I will fix flutter, firebase, android, and ios app bugs fast

Bulgaria

I speak Bulgarian, English, German

Mobile developer fixing app bugs and API issues

Mobile developer fixing bugs, crashes and API issues in Flutter, iOS and Android apps. I help improve performance, stability and make apps work reliably with fast delivery.
About this Gig

Fix Flutter & Firebase issues fast crashes, API bugs, notifications, and more.


I help fix bugs, crashes, and API issues in Flutter, Android, and iOS apps.


Common issues I solve:

- App crashes and unexpected behavior

- Firebase issues (Auth, Firestore, Notifications)

- API integration problems

- State management bugs

- Performance and UI issues


I work across Flutter and native layers (Kotlin / Swift), allowing me to identify root causes quickly and deliver stable solutions.


Fast and reliable debugging  

Clean, production-ready fixes  

Clear communication  


Contact me before ordering to review your issue.

Platform:

Cross-platforms

App type:

Hybrid

Frameworks:

Flutter

Jetpack Compose

SwiftUI

Purpose:

Entertainment

Maps & navigation

Education

Expertise:

Localization

Performance

Security

Firebase

Programming language:

Dart

Kotlin

Swift

Tools:

Android Studio

Xcode

My Portfolio