real products that are ready to launch and scale.... Read more

Skills

h
hassan_015
Hassan Z.
Offline • 
Average response time: 1 hour

See my services

Mobile App Customization
I will build your IOS and android mobile app
From$50 / projectMore details
Mobile App Bug Fixes
I will fix flutter build errors, gradle r,8 cocoapods, and code signing
From$35 / projectMore details

Portfolio

Work experience

Abacus

Mobile App Developer

Abacus • Full-time

Jul 2022 - Present • 4 yrs 3 mos

Led mobile development across multiple engagements, cutting time-to-market by 20%. Reduced production bug rates by 30% after introducing TDD, increased session retention by 18% with offline-first SQLite/Hive storage, and mentored junior developers through pair programming and code reviews.