I will quickly fix bugs and maintain your flutter or android app

Bangladesh

I speak Bengali, English

Professional Android and Flutter App Developer

I am a professional Mobile App Developer and founder of Syntfy IT with experience in Android and Flutter app development. I build high-quality apps using Java, Flutter, Firebase, Node.js, Supabase, an...
About this Gig

Is your Flutter or Android app crashing, freezing, or not working as expected?

I provide professional bug fixing and maintenance services for Flutter and native Android apps, delivering clean, stable, and optimized solutions quickly and reliably.

What I can fix and improve:

App crashes and runtime errors

UI/UX bugs and layout issues

Firebase and API connection problems

Login and authentication issues

Performance and slow loading fixes

Play Store and App Store rejection fixes

State management issues (Provider, Bloc, GetX)

Android and iOS compatibility issues

Database and Firestore query errors

Push notification and FCM issues

Why choose me:

Fast delivery within 27 days

Thorough code review before fixing

Secure and clean code practices

Tested on real devices before delivery

Clear communication throughout the process

Free re-fix if the same bug reappears

30 days post-delivery support for bug-related issues, minor fixes, and guidance

What I need from you:

Source code (GitHub or ZIP file)

Clear description of the issue

Screenshots or screen recording

Error logs or crash reports if available

Message me before ordering so I can review your issue and provide the right solution.

Platform:

Cross-platforms

App type:

Hybrid

Frameworks:

Flutter

Jetpack Compose

Purpose:

Entertainment

Medical

Health & fitness

Education

IoT

Expertise:

Localization

Performance

Security

Design

Programming language:

Dart

Java

Kotlin

Tools:

Android Studio

Xcode

My Portfolio

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