I will fix android kotlin bugs crashes and integrate apis

M
moazzamsalee636
M
moazzamsalee636
Moazzam Saleem
fix android kotlin bugs crashes and integrate apis
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fix android kotlin bugs crashes and integrate apis
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fix android kotlin bugs crashes and integrate apisfix android kotlin bugs crashes and integrate apis

About this gig

Is your Android app crashing, showing incorrect data, failing to connect with an API, or behaving unexpectedly?

I am a Senior Android Developer with 6+ years of experience developing and maintaining production applications using Kotlin and Java. I can investigate the root cause, implement a clean fix, and ensure the existing functionality remains stable.

I can help you with:

Android crashes and runtime errors

Kotlin or Java bug fixing

REST API integration

Firebase and push notifications

UI, navigation and responsiveness issues

Gradle and dependency problems

Authentication and token handling

Coroutines, Flow and background tasks

Offline data and synchronization issues

Existing code improvements

You will receive:

Clean and maintainable code

Proper error handling

Tested functionality

A summary of the changes

Clear and professional communication

Please message me before ordering and share the issue, source-code availability, logs and expected behavior. I will review the scope and recommend the correct package.

Your application and source code will remain confidential.

  • App type

    • Native

  • Programming language

    • Dart
    • Java
    • Kotlin
    • Swift
    • Flutter

  • Frameworks

    • Flutter
    • Jetpack Compose
    • SwiftUI
    • Jetpack Compose Multiplatform

  • Purpose

    • Chat
    • Dating
    • Delivery
    • Restaurant
    • Entertainment
    • Medical
    • Health & fitness
    • Maps & navigation
    • Ecommerce
    • Wallet app

  • Tools

    • Android Studio
    • Unity
    • Xcode
    • Visual Studio Code
    • Visual Studio

  • Expertise

    • Localization
    • Security
    • Ads & monetization
    • Firebase
    • Analytics
    • API integration

Get to know Moazzam Saleem

Moazzam Saleem

Senior Mobile Developer

5.0(2)
  • FromKuwait
  • Member sinceAug 2019
  • Avg. response time1 hour
  • Last delivery4 days

  • Languages

    English, Urdu, Arabic
I’m a Senior Android Developer with 6+ years of experience building secure, reliable mobile and Android POS applications using Kotlin and Java.I have contributed to enterprise solutions for leading fuel and payment businesses, including ADNOC, Emarat, KNPC Q8 and Woqood. My experience includes payment integrations, POS terminals, REST APIs, Firebase, push notifications, loyalty systems, offline transaction handling and real-time applications. I can help you build a new Android app, improve an existing application, integraI focus on clean code, dependable functionality and clear communication.

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