⭐⭐⭐⭐⭐ "𝘞𝘦 𝘸𝘦𝘳𝘦 𝘷𝘦𝘳𝘺 𝘩𝘢𝘱𝘱𝘺 𝘸𝘪𝘵𝘩 𝘵𝘩𝘦 𝘨𝘳𝘦𝘢𝘵 𝘸𝘰𝘳𝘬 𝘲𝘶𝘢𝘭𝘪𝘵𝘺 𝘈𝘯𝘯 𝘱𝘳𝘰𝘷𝘪𝘥𝘦𝘥 𝘢𝘯𝘥 𝘵𝘩𝘦 𝘕𝘢𝘵𝘪𝘧𝘦 𝘔𝘰𝘣𝘪𝘭𝘦 𝘵𝘦𝘢𝘮. 𝘐𝘧 𝘸𝘦 𝘳𝘦𝘲𝘶𝘪𝘳𝘦 𝘢𝘯𝘺 𝘸𝘰𝘳𝘬 𝘢𝘨𝘢𝘪𝘯, 𝘸𝘦 𝘸𝘪𝘭𝘭 𝘥𝘦𝘧𝘪𝘯𝘪𝘵𝘦𝘭𝘺 𝘶𝘴𝘦 𝘵𝘩𝘦𝘮." 🤝 𝐈 𝐜𝐨𝐝𝐞, 𝐚𝐝𝐯𝐢𝐬𝐞, 𝐚𝐧𝐝 𝐜𝐚𝐫𝐞 𝐟𝐨𝐫 𝐲𝐨𝐮𝐫 𝐩𝐫𝐨𝐝𝐮𝐜𝐭 𝐥𝐢𝐤𝐞 𝐢𝐭’𝐬 𝐦𝐢𝐧𝐞 𝐟𝐫𝐨𝐦 𝐭𝐡𝐞 𝐬𝐭𝐚𝐫𝐭. 👋 Hi! I’m Ann an Android & iOS mobile app developer Swift Kotlin mobile app development expert with 8+ years of experience building high-performance iOS apps, Android apps, and scalable cross-platform solutions with React Native. 🚀 Android & iOS Mobile App Developer | Swift • Kotlin • React Native | Mobile App Development As a Top Rated Plus Android & iOS mobile app developer Swift Kotlin mobile app development specialist on Upwork with 30+ five-star reviews and a 100% Job Success Score, I’ve helped 60+ companies and startups transform ideas into scalable, future-proof mobile products. Whether you need a native iOS app with Swift, a native Android app with Kotlin, or a cross-platform solution, I deliver Android & iOS mobile app development using Swift and Kotlin with precision, creativity, and enterprise-grade quality. From e-commerce, fitness, and healthcare to fintech, streaming, logistics, and wearable apps, my experience as an Android & iOS mobile app developer Swift Kotlin mobile app development professional spans 15+ industries and 50+ published apps. ✅ Why Partner with Me as Your Android & iOS Mobile App Developer: 8+ years of hands-on Android & iOS mobile app development using Swift, Kotlin, React Native 50+ successful iOS and Android apps delivered in Fitness Mobile App (Coaches, Gyms & AI Meal Plans) 10+ successful iOS and Android apps delivered in Fintech industry A strong mobile app development team of 50+ experts 100% Job Success Score and consistent 5-star reviews on Upwork Streaming, TV apps GPS and Map-based apps ( GPS trackers, MapBox, Google Maps integration) AI Mobile App Development MVP App Development for Wellness and Hospitality Platform Dating Mobile App Social Media App Development Mental Health Social Platform Enhance an Android, IOS mobile apps Figma designer. UX/UI designer Real Estate mobile apps Full-cycle Android & iOS mobile app development — from idea to App Store & Google Play launch AI App Expert specializing in Swift Kotlin mobile app development, on-device ML, real-time image & text processing, and LLM API integrations 🔧 Services I Provide as an Android & iOS Mobile App Developer (Swift & Kotlin): Native iOS app development with Swift & SwiftUI Native Android app development with Kotlin & Jetpack Compose Android & iOS mobile app development using Swift Kotlin architecture React Native app development for cross-platform solutions UI/UX design for iOS and Android apps (Figma, Sketch, Adobe XD) Secure API integrations & cloud services (AWS, Google Cloud) Scalable backend connections & microservices Wearable app development (Apple Watch, Wear OS, Bluetooth) Performance optimization & offline-first mobile app development 🎯 Industries I Specialize In as an Android & iOS Mobile App Developer (Swift Kotlin): 📦 E-Commerce | 🍔 Food & Drink | 📚 Education 💪 Health & Fitness | 💘 Dating | 🎬 Entertainment & Streaming 💼 Finance & Banking | 🌍 Travel | 📱 SaaS Platforms ⌚ Wearables & IoT | 🚚 Logistics & Booking Apps All powered by Android & iOS mobile app development with Swift and Kotlin. 🚀 Advanced Features I Build with Swift & Kotlin Mobile App Development: ✔️ Social login (Google, Apple, LinkedIn) ✔️ Real-time chat, WebRTC video calls & push notifications ✔️ Offline mode & smart data synchronization ✔️ GPS, geolocation, Bluetooth & geofencing ✔️ ARKit & advanced AR features ✔️ Firebase & cloud integrations ✔️ Monetization (AdMob, Meta Ads) ✔️ Voice assistants (Siri, Google Assistant, Alexa) ✔️ TV apps (tvOS, Android TV) & wearable tech (Garmin, Monkey-C) 💬 Why Choose Me as Your Android & iOS Mobile App Developer (Swift Kotlin): I bring deep expertise in Android & iOS mobile app development using Swift and Kotlin, focusing on clean architecture, scalability, performance, and business impact. Whether you’re a startup building an MVP or an enterprise scaling globally, I’m the Android & iOS mobile app developer Swift Kotlin mobile app development expert who can turn your vision into a successful product. 📱 Let’s connect and build a powerful Android & iOS mobile app with Swift and Kotlin. 🚀 Your trusted Android & iOS mobile app developer Swift Kotlin mobile app development partner is just one click away. UPD: 05.06.2026

