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I am a Flutter Developer helping startups, product teams, and agencies build reliable mobile applications — from simple MVPs to complex apps with real-time features, chat, push notifications, Google Maps, and Firebase integrations. If you need a Flutter Developer who cares about both clean architecture and real user experience, I can take your idea, existing codebase, or partial prototype and turn it into a polished, production-ready mobile app. What I usually build: - Flutter mobile applications for iOS and Android - Real-time chat and messaging features - Apps with push notifications, Google Maps, and location services - Firebase-powered backends: Auth, Firestore, Cloud Functions, Storage - REST API integrations connecting Flutter to Django, Node.js, or any backend - Clean, responsive UI with smooth UX across different screen sizes - Authentication flows, permissions, payment integrations, and onboarding screens As a Flutter Developer, I focus on clean architecture, maintainable code, and clear communication with clients — including non-technical ones. I understand backend systems and have hands-on experience working with Django backends, which means I can collaborate effectively with your backend team or work full-stack on smaller projects. My core stack: Flutter | Dart | Riverpod | Bloc/Cubit | Firebase | REST APIs | Google Maps SDK | Push Notifications (FCN) | Dio | SQLite | GitHub | CI/CD | App Store & Play Store Deployment Clients usually come to me when they need a Flutter Developer to: - Build a mobile MVP from scratch - Refactor or improve an existing Flutter application - Add real-time features, chat, or notifications to an existing app - Connect a Flutter frontend to a backend via REST or Firebase - Fix performance, architecture, or UI/UX problems - Integrate third-party APIs, maps, payments, or automation services I have strong experience in mobile development, cross-platform engineering, and product-oriented delivery. This means I do not only write code — I help translate business requirements into a working, maintainable app that your users will actually enjoy. If you are looking for a Flutter Developer who takes responsibility for both technical quality and consistent delivery, send me a short description of your project and I will suggest the next steps.

👋 Hello! I’m a Top Rated 🌟 Flutter Full-Stack Developer with 3+ years of experience creating robust, user-friendly mobile and web applications. __________________________________ I pride myself on being an affordable full-stack developer with a 100% Job Success Score 💯 who consistently delivers high-quality results on time. My expertise lies in efficient mobile development using Flutter for cross-platform apps, enhanced by advanced state management solutions including BLoC, Riverpod, Provider, and more. I also excel in native development for both iOS and Android (using Swift/Objective-C and Kotlin/Java), as well as in Vue.js, Dart, secure backends in Python, Firebase, and cloud-based solutions with AWS for scalable, production-ready architectures. _______________________________________________________________________ Skills & Expertise • 📱 Flutter & Dart: Crafting beautiful, responsive iOS/Android apps from a single codebase using Flutter. Expert in advanced state management (BLoC, Riverpod, Provider, etc.) and best practices for clean, maintainable code. • 📲 Native Mobile Development: Developing native iOS apps using Swift/Objective-C and Android apps using Kotlin/Java to create platform-specific functionalities when required. • 🌐 Front-End (Vue.js, Dart & Native): Creating interactive web interfaces with Vue.js and building dynamic front-end applications with Dart. Skilled in integrating native components to deliver seamless user experiences. • ⚙️ Back-End (Python, Firebase & More): Developing secure APIs and server-side logic using frameworks such as FastAPI, Django, or Flask. Proficient in robust database integrations, leveraging Firebase for real-time data, authentication, and serverless functions, as well as integrating RESTful and GraphQL APIs. • ☁️ AWS Cloud & Serverless: Hands-on experience with: Amazon S3 – file storage, static hosting, and CDN integration API Gateway – REST & GraphQL endpoints AWS Lambda – serverless compute (Python/Node.js) DynamoDB – scalable NoSQL databases CloudFront + ACM – secure global delivery with HTTPS/SSL Cognito – user authentication & authorization Amplify – CI/CD and app hosting pipelines Delivering secure, scalable, and cost-effective infrastructures for production-ready apps. • 🚀 Full-Stack Development & CI/CD: Delivering complete end-to-end solutions—from mobile and web development to backend and cloud server setups. Experienced with Git and automated workflows. • 💡 Cost-Effective & Scalable Solutions: Focusing on optimized workflows and maintainable code to deliver solutions that save you time and money while remaining scalable for growth. _________________________________________ • 💬 Clear Communication & Client-Centric Approach: With a 100% Job Success Rate and glowing testimonials, I maintain strong project management and collaboration to keep you updated every step of the way. _______________________________________________________________________ Work History & Testimonials I am proud to be a Top Rated freelancer with a 100% Job Success Rate on Upwork. My strong work history, proven expertise, and portfolio of satisfied clients have led to long-term collaborations and consistently glowing reviews. _______________________________________________________________________ Why Work With Me? • 💰 Affordability & Value: Competitive rates and flexible budgeting ensure maximum value for your investment. • ⚡ Quality & Efficiency: Receive clean, well-documented code and high-performance apps delivered on schedule. • 🛠️ Comprehensive Full-Stack Services: I manage everything from mobile app development (both cross-platform and native) to front-end and back-end solutions, ensuring consistency and streamlined communication. • 🌟 Proven Client Satisfaction: With Top Rated status and a 100% Job Success Score, I am committed to exceeding client expectations and delivering outstanding results. • 🔄 Long-Term Engagement: I welcome contracts of 3+ months for ongoing collaborations, as well as shorter projects tailored to your specific needs. _______________________________________________________________________ 🤝 Let's Work Together I’m passionate about turning your ideas into reality with cost-effective, scalable, and robust solutions. If you’re searching for a developer who offers a comprehensive tech stack with Flutter, native iOS/Android, Python/Firebase backends, and AWS cloud expertise—let’s chat! I'm ready to help build your next great app—on time and within budget. Contact me today, and let's discuss how we can achieve your project goals together 🚀. _______________________________________________________________________ Keywords: Flutter, Top Rated Developer, Full-Stack, BLoC, Riverpod, Provider, Native Development, Swift, Objective-C, Kotlin, Java, Vue.js, Dart, Python, Firebase, AWS, Amazon S3, API Gateway, Lambda, DynamoDB, CloudFront, Cognito, Amplify, Cross-Platform, Mobile Apps, Web Applications.

