Senior Mobile
Developer
I craft high-performance Android & iOS apps that users love, from startup MVPs to apps with 10M+ downloads. 6+ years of shipping to Play Store & App Store.
I craft high-performance Android & iOS apps that users love, from startup MVPs to apps with 10M+ downloads. 6+ years of shipping to Play Store & App Store.
Total downloads across Play Store and App Store
Production apps shipped on both platforms
User ratings across published applications
Years building Android & iOS apps professionally
I'm Nadeem Aslam, a mobile developer with 6+ years of experience shipping Android and iOS apps. My work has reached millions of users across Play Store and App Store.
At Invotyx, I lead a team of 5 engineers building production apps in Kotlin, Swift, and Jetpack Compose. Our flagship VPN app crossed 5M+ downloads with a 4.5-star rating. I've also integrated monetization strategies that boosted revenue by 35%.
Outside of my full-time role, I take on freelance projects. If you need a reliable developer for your next mobile app, let's talk.
Secure proxy and network optimization app with 5M+ installs on Play Store. Built with advanced networking capabilities, subscription monetization, and a seamless user experience.
High-performance VPN with 1M+ downloads. Integrated Unity ads and subscription model, increasing monthly revenue by 35%. Led a team of 5 engineers.
Network optimization app for iOS enhancing mobile connectivity. Supports 19 languages and Apple Vision. Clean SwiftUI interface with real-time performance monitoring.
iOS counterpart of the flagship VPN with strong encryption, no-logs policy, and servers optimized for gaming and streaming. Subscription-based monetization.
Smart IPTV client for streaming live TV on Android devices with ExoPlayer integration for smooth, buffer-free playback.
Intelligent AI-powered chatbot with natural language processing and conversational AI. Built with SwiftUI and Core Data.
Led team of 5 engineers. Built 15+ Android & iOS apps with 5M+ combined downloads. Increased revenue 35%. Improved performance 30% and retention 20%.
69 five-star reviews from clients across US, UK, Canada, Netherlands, and Saudi Arabia. Built native and cross-platform apps for international clients with repeat business.
Developed 3 mobile apps. Built location-based app with Google Maps, backup app with Drive API (10K+ users), and file-sharing app (4.5★). Mentored junior devs.
Contributed to e-commerce app with Firebase real-time updates. Reduced crash rates by 15% through rigorous debugging.
"Working with Nadeem is always exceptional. He don't only fix the problem you have, he gives you awesome tips and solutions for future issues. I've worked with Nadeem since 2022. I recommend 100%."
"Nadeem works very quickly, and does not back down from a challenge. I had some relatively unusual requests for my app, and he figured out how to get them all working. Will be asking for more of his help in the future."
"Quick and to the point. Very well done. Communication is clear and delivery was fast. Very happy!"
"He handled the Flutter development with confidence and clarity. The app feels stable, responsive, and well put together from both a user and technical point of view."
"It was a pleasure to work with Nadeem. He completed the iOS and Android apps in a short time. I recommend to work with this guy. I hope he will be my apps developer from now on."
"Nadeem is also reliable in terms of communication, specifications with attention to details. Another successful collaboration."
I build native Android apps using Kotlin and Java, native iOS apps using Swift and SwiftUI, and cross-platform apps using Flutter and React Native. I also work with Kotlin Multiplatform (KMM) for shared business logic across platforms.
VPN and networking apps (8.9M+ downloads), streaming and IPTV players, AI chatbot assistants, healthcare apps, remote control apps, news aggregators, and business tools. My apps span Play Store and App Store with 5M+ total downloads.
Yes. I have 69 five-star reviews on Fiverr from clients in the US, UK, Canada, Netherlands, Saudi Arabia, Luxembourg, and Dominican Republic. I communicate in English and maintain a 1-hour average response time.
Absolutely. I handle everything from ideation and architecture through development, testing, Play Store and App Store deployment, and post-launch maintenance. I've published 25+ apps across both stores.
You can reach me through WhatsApp, email at link2nadeemaslam@gmail.com, or hire me directly on Fiverr at fiverr.com/nadeem585. I'm available for both short-term projects and long-term contracts.