💼 Senior Full-Stack Developer | 10+ Years of Experience | React Native | Flutter | Swift/Kotlin | NodeJS | VueJs | NestJS | SwiftUI | JetCompose | Firebase | Supabase | Mobile Apps | BLE | GPS | Maps | Scalable Systems | Mobile App Development | AI Mobile App Development | Flutter App Development | React Native App Development | iOS & Android App Development | Full Stack Mobile App Development | Kotlin | Swift | SwitUI | JetCompose | Firebase | REST APIs I am a Senior Full-Stack Developer with 10 + years of experience building high-quality, scalable, and pixel-perfect applications using React Native, Flutter, Swift, Kotlin, NodeJS, Express, NestJS, React, and Vue.js. -- specialize in cross-platform mobile apps, native iOS/Android apps, backend APIs, BLE integrations, real-time systems, mapping, GPS, IoT, and end-to-end product development. If you need a fast, reliable, and experienced developer who can take your idea to production-level quality, I can help. Let’s bring your app idea to life with AI-driven innovation, seamless UX/UI design, and robust scalable architecture. Senior Mobile App Development | Web Development | iOS Android | Flutter RN | React Native | SDK Web dev | Kotlin | Swift | SwiftUI | JetCompose ⭐ Why Clients Hire Me⭐ ✔ 10+ years of experience ✔ End-to-end process: Idea → MVP → Launch → Scaling ✔ Clean, maintainable code (SOLID, MVVM, best practices) ✔ Expertise in AI integrations for smarter user experiences ✔ Full transparency, agile workflow, and long-term partnership ✔ Flexible engagement: fixed-price or hourly ✔️ Fast and scalable delivery ✔️ Clear communication & fluent English ✔️ Clean, well-documented code ✔️ Budget-friendly without sacrificing quality ✔️ Self-managed and deadline-driven ✔ Pixel-perfect UI from Figma ✔ Bug-free, scalable, clean code architecture ✔ Expertise in native (Swift/Kotlin) + cross-platform (React Native/Flutter) ✔ Strong backend experience with Node.js & NestJS ✔ API design, integrations & automation ✔ Performance optimization & code refactoring ✔ OTA updates, CI/CD, deployment (App Store & Play Store) 🛠️ 𝐓𝐞𝐜𝐡 𝐒𝐭𝐚𝐜𝐤 I Work With 🚀 Mobile App Development - React Native, Expo, React Navigation - Flutter, Dart - Swift, SwiftUI, UIKit - Kotlin, Jetpack Compose 🚀 Backend & Full-Stack - Node.js, Express.js, NestJS - MongoDB, Firestore - Firebase Authentication / Firestore / FCM - REST APIs, Realtime DB, Cloud Functions - CI/CD pipelines (Fastlane, GitHub Actions) 🚀 Advanced Integrations - Google Maps, GPS tracking, Geofencing - Bluetooth & BLE (IoT apps) - Payment gateway integration - WebSockets & real-time messaging - Push notifications - Deep linking - Third-party API integration - APIs: REST, GraphQL - AI Tools: OpenAI (GPT), TensorFlow, Computer Vision, Google Gemini, Deepseek 🧩 Industries & Projects I Have Built I have successfully delivered apps in multiple domains: 🎟 Event & Ticket Booking Apps 🍔 Food Delivery & On-Demand Apps 🚖 Taxi Booking & Ride Sharing Apps 🏏⚽ Sports Apps (Cricket & Football) 💇‍♀️ Beauty Service Apps 💬 Real-Time Chat & Video Calling & Social Apps 💘 Dating Applications 🎮 2D Games 📍 GPS & Location Tracking Systems 📡 IoT & BLE-based Apps 🎁 Loyalty Points & Rewards Apps & Coupon Apps 📱 MVP App Development for Startups 💪 Health, Fitness & Meditation Apps ✈️ Travel & Ticket Booking Apps 🗂️ Productivity & Task Management Apps My experience helps me understand both product and technical requirements, ensuring smooth delivery and long-term maintainability. ⭐ Let’s Build Something Great If you need a senior, reliable, and long-term developer who can ship high-quality products, feel free to message me. I’m available for new projects, long-term cooperation, or part-time support. 📞 Schedule a free consultation — click Invite or Message to get started. Thank you, Avtar Singh Mobile App Development, Flutter App Development, Cross-Platform Mobile App Development, Hybrid App Development, Mobile App Design, Android App Development, iOS App Development, Real Estate App Development, Food Delivery App Development, Dating App Development, AI Mobile App Development, Full Stack Mobile App Development, Mobile App Consultation, Mobile App Development Specialist, Native (iOS & Android) Developer, AI Mobile App Expert, Full Stack Developer

Building an app is easy. Building one that users actually keep using is the hard part. I help startups and founders build AI-powered applications, SaaS platforms, mobile apps, and custom business tools using React Native, Next.js, Node.js, and modern AI technologies. My work includes: • AI Chatbots & AI Agents • OpenAI, Claude, Gemini & Custom LLM Integrations • React Native Mobile Apps (iOS & Android) • Next.js & React Web Applications • SaaS Platforms & Admin Dashboards • REST APIs & Backend Development • PostgreSQL, MongoDB, Firebase & Supabase • Stripe Subscriptions & Payment Systems • Real-Time Chat & WebSocket Applications • Automation & AI Workflows Whether you need an MVP built from scratch, an existing product improved, or AI features integrated into your application, I focus on shipping reliable, scalable solutions that are ready for real users. Tech Stack: React Native, React, Next.js, Node.js, TypeScript, PostgreSQL, MongoDB, Supabase, Firebase, OpenAI, Claude, Gemini, AWS, Docker, Vercel, Stripe, WebSockets, AI Chatbot Development, AI Intergration. I value clear communication, clean code, and delivering working software quickly. If you have an idea, MVP, SaaS product, chatbot, or AI application you'd like to build, feel free to reach out.

