7+ years crafting performant, production-grade Android applications. Specializing in real-time systems, WebRTC, Clean Architecture & scalable mobile solutions. Experience with Flutter and Unity • Backend foundation in Core PHP.
I'm a Senior Android Engineer with deep expertise in building high-quality mobile applications from the ground up. Over the past 7+ years, I've contributed to apps that handle real-time communication, secure payments, and complex media workflows.
My approach combines clean architecture principles with pragmatic engineering — delivering code that's maintainable, testable, and performs at scale. I thrive in cross-functional teams and love mentoring other developers.
data class Engineer(
val name: String = "Tayyab Ashraf",
val role: String = "Consultant Software Engineer",
val experience: Int = 7,
val languages: List<String> = listOf(
"Kotlin", "Java", "Dart", "PHP"
),
val specialty: String = "Real-Time Systems & WebRTC"
)Technologies and tools I use to build world-class Android applications.
Kotlin, Java, Android SDK, Jetpack libraries, Material Design 3
Declarative UI, custom components, state management, animations
MVVM, Clean Architecture, Repository pattern, Dependency Injection
WebRTC, Socket.IO, FFmpeg, Media Streaming, Persistence
Room, Retrofit, Coroutines, Flow, REST APIs, GraphQL
Google Maps SDK, In-App Purchases, Stripe, Google Pay
GitHub Actions, Firebase, Fastlane, Gradle builds, Play Console
JUnit, Espresso, Mockito, UI testing, code review best practices
Leading Android development for a production-scale social networking platform. Architecting real-time communication features, short video feeds, and payment systems.
Built a forgery-proof artwork passport system with NFT marketplace features. Implemented OpenCV-based damage detection and secure digital provenance tracking.
Developed and maintained multiple utility and entertainment Android applications published on Google Play Store. Key apps include Smart Switch, Meet App, Collage Maker, Ramzan Calendar, and Family Locator.
Early career experience in Unity Games development, contributing to mobile game logic, UI, and performance. Backend experience using core PHP to build REST APIs supporting front-end and mobile apps.
Featured projects that showcase my engineering capabilities.
Production-scale networking app with WebRTC video calling, real-time chat via Socket.IO + Room, and short video feeds.
Forgery-proof artwork passport system with NFT marketplace, OpenCV damage detection, and blockchain verification.
Highly rated utility app for seamless data migration between Android devices, published by Ozi Technologies.
Freelance project leveraging Android Accessibility Service to automate device actions via secure cURL requests with Python backend.
Suite of social and utility apps focusing on real-time interaction and media processing for millions of users.
Real-time location sharing and safety app utilizing Google Maps SDK and geo-fencing concepts.
Have a project in mind? I'm always open to discussing new opportunities.