# Shahid Iqbal — Senior Android & Kotlin Multiplatform Engineer
> Senior Android & Kotlin Multiplatform (KMP/CMP) Developer with 5+ years of experience building scalable, high-performance mobile applications with Jetpack Compose, Clean Architecture, and cross-platform native solutions.

## Professional Summary
Shahid Iqbal is a Senior Android and Kotlin Multiplatform Engineer specializing in robust mobile app architecture, reactive UI development with Jetpack Compose & Compose Multiplatform, high-scale media streaming, camera processing, and offline-first database systems. With production applications serving thousands of users on the Google Play Store and open-source contributions across KMP, he builds native-speed experiences across Android, iOS, and Desktop.

## Core Technical Competencies
- **Languages:** Kotlin, Java, Swift, SQL.
- **Android Native Development:** Jetpack Compose, Android SDK, Android Jetpack, Coroutines & Flow, Clean Architecture, MVI / MVVM, Dependency Injection (Hilt, Koin).
- **Cross-Platform:** Kotlin Multiplatform (KMP), Compose Multiplatform (CMP) targeting Android, iOS, and Desktop (macOS, Windows, Linux).
- **Media & Hardware Interop:** ExoPlayer, Media3, CameraX real-time image & video processing, Sensor APIs, Bluetooth, Location Services.
- **Data & Networking:** Room Database, SQLite, Offline-First Architecture, Ktor Client, Retrofit, Firebase (Cloud Firestore, Auth, Crashlytics, Cloud Messaging), RESTful APIs.
- **Testing & Tooling:** Unit Testing, UI Testing, Performance Profiling, Memory Leak Optimization (LeakCanary, Android Studio Profiler), Gradle (KTS), Git, CI/CD.

## Featured Production Applications (Google Play Store)
- [Telawa Hafs Quran](https://play.google.com/store/apps/details?id=com.smartech.quran.mushaf.telawa.hafs): Production Quran audio streaming application with ExoPlayer, Media3, background playback service, and Jetpack Compose.
- [Kids Quran](https://play.google.com/store/apps/details?id=online.smartech.kids.quran): Interactive audio and visual learning app built with Kotlin, Jetpack Compose, and gamified animations.
- [El-Mohafez](https://play.google.com/store/apps/details?id=net.hammady.android.mohafez): Advanced Quran memorization tracker utilizing Clean Architecture and offline data synchronization.
- [Time Warp Scan : Face Scanner](https://play.google.com/store/apps/details?id=com.app.resort.time.warp.scan.face.scanner.offline): Real-time camera processing, custom image warping shaders, and video recording with CameraX.
- [Wifi Analyzer & Speed Test](https://play.google.com/store/apps/details?id=com.appresort.wifi.analyzer.wifi.scanner.speed.test): Low-level network diagnostics, signal strength metrics, and Wi-Fi performance analysis.

## Open Source Libraries & Projects
- [GeoQibla](https://github.com/Shahidzbi4213/GeoQibla): Kotlin Multiplatform Compose library designed to calculate Qibla direction, manage location services, and integrate compass sensor functionality across Android and iOS. Documentation: https://shahidzbi4213.github.io/GeoQibla/
- [Screeny (WallpaperApp-Cmp)](https://github.com/Shahidzbi4213/WallpaperApp-Cmp): Cross-platform wallpaper application built with Compose Multiplatform running on Android, iOS, and Desktop.
- [SampleReelsApp](https://github.com/Shahidzbi4213/SampleReelsApp): High-performance interactive short-video reels feed implementation using Jetpack Compose and ExoPlayer.

## Technical Writing & Architectural Deep Dives
- [GeoQibla Case Study & Kotlin Multiplatform Architecture](https://medium.com/@shahid.iqbal4213): Engineering breakdown of building shared sensor and compass layers in KMP.
- [What is Suspended Function in Kotlin?](https://medium.com/@shahid.iqbal4213/what-is-suspended-function-in-kotlin-417e93899bd5): Coroutine concurrency primitives and non-blocking asynchronous patterns in Android.

## Professional Links & Contact
- **Portfolio Website:** https://shahid-iqbal.dev/
- **Resume (PDF):** https://shahid-iqbal.dev/resume.pdf
- **GitHub:** https://github.com/Shahidzbi4213
- **LinkedIn:** https://www.linkedin.com/in/shahidzbi/
- **Medium:** https://medium.com/@shahid.iqbal4213
- **Twitter / X:** https://x.com/shahidzbi
- **Stack Overflow:** https://stackoverflow.com/users/12536083/shahid-iqbal
- **Direct Email:** mailto:shahid.iqbal4213@gmail.com