Hire the Best Android App Developers

Need an Android app that is fast, scalable, and production-ready? You're in the right place. I'm Inam Ullah Khan, a Native Android Developer with 3+ years of experience building modern Android applications using Kotlin, Jetpack Compose, MVVM, Firebase, and REST APIs. I help startups, SaaS companies, and growing businesses build Android apps that are reliable, maintainable, and ready for real users. What I can help you with: • Build Android apps from scratch • Jetpack Compose UI Development • Kotlin & Java Development • Firebase Authentication, Firestore & FCM • REST API Integration • Room Database & Offline Support • Google Maps & Location Features • Payment Gateway Integration • AI Features using OpenAI APIs • Bug Fixing & Performance Optimization • Google Play Store Publishing Why clients hire me: ✓ Clean, maintainable architecture (MVVM + SOLID) ✓ Fast communication ✓ Daily progress updates ✓ Production-quality code ✓ Long-term support I focus on building Android applications that are easy to scale, easy to maintain, and enjoyable for users. If you're looking for a reliable Android developer who can turn your idea into a polished product, I'd be happy to discuss your project.

Fundamentals: Experienced Android Developer 20+ released projects 7+ years of Android development experience English: Fluent I've been developing high-quality mobile apps for more than 7 years now. I've been working on a broad variety of projects: mobile banking apps, mobile clients for enterprise systems, educational and entertaining apps, b2b and b2c projects. I've worked with applications requiring different technologies and skills. I especially want to note the experience of fixing errors made by previous developers.

I'm Melissa Hong, the founder of OMG Code, a tech company specialized in web and app development. I'm honored to be a Top Rated Plus freelancer in Upwork's Customer Advocacy program, boasting a flawless Job Success Rate and holding the prestigious Top Rated Plus Badge. Additionally, I proudly serve as a Wix Community Leader and a Velo Certified Official Wix Legend Partner, bringing extensive experience in front-end and back-end web and mobile design and development. Throughout my career, I have achieved significant milestones. I have earned over $400,000 in earnings, received more than 90 five-star reviews, and successfully completed over 150 jobs, totaling an impressive 4500 hours of work. Recognized by Upwork, I have been named among the "Top 15 Wix Specialists," as well as the "27 Best Javascript Developers," "Top 27 Best Freelance PHP Developers," "Top 8 iPhone App Developers," and "Top 11 Android App Developers" for hire near San Francisco. In addition to these achievements, I have been invited as a speaker for respected organizations such as Wix, Upwork, Women Who Code, and Coding Dojo. Furthermore, I have contributed as an instructor and blogger for Udacity, collaborating closely with Stanford University. Follow your dreams, don't give up, and believe in yourself!

Right now, somewhere, a potential customer is opening your app for the first time. If it crashes, freezes, or feels slow, they won't complain. They'll just close it, quietly, and go find a competitor instead. You'll never even know why they left. That silent loss is the real cost of a shaky mobile product, and it's happening to businesses every single day without them realizing it. If you're building or scaling a mobile app right now, here's what you're probably worried about: 🧐 Will this app actually work reliably once real customers start using it? 😓 Am I going to need two separate teams, one for Android, one for iOS, twice the coordination and twice the delays? 😰 If something breaks after launch, will I be chasing someone down to fix it, or will they already be on it? 😕 Is this app built for where mobile is heading, or will I be rebuilding it again in two years? Here's how I solve that for you: 🙌 1. You get one codebase, one developer, both platforms. Instead of managing two separate teams and two separate timelines, you get Android and iOS built together, faster to launch, simpler to maintain, and one person accountable for the whole thing. 💪 2. You get someone who stays after launch. Your app's performance doesn't stop mattering the day it ships. I stay involved, watch how it performs in the real world, and fix problems before they cost you customers. 😌 3. You get a product built for where mobile is going, not just where it is today. Mobile is becoming the main way customers reach your business, and it's changing fast. AI is starting to let users interact with apps without opening them at all, and Android is expanding into robotics and connected devices. Your app needs an architecture that can grow into that future, not one that needs to be rebuilt when it arrives. 😊 4. You get proof, not promises. 10+ years of experience and 1.5M+ downloads across real, production apps used by customers in the US and Europe. Take a look at my portfolio to see exactly what I've built and the problems it solved. If you're deciding who to trust with your product, ask yourself this: do you want a developer who writes code, or one who thinks about your customers the same way you do? I do the second one.

Hi! I’m Aleena Akbar, a Software Engineer from NUST with over 4 years of experience in Android development and 1+ years experience in Web Development. I create fast, responsive apps and websites with clean code and smooth UX. I also specialize in graphic design, allowing me to deliver visually polished, user-friendly interfaces alongside powerful functionality. ✅ Services I Offer: ✓ IOS & Android App Development ✓ UI/UX Design & Visual Branding ✓ Bug Fixes & Code Optimization ✓ API Integration & Database Setup If you're looking for a reliable, creative, and professional developer — let’s work together!

