I will fix android app bugs, issues, crashes and optimize performance

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Bangladesh

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Transforming Ideas into Seamless Android Apps!

Hello! I’m Shamsul, a professional Android app developer with 10+ years of experience building high-quality apps using Kotlin and Java. With a proven 5.0 rating across 70+ projects, you’ll get relia...

Nivel 2

Ha cumplido con los criterios de alto rendimiento y tiene un historial comprobado de cumplimiento de las expectativas de los clientes.

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Android App Crashing or Showing Errors?

Get fast, professional Android bug fixing & debugging services.


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10+ Years Experience | 70+ Happy Clients | 5.0 Rating

I fix Android app crashes, bugs, and performance issues using Kotlin & Java delivering stable, production-ready apps.


What I Fix

  • ️ App crashes (startup, runtime, ANR)
  • ️ Kotlin / Java errors
  • ️ UI bugs (XML & Jetpack Compose)
  • ️ API & network issues (Retrofit)
  • ️ Firebase (Auth, Firestore, FCM)
  • ️ Gradle & build errors
  • ️ Google Play Store rejection fixes
  • ️ Performance issues & lag
  • ️ SQLite / Room database issues
  • ️ AdMob & ads integration issues
  • ️ Update to latest Play Console policies
  • ️ Upgrade to API level 36 (targetSdk)


How It Works

  • Share APK or source code
  • Debug & analyze issues
  • Fix & optimize performance
  • Deliver stable, bug-free app


Tech Stack

Kotlin | Java | Android Studio | Jetpack Compose | Firebase | Retrofit


Why Choose Me

  • ️ Clean, scalable fixes (no temporary patches)
  • ️ Fast delivery & clear communication
  • ️ Fully tested before delivery
  • ️ Post-delivery support


Guarantee:

Stable, crash-free Android app with root-cause fixes.

Plataforma:

Android

Tipo de aplicación:

Nativo

Marcos:

Laravel

Jetpack Compose

Node.js

Propósito:

Chat

Entretenimiento

Salud y Fitness

Experiencia:

Localización

Rendimiento

Seguridad

Diseño

Lenguaje de programación:

Java

JavaScript

Kotlin

PHP

Python

Herramientas:

Flutterflow

Expo

AppSheet

Android Studio

Supabase

Mi porfolio

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