⚡ 𝗧𝗼𝗽-𝗥𝗮𝘁𝗲𝗱 𝗙𝗹𝘂𝘁𝘁𝗲𝗿 & 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲 𝗠𝗼𝗯𝗶𝗹𝗲 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 (𝟰𝟬+ 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽𝘀 | $𝟭𝟮𝟬𝗠+ 𝗖𝗹𝗶𝗲𝗻𝘁 𝗥𝗲𝘃𝗲𝗻𝘂𝗲 ) I’ve helped 𝗦𝘁𝗮𝗿𝘁𝘂𝗽𝘀, 𝗔𝗴𝗲𝗻𝗰𝗶𝗲𝘀 & 𝗘𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲𝘀 build high-performance 𝗶𝗢𝗦 & 𝗔𝗻𝗱𝗿𝗼𝗶𝗱 𝗠𝗼𝗯𝗶𝗹𝗲 𝗮𝗽𝗽𝘀 using Flutter, React Native, & Node. js. I specialize in scalable cross-platform apps, 𝗔𝗜-𝗽𝗼𝘄𝗲𝗿𝗲𝗱 mobile products , 𝗜𝗼𝗧-𝗶𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗲𝗱 systems & much more that deliver real business results. I’ve built and launched 𝟰𝟬+ 𝗮𝗽𝗽𝘀 on the 𝗔𝗽𝗽 𝗦𝘁𝗼𝗿𝗲 & 𝗣𝗹𝗮𝘆 𝗦𝘁𝗼𝗿𝗲 including : - 𝗔𝗜 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽𝘀 - 𝗦𝗼𝗰𝗶𝗮𝗹 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽𝘀 - 𝗕𝗼𝗼𝗸𝗶𝗻𝗴 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽𝘀 - 𝗠𝗮𝗿𝗸𝗲𝘁 𝗣𝗹𝗮𝗰𝗲 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽𝘀 - 𝗙𝗶𝗻𝘁𝗲𝗰𝗵 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽𝘀 - 𝗢𝗻-𝗗𝗲𝗺𝗮𝗻𝗱 𝗦𝗲𝗿𝘃𝗶𝗰𝗲 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽𝘀 - 𝗟𝗼𝗰𝗮𝘁𝗶𝗼𝗻 𝗕𝗮𝘀𝗲𝗱 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽𝘀 - 𝗜𝗢𝗧 & 𝗛𝗼𝗺𝗲 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽𝘀 - 𝗙𝗶𝘁𝗻𝗲𝘀𝘀 & 𝗦𝗽𝗼𝗿𝘁𝘀 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽𝘀 - 𝗔𝗜𝗖𝗵𝗮𝘁 𝗕𝗼𝘁𝘀 & 𝗔𝗜𝗖𝗵𝗮𝘁 𝗔𝗴𝗲𝗻𝘁𝘀 𝗖𝗼𝗿𝗲 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲: - 𝗖𝗿𝗼𝘀𝘀-𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁: Flutter, React Native , FlutterFlow, - 𝗡𝗮𝘁𝗶𝘃𝗲: Swift, Kotlin, Objective-C, Java - 𝗔𝗜 & 𝗠𝗟: OpenAI, Whisper, Claude, Gemini, TensorFlow, DialogFlow, MLKit, Hugging Face - 𝗣𝗮𝘆𝗺𝗲𝗻𝘁𝘀: Stripe, PayPal, RevenueCat, In-App Purchases , Apple Pay , Google Pay - 𝗔𝘂𝘁𝗵: Firebase Auth, Auth0, AWS Amplify - 𝗜𝗼𝗧 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻𝘀: Tuya SDK, AWS IoT Core, BLE, MQTT - 𝗔𝗣𝗜𝘀: Google Maps, Places, Twilio, Canva, REST, GraphQL - 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲: Firebase, MySQL, MongoDB, Supabase, PostgreSQL - 𝗖𝗹𝗼𝘂𝗱: Google Cloud, AWS, Azure, Firebase - 𝗧𝗼𝗼𝗹𝘀: Git, GitHub, Jira, Trello 🚀 𝗪𝗵𝘆 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗪𝗼𝗿𝗸 𝗪𝗶𝘁𝗵 𝗠𝗲 ✅ 24/7 communication & complete transparency ✅ Pixel-perfect UI aligned with your Figma/UX ✅ Scalable architecture + clean code ✅ Long-term support & product strategy ✅ Free consultations to help shape your product If you're looking for a high-performance mobile app with clean architecture, beautiful UI, and long-term scalability let’s connect. I’d love to discuss your project! 𝐌𝐲 𝗧𝗮𝗴𝘀 : 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 | 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐌𝐨𝐛𝐢𝐥𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐅𝐥𝐮𝐭𝐭𝐞𝐫 | 𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞 | 𝐅𝐥𝐮𝐭𝐭𝐞𝐫 𝐀𝐩𝐩 | 𝐅𝐥𝐮𝐭𝐭𝐞𝐫 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐃𝐚𝐫𝐭 | 𝐅𝐥𝐮𝐭𝐭𝐞𝐫 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞 | 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲 𝗔𝗽𝗽 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐁𝐮𝐢𝐥𝐝𝐞𝐫 | 𝐊𝐨𝐭𝐥𝐢𝐧 | 𝐉𝐚𝐯𝐚 | 𝐍𝐚𝐭𝐢𝐯𝐞 𝐀𝐧𝐝𝐫𝐨𝐢𝐝 | 𝐒𝐰𝐢𝐟𝐭 | 𝐎𝐛𝐣𝐞𝐜𝐭𝐢𝐯𝐞 𝐂 | 𝐍𝐚𝐭𝐢𝐯𝐞 𝐈𝐎𝐒 I 𝗜𝗢𝗧 | 𝗧𝘂𝘆𝗮 | 𝐅𝐢𝐫𝐞𝐛𝐚𝐬𝐞 | 𝗔𝗪𝗦 | 𝗔𝘇𝘂𝗿𝗲 | 𝗙𝗹𝘂𝘁𝘁𝗲𝗿𝗙𝗹𝗼𝘄 | 𝗶𝗢𝗦 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 𝗔𝗻𝗱𝗿𝗼𝗶𝗱 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 𝗜𝗼𝗧 𝗔𝗽𝗽 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 𝗕𝗟𝗘 𝗔𝗽𝗽 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 𝗕𝗼𝗼𝗸𝗶𝗻𝗴 𝗔𝗽𝗽 | 𝗦𝗼𝗰𝗶𝗮𝗹 𝗔𝗽𝗽 | 𝗠𝗮𝗿𝗸𝗲𝘁𝗽𝗹𝗮𝗰𝗲 𝗔𝗽𝗽 | 𝗦𝘁𝗿𝗶𝗽𝗲 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻 | 𝗙𝗶𝗿𝗲𝗯𝗮𝘀𝗲 | 𝗦𝘂𝗽𝗮𝗯𝗮𝘀𝗲 | 𝗔𝗜 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽𝘀 | 𝗢𝗽𝗲𝗻𝗔𝗜 | 𝗧𝘂𝘆𝗮 | 𝗔𝗪𝗦 | 𝗚𝗼𝗼𝗴𝗹𝗲 𝗖𝗹𝗼𝘂𝗱 | 𝗖𝗵𝗮𝘁𝗕𝗼𝘁