As an experienced Android Developer & Mobile Developer with 10 years in the trenches, I help startups, SMBs, and founders fix "vibe-coded" apps performance, ship MVPs in weeks, integrate on-device AI / LLMs to save cloud costs, and build scalable apps from 0 to launch. ✅ 10 years of native Android & Kotlin experience (4y Java + 6y Kotlin) ✅️ 30+ projects successfully delivered ✅️ 100k+ MAU app development experience ✅️ 4.5+ average rating across launched Google Play apps ✅ Under 0.1% crash & ANR rate across all launched apps ✅️ 5-star feedback from past clients ✅️ $100k+ earned on Upwork with Top-Rated status ✅️ 100% JSS ✅️ Hands-on experience with Kotlin Multiplatform ( KMP , CMP ) In 2026 I specialize in: - on-device AI integration using MediaPipe / LiteRT / Google ML Kit / TensorFlow ( Object detection , Face detection , Pose detection , Text summarizing, OCR , TTS, STT ); - video / media editing apps ( FFMpeg , AndroidX Media3 , MediaCodec ); - build, improve and maintain media , social , edtech, utility, productivity tools); - performance optimization , bug fixing , firebase crash resolution and ANRs 🌟🌟🌟🌟🌟 Recent feedback : "I was particularly impressed by his strong attention to detail - nothing was overlooked, and the quality of the work consistently met high standards. He showed real commitment to the project, staying engaged and proactive throughout the development process. His regularity and consistency in delivering work made collaboration smooth and reliable." - Neil 🚀 Also I've been building my own Android apps so that gives me a deep understanding of not only a technical part but also ASO and monetization strategy. ✅️ Recent large-scale projects: --- PDF Maker & Reader (130k+ installs , 🌟4.6 on Google Play) Role: Android Developer / Android App Developer / Kotlin Developer I recently built this high-performance Android app from scratch based on Figma mockup using Kotlin. It allows users to quickly convert images to PDF and edit existing PDFs using a fast, local-first architecture. The app has achieved 130k+ downloads and 8k monthly active users on Google Play, with the crash rate lower than 0.1%. --- --- US Medical Education App (COMQUEST for COMLEX & COMAT Prep) Role: Android Developer / Android App Developer / Mobile Developer As part of an international team alongside iOS Developer and Web Developer, I built this Android app from scratch based on Figma designs for US medical students. Continue providing ongoing support for this project, ensuring the mobile app remains a stable and reliable tool for users. --- --- US Automotive Video Suite app Role: Android Developer / Android App Developer / Mobile Developer In collaborating with an iOS Developer and a Full Stack Developer, I built two native Android apps from scratch as a clone of iOS apps (Dealer Video Inventory and Dealer Video Suite) that allows dealers to capture high-quality vehicle inventory videos and photos. These projects helps dealers increase sales through personalized video. --- 🌟 🌟🌟🌟🌟 "Dmitri is a pleasure to work with. He's Android programming skills are exceptional. He's always professional and easy to work with. He is very methodical in his approach. Which at times has resulted in delivery scheduling slipping a little but I rather have a good product than a hastily put together product. We're continuing to work with Dima for other projects." - Philip Whether you are looking for a Mobile Developer to lead a new project or an Android Developer to optimize an existing Java / Kotlin codebase or optimize performance, my goal is to provide technical clarity and long-term stability. As a team player for cross-platform projects I have a proven track record of working alongside iOS developers to ensure smooth releases. I also have specific experience collaborating with Flutter Developers and Full Stack Developers to bridge the gap between cross-platform Flutter / React Native code and the system features specifically by developing custom Java / Kotlin modules to handle native Android OS functionality that standard Flutter plugins can't reach. --- 🚀 My core stack: 🔸️Languages: Java , Kotlin 🔸️UI: XML , Jetpack Compose 🔸️Architecture: MVVM , MVI , Clean Architecture 🔸️Native: Android SDK , Android Studio 🔸️Multiplatform: Kotlin Multiplatform ( KMM / KMP ) / Compose Multiplatform ( CMP ) 🔸️Key features: Camera , Photo & Video capture and edit using FFMpeg , OpenGL , OpenCV ; GPS , Location , Chat , Background syncronization , WorkManager and foreground services, ofline-first approach, on-device AI / LLM , VPN / WireGuard , ExoPlayer / Media3 🔸️On-device AI integration : Video analysis , Image recognition , Object detection , Face detection , Pose Detection , Camera stream analysis , Text-to-Speech , Speech-to-Text ( MediaPipe / Google AI Edge , TensorFlow / TFLite , Google ML kit ). 🔸️Cloud AI integration : OpenAI , Gemini API