Wasim Khan

Android Engineer

Rockville Technologies

May 2024 - Present • 2 yrs

Worked as an Android Engineer developing large-scale, high-performance mobile applications using Kotlin and modern Android architecture. Developed scalable features using MVVM & Clean Architecture Integrated RESTful APIs using Retrofit and OkHttp Optimized app performance, reduced crashes, and improved stability Worked on OTT, telecom, and government-level applications Focused on maintainable, clean, and production-ready code. Projects Under Rockville 📺 Vidly – OTT Streaming Platform Contributed to a full-scale OTT platform delivering movies, dramas, Turkish series, and music Implemented dynamic content loading with REST APIs Optimized performance for smooth video browsing experience Improved app stability and reduced ANRs/crashes 🎓 TeleSchool – Government Learning App Contributed to nationwide digital learning initiative Integrated backend APIs for curriculum-based video content Focused on performance optimization and crash reduction Ensured scalable architecture for large user base 🎵 Tune App – Telecom VAS App Developed caller tune browsing and preview features Built short-video “Reels” module for content discovery Implemented Deep Linking for content sharing Optimized API calls and loading performance

Android Developer

Funsol Technologies

May 2023 - May 2024 • 1 yr

Worked on utility-based Android applications with monetization and performance optimization. Developed apps like Collage Maker, Find My Phone, PDF Reader Implemented Google AdMob (Banner, Interstitial, Native, Rewarded) Integrated Firebase Analytics and Remote Config Applied MVVM architecture for scalability Improved app responsiveness and stability

Android Developer

Ninesol Technologies

May 2022 - May 2023 • 1 yr

Developed and enhanced Android applications with subscription models and monetization strategies. Built apps like Call Announcer, Big Button Keyboard, Arabic Keyboard, PDF Reader Implemented AdMob monetization strategies Managed Firebase Remote Config Used Kotlin Coroutines, WorkManager, Foreground Services Optimized performance and background processing