I help startups, founders, and businesses turn ideas into scalable mobile applications that users actually love to use. Over the last 7+ years, I have developed and launched mobile applications for startups, SaaS companies, IoT products, and growing businesses using React Native, Flutter, Node.js, AI integrations, and cloud technologies. 🎯Top 5% in app design & development on Upwork 🎯 100% Job Success (Client Satisfaction Ratio) 🎯Helped companies reduce operational time by up to 50% 🎯Rewarded as 🏆 𝗧𝗢𝗣 𝗥𝗔𝗧𝗘𝗗 🏆 by Upwork Unlike developers who simply write code, I focus on building products that are: ✅ Launch-ready ✅ Scalable from day one ✅ Designed for growth ✅ Optimized for performance ✅ Built with long-term maintainability in mind What I Can Help You Build 📱 Custom Mobile Applications • React Native Apps • Flutter Apps • Native iOS & Android Apps • Cross-Platform Applications 🤖 AI-Powered Applications • ChatGPT Integrations • AI Chatbots • Recommendation Engines • AI Content Generation • NLP-Based Features 🌐 Startup MVP Development • Product Architecture • Rapid MVP Development • SaaS Mobile Applications • Marketplace Platforms • Subscription-Based Apps 💳 Payment & Subscription Systems • Stripe • PayPal • Apple Pay • Google Pay • In-App Purchases • Subscription Management 📡 IoT & BLE Applications • Smart Device Integration • Bluetooth Low Energy (BLE) • Wearables • Real-Time Monitoring • Sensor-Based Applications ☁ Backend & Cloud Infrastructure • Node.js • Express.js • MongoDB • PostgreSQL • Firebase • AWS • REST APIs • GraphQL Why Clients Hire Me ✔ Clear communication throughout the project ✔ Product-focused approach ✔ Clean and maintainable code ✔ Fast turnaround without sacrificing quality ✔ Reliable project delivery ✔ Long-term support after launch 💚 Let’s connect and turn your app idea into a reality! React Native | Flutter | iOS Development | Android Development | Mobile App Development | Cross-Platform Development | Hybrid App Development | Native App Development | Expo | FlutterFlow | JavaScript | TypeScript | React.js | Node.js | Full Stack Development | AI Integration | ChatGPT API | OpenAI API | Machine Learning | NLP | Chatbot Development | IoT | BLE | Bluetooth Low Energy | Payment Gateway Integration | Stripe | PayPal | Google Pay | Apple Pay | Firebase | AWS | App Store Optimization | App Store Deployment | Play Store Deployment | Push Notifications | REST API | GraphQL | Redux | Zustand | Next.js | MongoDB | PostgreSQL | MySQL | UI/UX Implementation | Dashboard Development | Admin Panel Development | Testing | Performance Optimization | API Integration | MVP Development | SaaS Development #MobileAppDevelopment #ReactNative #Flutter #iOSAppDevelopment #AndroidAppDevelopment #CrossPlatformApps #AIIntegration #Firebase #StripeIntegration #PayPalIntegration #AppStoreRelease #PlayStoreRelease #UXDesign #MVPDevelopment #IoTIntegration #BLEApps #Chatbots #OpenAI #TensorFlowLite #TopRatedFreelancer #CI_CD #DevOps #Docker #PushNotifications #RealTimeApps #CustomMobileApps

