Islāmābād, Pakistan
Experienced Mobile Developer | Android (Jetpack Compose) & iOS (SwiftUI) Specialist | Ad Tech & AI Voice Integration Expert | Upwork Top Freelancer I'm a passionate Mobile Developer with 4+ years of experience crafting powerful, user-focused applications for Android — and recently expanding into iOS development using Swift and SwiftUI. My Android expertise spans Kotlin, Jetpack Compose, and MVVM architecture, delivering apps with real-time sync, offline support, smooth UI/UX, and advanced features like multilingual AI chatbots and voice interactions. On the iOS side, I’ve been building seamless, responsive apps with SwiftUI and integrating them into cross-platform workflows for projects like Zestlog — a wellness app that leverages AI and conversational UI. 💼 As a Top Rated Freelancer on Upwork, I work with global clients to build modern, scalable, and monetized mobile solutions. My experience includes: ✅ REST APIs · Room · Google Maps & MapBox ✅ AdTech: AdMob, Meta, AppLovin + Mediation & AdWords Campaigns ✅ ML Kit · Python Model Integration · Web Scraping ✅ Firebase Suite: Analytics, Remote Config, Messaging, Storage ✅ Custom UI/UX: Animated Keyboards, Screen Locks, Gesture/Voice Interactions I believe growth comes from constant learning — and I’m always expanding my skillset to stay ahead in mobile tech. Whether you're building from scratch or scaling an existing product, let's connect and build something impactful together. 🔗 Upwork Profile: https://www.upwork.com/freelancers/affan97ahmed
As a Senior Mobile Developer at Zestlog through Upwork, I lead the cross-platform development of innovative, user-centric mobile applications focused on fitness, wellness, and conversational AI. I contribute to both Android and iOS platforms to create seamless, high-performance experiences. My role involves: ✅ Building scalable Android and iOS apps using Jetpack Compose, SwiftUI, MVVM, and Kotlin/Swift ✅ Integrating AI-driven voice interactions for a seamless, screenless experience ✅ Optimizing app performance using Coroutines, Room Database, and Retrofit APIs ✅ Implementing real-time data processing for fitness and wellness tracking ✅ Enhancing user engagement through intuitive UI/UX and smooth animations ✅ Collaborating closely with designers and backend developers to align app features with business goals At Zestlog, I aim to push the boundaries of mobile innovation and deliver solutions that empower users on their wellness journey. 🚀 Skills: Jetpack Compose · SwiftUI · Kotlin · Swift · Retrofit · Android · iOS · OpenAI API · Chatbot Development · Room Database · Coroutines · Gradle · Firebase
At CoreDesk, I played a key role in designing and developing a wide range of Android applications, focusing on real-time tracking, AI-driven translation, security, and interactive mapping solutions. My responsibilities included: ✅ Developing high-performance apps using Kotlin, Jetpack Compose, and MVVM architecture ✅ Building feature-rich applications, including: Flight Tracker – Real-time flight tracking with Google Maps integration Live Earth Map – Customizable maps using MapBox, live camera feeds, and Stardroid integration Language Translator – AI-powered translations with offline support and camera translation Photo Locker – Secure photo encryption and privacy-focused storage ✅ Integrating REST APIs for real-time data updates ✅ Optimizing app performance with Room Database and Coroutines ✅ Implementing advanced UI/UX features for a seamless user experience During my time at CoreDesk, I delivered scalable, user-friendly applications that have reached millions of users worldwide. 🚀