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I will fix flutter app bugs, crashes and firebase errors for android and ios

Pakistan

I speak English, Urdu

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Mobile app Development Nodejs Expert

Hi, I'm Usama Sultan, a Software Engineer & Flutter expert with 4+ years of experience in scalable, high-performance app development. 🔧 My Services: • Flutter Mobile Apps (Android & iOS) • Flutter W...
About this Gig

Stuck with a Flutter bug, crash, or Firebase error that won't go away? I'm Usama Sultan, a Flutter Developer & Software Engineer with 4+ years of experience building and fixing apps for Android and iOS.


I'll find the issue fast and ship a clean, production-ready fix no bloated code, no shortcuts.


I Can Fix:

- Firebase & Firestore integration bugs

- Flutter app crashes & performance issues

- State management issues (Provider, Bloc, Riverpod)

- UI & layout glitches

- Build.gradle & AndroidX errors

- pubspec.yaml & dependency errors

- Camera, Gallery & media bugs

- Push notification bugs

- Login/Signup & authentication issues

- API & backend integration errors

- Play Store / App Store submission issues

- Algorithm & logic bugs


Why Work With Me:

- Fast, reliable Flutter bug fixes

- Clean, maintainable, well-documented code

- 100% satisfaction guaranteed

- On-time delivery, every time

- Free support after delivery


Got a Flutter bug that's been stuck for days? Send me the error and I'll tell you honestly if I can fix it. Let's make your Flutter app stable and bug-free.

Platform:

Cross-platforms

App type:

Hybrid

Frameworks:

Flutter

•

Kivy

•

PhoneGap

•

Laravel

•

Angular

•

Node.js

Purpose:

Chat

•

Entertainment

•

Health & fitness

•

Kids

Expertise:

Localization

•

Performance

•

Security

•

Design

Programming language:

Dart

•

Java

•

JavaScript

•

Kotlin

•

PHP

•

React Native

Tools:

Power apps

•

Bubble

•

Xamarin

•

Flutterflow

•

Android Studio

•

Xcode

My Portfolio