I ship production-ready React Native apps to the App Store and Play Store — not demos that break after launch. 5+ years building cross-platform mobile apps (React Native, Expo, TypeScript) for startups and product teams in the US, UK, and EU — from MVP to live users, payments, and real-time features. Hi, I'm 𝙂𝙝𝙪𝙡𝙖𝙢 𝘿𝙖𝙨𝙩𝙖𝙜𝙞𝙧 — a React Native and Expo developer focused on iOS and Android apps that perform well in production, scale cleanly, and ship on time. What I do best: • React Native (CLI + Expo) — cross-platform iOS and Android development • App Store and Play Store publishing — TestFlight, EAS, production releases • Backend integration — NodeJS, Express, NestJS, REST and GraphQL APIs • Authentication — Firebase, Supabase, JWT, OAuth, Apple and Google Sign-In • Payments — Stripe, RevenueCat, Apple IAP, Google Pay • Real-time features — WebSockets, live updates, push notifications, deep linking • AI integration — OpenAI API, chatbots, smart automation • Performance — optimization, bug fixing, legacy app rescue • Web when needed — NextJS, React, ThreeJS, Tailwind, Supabase Recent projects: • Sol Hour — Real-time interactive DJ platform with 3D avatar and live guest sessions • Fenzro — AI-powered business management mobile app (React Native + Expo) • JUVA OS — Multi-service business mobile app with Expo, EAS builds, and TestFlight deployment • Juice Ordering Platform — Restaurant and F&B ordering app with cart, checkout, and order tracking • Inventory Management App — Stock, sales orders, and invoicing for retail businesses • Dex Remit — International money transfer fintech app with Stripe payments • CrowdCare Aid — Crowdfunding app with donation and payment flows • Compaklink and DiveIn — Social networking and messaging with real-time chat • Movie Streaming App — Custom video player with offline downloads • E-Commerce and Booking Apps — Product catalog, orders, and calendar scheduling Why clients work with me: ✓ 100% Job Success Score ✓ Clear communication — daily updates, fast response (0–4 hours) ✓ Clean, maintainable code your team can extend ✓ I work independently or with your existing dev team ✓ Available 30+ hrs per week — open to contract-to-hire If you need a reliable React Native developer who can take your app from idea to MVP to App Store launch, I would love to help. Message me with your project details and I will reply with a clear plan. ━━━━━━━━━━━━━━━━━━━━━━━━━━━ Keywords ━━━━━━━━━━━━━━━━━━━━━━━━━━━ React Native Developer | React Native Expo | iOS Developer | Android Developer | Mobile App Developer | Cross-Platform Developer | TypeScript | JavaScript | NodeJS | Express | MongoDB | Firebase | Supabase | Stripe | RevenueCat | OpenAI API | REST API | GraphQL | ThreeJS | React Three Fiber | NextJS | MVP Developer | Startup App Developer | App Store Deployment | Performance Optimization

