Hammad Khan

• Lead livestreaming and chat system development at scale using Jetpack Compose and Agora SDK. • Delivered features used by 50M+ users, including real-time messaging with MQTT and scalable notification systems. • Drove monetisation via seamless payment SDK integration, boosting in-app revenue.

-Delivered 4 production Android applications using MVVM Clean Architecture, reducing development time by 35% through modular component design and achieving 4.5+ star ratings on the Play Store -Reduced crash rate by 85% implementing comprehensive error handling with Firebase Crashlytics, ProGuard optimisation, and memory leak detection using LeakCanary

• Built a scalable pub-sub system for real-time post interactions using sockets. • Architected Single Activity apps with MVVM and Jetpack; ANR kept under 0.5%. • The HOOD app featured on Shark Tank India for its unique social model.

- Developed libraries that reduce implementation effort by 50% by applying SOLID principles and various design patterns, including Builder, Singleton, and Strategy, among others. - Developed Kotlin projects with user-friendly interfaces using XML, efficiently managing multithreading with coroutines for clients. - Proficiently utilized Kotlin, Java, Git, JSON, Coroutines, XML, and MVVM architecture.

- Collaborated on the GoRefer Application with Dagger 2, MVVM Architecture, and Firebase Cloud Messaging (FCM) for notifications, ensuring comprehensive functionality. - Transitioned a Java project, Gogaga, from MVP architecture to MVVM architecture, enhancing its adaptability and maintainability.