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Muhammad Saleem

@muhammadsaleem9

Senior Android Developer at Terafort building Kotlin apps, including a voice changer with 5M+ Google Play downloads.

At Terafort, I build and maintain native Android apps in Kotlin and Jetpack Compose, delivering features from UI through REST API and Firebase integration to Google Play releases. I work with Room and DataStore for local persistence, and integrate Google Play Billing and AdMob.

My projects include Voice Changer: AI Sound Effect, with 5M+ Google Play downloads, and WallHub – HD Video Wallpapers 4K, with 1M+. Across my Android work, I’ve developed media, utility, personalization, and AI-powered apps using Kotlin, MVVM, Coroutines, and Firebase.

Experience

Work history, roles, and key accomplishments

Current

Senior Android Developer

Current

Terafort

Oct 2025 - Present (1 year)

Build and maintain native Android apps in Kotlin and Jetpack Compose using MVVM, Hilt, Coroutines and Flow. Deliver features end to end including UI, REST API and Firebase integration, local persistence with Room and DataStore, and Google Play releases.

Kotlin Jetpack Compose MVVM Hilt Coroutines Flow REST APIs Firebase ROOM Datastore Google Play Billing Admob

Associate Android Developer

Games Tree

Aug 2024 - Oct 2025 (1 year 2 months)

Developed features and fixed bugs for production Android apps in Kotlin and Java. Implemented media playback, file handling and API-driven screens, and worked on ad integrations, push notifications and offline functionality.

Kotlin Java Android SDK Media Players File Handling REST APIs Admob Push Notifications

Android Developer

Plasma IT Solutions

Jun 2024 - Jul 2025 (1 year 1 month)

Built Kotlin Android features for client projects using the Android Framework and REST APIs.

Kotlin Android Framework REST APIs

Android Developer

Grace Technologies

Apr 2023 - Aug 2024 (1 year 4 months)

Built and published native Android apps using Retrofit, Room, Firebase, Hilt and Jetpack components. Helped migrate the codebase from MVC to MVVM architecture and integrated Google Ads SDK and Firebase Performance Monitoring.

Kotlin Retrofit ROOM Firebase Hilt Jetpack MVC MVVM Google Ads SDK Firebase Performance Monitoring

Junior Android Developer

PakTech

Jun 2022 - Mar 2023 (9 months)

Worked on Quran Furqan and Bliss: Yoga, Meditation, Music using the Android SDK, layouts and API integration. Developed, tested and debugged native Android apps and handled Google Play publishing.

Android SDK Layout API Integration Debugging Google Play Deployment