I’m a 𝐌𝐨𝐛𝐢𝐥𝐞 & 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 specializing in building 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞, 𝐡𝐢𝐠𝐡-𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 𝐰𝐞𝐛 𝐚𝐧𝐝 𝐦𝐨𝐛𝐢𝐥𝐞 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 using modern technologies like 𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞, 𝐅𝐥𝐮𝐭𝐭𝐞𝐫, 𝐍𝐨𝐝𝐞.𝐣𝐬, 𝐏𝐲𝐭𝐡𝐨𝐧, 𝐚𝐧𝐝 𝐀𝐈 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬. I help businesses 𝐭𝐫𝐚𝐧𝐬𝐟𝐨𝐫𝐦 𝐢𝐝𝐞𝐚𝐬 𝐢𝐧𝐭𝐨 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧 𝐫𝐞𝐚𝐝𝐲 𝐚𝐩𝐩𝐬 from MVPs to enterprise platforms by combining clean architecture, seamless user experience, and robust backend systems. ✔ Developed interactive tools with dynamic UX and real-time functionality ✔ Built cross-platform mobile apps for sports, fitness, and business use ✔ Engineered secure platforms with advanced features like video processing & AI integration I bring 𝐞𝐧𝐝-𝐭𝐨-𝐞𝐧𝐝 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐞𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞, ensuring your product is 𝐟𝐚𝐬𝐭, 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞, 𝐬𝐞𝐜𝐮𝐫𝐞, 𝐚𝐧𝐝 𝐮𝐬𝐞𝐫-𝐟𝐫𝐢𝐞𝐧𝐝𝐥𝐲. 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 & 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬 𝐈 𝐎𝐟𝐟𝐞𝐫: 🔰 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 : ⇶ Cross-platform apps (iOS & Android) using React Native & Flutter ⇶ AI-powered mobile apps (chatbots, NLP, automation) ⇶ App redesign, optimization & feature enhancements ⇶ App Store & Google Play deployment 🔰 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐖𝐞𝐛 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 : ⇶ SaaS platforms, MVPs, and custom web applications ⇶ Frontend development (React.js, Next.js, Tailwind) ⇶ Backend systems (Node.js, Django, FastAPI) ⇶ API development (REST, GraphQL) 🔰 𝐀𝐈 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 : ⇶ OpenAI / ChatGPT API integration into web & mobile apps ⇶ AI-powered features (text processing, recommendations, content generation) ⇶ Integration of AI services into existing systems & workflows ⇶ Building intelligent, data-driven functionalities using external AI APIs 🔰 𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬 : ⇶ AWS, Azure, GCP deployments ⇶ CI/CD pipelines & Docker ⇶ Scalable cloud architecture 🔰 𝐌𝐲 𝐂𝐨𝐫𝐞 𝐓𝐞𝐜𝐡𝐧𝐢𝐜𝐚𝐥 𝐒𝐤𝐢𝐥𝐥𝐬 𝐀𝐫𝐞 : ⇶ 𝐌𝐨𝐛𝐢𝐥𝐞 ⮞ React Native, Flutter ⇶ 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 ⮞ React.js, Next.js, Vue.js, TailwindCSS ⇶ 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 ⮞ Node.js, Express, NestJS, Django, FastAPI, Flask ⇶ 𝐋𝐚𝐧𝐠𝐮𝐚𝐠𝐞𝐬 ⮞ JavaScript, TypeScript, Python ⇶ 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬 ⮞ PostgreSQL, MongoDB, MySQL, Firebase, Redis ⇶ 𝐀𝐏𝐈𝐬 ⮞ REST, GraphQL, Third-party integrations ⇶ 𝐂𝐥𝐨𝐮𝐝 ⮞ AWS, Azure, GCP, Vercel, Netlify ⇶ 𝐓𝐨𝐨𝐥𝐬 ⮞ Git, GitHub, GitLab, Bitbucket, Jira I 𝐡𝐚𝐧𝐝𝐥𝐞 𝐭𝐡𝐞 𝐞𝐧𝐭𝐢𝐫𝐞 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐩𝐫𝐨𝐜𝐞𝐬𝐬 from planning and architecture to building full stack and mobile applications, integrating APIs, testing, deployment, and ongoing support while 𝐟𝐨𝐥𝐥𝐨𝐰𝐢𝐧𝐠 𝐚𝐠𝐢𝐥𝐞 𝐰𝐨𝐫𝐤𝐟𝐥𝐨𝐰𝐬, 𝐬𝐡𝐚𝐫𝐢𝐧𝐠 𝐫𝐞𝐠𝐮𝐥𝐚𝐫 𝐮𝐩𝐝𝐚𝐭𝐞𝐬, and ensuring high quality work is delivered on time. If you’re looking for a developer who can handle both mobile and full-stack development with AI integration, I can help you turn your idea into a powerful, scalable product. 👉 Let’s connect and discuss your project!

Mobile apps rarely fail at launch. They fail when they scale, break, or stop delivering value to users. ***That is where the real work begins*** I work with startups and businesses to build mobile applications that are not just launched, but are stable, scalable, and built to perform under real user demand. From idea to App Store and Google Play, the focus stays on reliability, speed, and long-term usability. Over the past 10+ years, I have delivered 50+ mobile apps across iOS and Android, covering everything from early-stage MVPs to production-scale platforms used by growing user bases. 🔹Technology Stack: - Mobile Apps: React Native, iOS (Swift, SwiftUI), Android (Kotlin, Java), Flutter - AI/ML: ChatGPT, GPT-4o, Claude, RAG, NLP - Backend: Node.js, Python, Firebase, REST APIs - Cloud & Database: AWS, Google Cloud, MySQL, MongoDB - UI/UX Design: Figma, Adobe XD Important Note: All discussed ideas and project details are protected under a strict NDA. 🏆𝗔𝗰𝗵𝗶𝗲𝘃𝗲𝗺𝗲𝗻𝘁𝘀: - 10+ Years of Experience in mobile app development - 50+ Successful App Launches on App Store & Google Play - Fluent English & Client-Verified Communication Skills - 𝐂𝐥𝐢𝐞𝐧𝐭-𝐅𝐢𝐫𝐬𝐭 Philosophy: Quality, Satisfaction & Long-Term Partnerships 🌐 𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐲 𝐄𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞:- 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩𝐬: Dating Apps | Taxi Booking | Food Delivery | Health & Fitness | Education | E-commerce | Social Chat Apps | Music | Restaurant Apps 🔹𝐒𝐤𝐢𝐥𝐥𝐬 & 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞:- - AI & Chatbots: ChatGPT, OpenAI, AI-powered real-time chat - Backend & APIs: Node.js, Python, Firebase, REST API integration - Payments & Subscriptions: PayPal, Stripe, Razorpay, Google Pay, Apple Pay, In-App Purchases - Real-time & Media: Chat, Audio/Video Calls, Live Streaming - Location Services: Google Maps, Real-time Tracking, Geolocation - App Deployment: App Store & Play Store - AI and Chatbot Development: AI-powered chat, ChatGPT, OpenAI, Gemini, Deepseek, Replit, n8n 🔹𝐂𝐎𝐍𝐒𝐔𝐋𝐓𝐀𝐓𝐈𝐎𝐍 – • The best technology stack • App architecture & scalability strategies • Cost & timeline estimates tailored to your needs • Solutions for API integration, UI/UX, real-time features, and more Message me now to schedule a consultation! #MobileAppDeveloper #MobileAppDevelopment #AppDevelopment #iOSAppDevelopment #AndroidAppDevelopment #NativeAppDevelopment #CrossPlatformDevelopment #Flutter #ReactNative #Swift #Kotlin #Java #SwiftUI #AndroidSDK #Dart #APIIntegration #RESTAPIs #BackendDevelopment #Firebase #NodeJS #CloudServices #UIUXDesign #PushNotifications #RealTimeChat #InAppPurchases #PaymentGatewayIntegration #LocationServices #AppStoreDeployment #PlayStoreDeployment #AppOptimization #PerformanceTuning #AIIntegration #ChatGPTAPI #MachineLearningMobile #ARMobileApps #EcommerceApp #SocialAppDevelopment #FinTechMobile #HealthTechApp #OnDemandApps

I help startups, SaaS businesses, and growing companies build 𝐟𝐚𝐬𝐭, 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞, 𝐚𝐧𝐝 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧-𝐫𝐞𝐚𝐝𝐲 𝐦𝐨𝐛𝐢𝐥𝐞 𝐚𝐧𝐝 𝐰𝐞𝐛 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 that deliver real business results. With 𝟖+ years of experience in full-stack development, I specialize in creating modern applications using 𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞, 𝐍𝐞𝐱𝐭.𝐣𝐬, 𝐑𝐞𝐚𝐜𝐭.𝐣𝐬, 𝐍𝐨𝐝𝐞.𝐣𝐬, and cloud-based technologies. From MVPs for startups to enterprise-level SaaS platforms, I handle the complete development lifecycle planning, architecture, UI implementation, backend development, API integrations, deployment, and app store publishing. I build applications that are: ✔️ Scalable & Maintainable ✔️ High-Performance & SEO-Optimized ✔️ Secure & Production-Ready ✔️ User-Friendly & Conversion-Focused ✔️ Built with Clean Architecture & Best Practices 🔥 𝐌𝐘 𝐒𝐏𝐄𝐂𝐈𝐀𝐋𝐈𝐙𝐀𝐓𝐈𝐎𝐍𝐒 📱 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 • React Native App Development • Cross-Platform Mobile Apps • Expo & EAS Build Setup • iOS & Android Applications • Real-Time Chat Applications • Push Notifications & Deep Linking • Firebase Integration • Mobile App Performance Optimization • App Store & Google Play Publishing 💻 𝐖𝐞𝐛 𝐀𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 • Next.js & React.js Applications • SaaS Platforms & Admin Dashboards • Progressive Web Apps (PWA) • SEO-Friendly SSR Applications • Responsive & Pixel-Perfect UI • Landing Pages & Business Websites • High-Performance Frontend Development ⚙️ 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 & 𝐀𝐏𝐈 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 • Node.js & Express.js APIs • REST API & GraphQL Development • Authentication & Authorization Systems • Stripe & PayPal Payment Integration • WebSocket & Real-Time Features • Third-Party API Integrations • Database Architecture & Optimization 📈 𝐑𝐄𝐒𝐔𝐋𝐓𝐒 𝐈 𝐃𝐄𝐋𝐈𝐕𝐄𝐑 ✅ Reduced app load times by up to 40% ✅ Improved app stability & performance ✅ Built scalable systems serving thousands of users ✅ Delivered maintainable and future-proof codebases ✅ Successfully launched production apps on iOS, Android & Web ✅ Increased user engagement with optimized UX/UI 🛠 𝐓𝐄𝐂𝐇 𝐒𝐓𝐀𝐂𝐊 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝: React Native • Next.js • React.js • TypeScript • JavaScript • Tailwind CSS • HTML5 • CSS3 𝐁𝐚𝐜𝐤𝐞𝐧𝐝: Node.js • Express.js • REST APIs • GraphQL • Firebase Functions 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬: MongoDB • PostgreSQL • Firebase • Supabase • MySQL 𝐒𝐭𝐚𝐭𝐞 𝐌𝐚𝐧𝐚𝐠𝐞𝐦𝐞𝐧𝐭: Redux Toolkit • Zustand • Context API 𝐃𝐞𝐯𝐎𝐩𝐬 & 𝐓𝐨𝐨𝐥𝐬: Git • GitHub • Docker • Vercel • Expo • CI/CD • Postman • Figma 🌟 𝐖𝐇𝐘 𝐂𝐋𝐈𝐄𝐍𝐓𝐒 𝐖𝐎𝐑𝐊 𝐖𝐈𝐓𝐇 𝐌𝐄 ✔️ Strong Communication & Fast Response ✔️ Business-Focused Development Approach ✔️ Reliable Long-Term Collaboration ✔️ Clean, Scalable & Reusable Code ✔️ Fast Delivery Without Compromising Quality ✔️ End-to-End Product Development Expertise Whether you need a mobile app, SaaS platform, admin dashboard, marketplace, MVP, or complete full-stack solution, I can help transform your idea into a high-quality product ready for real users. 🔑 𝐊𝐄𝐘𝐖𝐎𝐑𝐃𝐒 Full Stack Developer, Senior Full Stack Developer, React Native Developer, React.js Developer, Next.js Developer, Node.js Developer, MERN Stack Developer, JavaScript Developer, TypeScript Developer, Mobile App Developer, Web Application Developer, Frontend Developer, Backend Developer, Cross-Platform App Developer, iOS Developer, Android Developer, Expo Developer, Expo EAS Developer, SaaS Developer, SaaS Application Developer, Startup MVP Developer, MVP Development Expert, REST API Developer, GraphQL Developer, API Integration Specialist, Firebase Developer, Supabase Developer, MongoDB Developer, PostgreSQL Developer, MySQL Developer, Express.js Developer, Tailwind CSS Developer, Redux Toolkit Developer, Zustand Developer, Context API Developer, WebSocket Developer, Real-Time App Developer, Authentication System Developer, JWT Authentication, OAuth Integration, Firebase Authentication, Stripe Integration, PayPal Integration, Push Notification Integration, Deep Linking, Google Maps API Integration, Third-Party API Integration, AI Integration Developer, ChatGPT API Integration, OpenAI API Developer, Responsive Web Design, Pixel-Perfect UI, SEO Optimization, SSR Developer, Server-Side Rendering, Progressive Web App Developer, PWA Developer, Clean Architecture, Scalable Application Development, High-Performance Applications, Mobile UI/UX Developer, Web UI Developer, App Optimization Expert, Mobile App Optimization, Bug Fixing Expert, Performance Optimization, Production-Ready Applications, Cloud-Based Applications, Admin Dashboard Developer, CRM Development, Custom Web Applications, Enterprise Application Development, Software Engineer, Full Stack Engineer, React Expert, Next.js Expert, React Native Expert, Node.js Expert, Mobile App Engineer, Web App Engineer, SaaS Platform Development, Marketplace App Development, E-Commerce App Development, Booking App Development.

𝐔𝐬𝐞𝐫𝐬 𝐝𝐨𝐰𝐧𝐥𝐨𝐚𝐝𝐢𝐧𝐠 𝐲𝐨𝐮𝐫 𝐚𝐩𝐩… 𝐛𝐮𝐭 𝐧𝐨𝐭 𝐬𝐭𝐢𝐜𝐤𝐢𝐧𝐠 𝐚𝐫𝐨𝐮𝐧𝐝? 𝐎𝐫 𝐬𝐭𝐫𝐮𝐠𝐠𝐥𝐢𝐧𝐠 𝐰𝐢𝐭𝐡 𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 𝐢𝐬𝐬𝐮𝐞𝐬 𝐚𝐬 𝐲𝐨𝐮𝐫 𝐩𝐫𝐨𝐝𝐮𝐜𝐭 𝐠𝐫𝐨𝐰𝐬? I build production-grade mobile and web applications designed for performance, scalability, and real users. With 6+ years of experience, I work across React Native, React.js, and Next.js to deliver fast, reliable apps for iOS and Android from MVPs to fully scaled products integrated with robust APIs and modern frontend systems. ⚙️ 𝐂𝐨𝐫𝐞 𝐂𝐚𝐩𝐚𝐛𝐢𝐥𝐢𝐭𝐢𝐞𝐬 ✔ Cross-Platform Mobile Apps – React Native for iOS & Android ✔ Web & Frontend Systems – React.js, Next.js, dashboards ✔ API-First Development – REST APIs & third-party integrations ✔ App Performance & Stability – Optimized for real-world usage ✔ Backend Connectivity – Firebase, Node.js & cloud services 🚀 𝐇𝐨𝐰 𝐈 𝐀𝐝𝐝 𝐕𝐚𝐥𝐮𝐞 - Build apps that stay fast as you scale - Deliver clean, maintainable code not fragile MVPs - Improve existing systems without breaking production - Clear communication and predictable delivery Every app is built to perform reliably in production not just look good in demos. 🤝 𝐋𝐞𝐭’𝐬 𝐁𝐮𝐢𝐥𝐝 𝐒𝐨𝐦𝐞𝐭𝐡𝐢𝐧𝐠 𝐓𝐡𝐚𝐭 𝐋𝐚𝐬𝐭𝐬 If you need a developer who thinks beyond code and focuses on product success, I’d be happy to collaborate. 📩 𝑴𝒆𝒔𝒔𝒂𝒈𝒆 𝒎𝒆 𝒕𝒐 𝒈𝒆𝒕 𝒔𝒕𝒂𝒓𝒕𝒆𝒅