👋 Hi there ! Looking for an elite Senior Android Developer to architect, secure, and scale powerful Android applications? With 20+ years in native Android development, I've worked across every major SDK, library, and device evolution—delivering fast, secure, and maintainable apps that perform under pressure. I’ve developed and launched 100+ Android apps with over 20 million total downloads and an average Google Play rating of 4.8+. My work has helped reduce crash rates by 70%, shrink APK sizes by up to 60%, and increase app startup speed by 45%. From startups to Fortune 500s, I’ve led 12+ dev teams in delivering mission-critical, high-ROI apps for fintech, defense, media, and beyond. 🏆 Why Work With Me for Android Development? ✔️ 20+ years of deep Android expertise with Java, Kotlin, Jetpack, and NDK ✔️ Delivered 100+ apps to production — 20M+ installs, 4.8+ average rating ✔️ Reduced load times by 45% through advanced performance profiling ✔️ Security-hardened apps using R8, ProGuard, LLVM, NDK, and SELinux policies ✔️ Scaled enterprise-grade apps with 99.99% uptime and real-time data sync ✔️ Played key roles in HIPAA-, FIPS-, and PCI-DSS-compliant mobile solutions 🚀 Core Android Development Services: 📌 Native Android App Development 🔹 Expert in Kotlin, Java, Android SDK, Jetpack Compose, View System 🔹 Responsive UIs across all screen sizes using ConstraintLayout, MotionLayout, Compose 🔹 Modular architecture (MVVM, Clean Architecture, MVI, VIPER) 🔹 Advanced state handling with LiveData, Coroutines, Flow, RxJava 🔹 CameraX, MediaCodec, ExoPlayer for media-heavy apps 🔹 Full device compatibility from Android 5.0+ through latest Android 14 📌 Android Security & Low-Level Optimization 🔹 Obfuscation, code hardening, and NDK-level protection 🔹 Reverse engineering mitigation via Frida/Root detection 🔹 Low-level optimization with ARM NEON, RenderScript, JNI, and custom kernels 🔹 SELinux customization for hardened AOSP builds 🔹 Hardware integration with sensors, gyroscopes, accelerometers, and BLE 📌 Multimedia, Games & Streaming 🔹 Real-time video/audio with FFmpeg, OpenGL, Vulkan, MediaCodec 🔹 Game engines: Unity3D, LibGDX, custom OpenGL renderers 🔹 Augmented Reality with ARCore, face tracking, 3D overlays 🔹 Advanced drawing tools, canvas-based animation, real-time filters 📌 Backend Integration & Architecture 🔹 REST, GraphQL, gRPC, WebSockets, Firebase, and custom socket protocols 🔹 Secure data sync, push notifications (FCM), and analytics (Firebase, Amplitude) 🔹 CI/CD pipelines using Jenkins, Bitrise, GitHub Actions, and custom Gradle workflows 🔹 Offline sync and caching strategies for resilient performance 📌 Scalable Architecture & Cross-Platform 🔹 Kotlin Multiplatform, Clean Architecture, modularized multi-feature apps 🔹 Deep understanding of Android App Bundles, Play Feature Delivery, and Instant Apps 🔹 Flutter experience for select cross-platform needs (Dart/Flutter SDK) 📌 Database & Networking 🔹 SQLite, Room, Realm, SQLDelight, Firebase Realtime/Firestore 🔹 JSON parsing with Gson, Moshi, org.json 🔹 API integration using Retrofit, OkHttp, Apollo Client 🌟 Results-Driven Impact ✅ 70% reduction in crash rates using advanced testing and monitoring ✅ 45% increase in startup speed through bytecode and resource optimization ✅ 60% smaller APK sizes using modularization and build optimization ✅ 50% faster delivery cycles using custom CI/CD pipelines ✅ 40–65% increase in user retention through performance and UX refinement ✅ 99.99% stability in live apps with over 1M monthly active users 💡 Focused On What Matters Most: ✔️ Clean, scalable, testable code that teams can maintain and extend ✔️ Proactive debugging and crash prevention strategies ✔️ User-first experiences built for performance and engagement ✔️ Modern, maintainable app structure that grows with your business ✔️ Full lifecycle support-from idea to Play Store launch and beyond 🚀 Ready to Build a High-Performance Android App? Let’s talk! Whether you're starting from scratch, rebuilding a legacy app, or scaling for millions-I'll help you build it right, fast, and with precision. 05.02.2026

👋 Hello! Ready to collaborate with a proven iOS developer? Let’s talk. Send me a message and let’s bring your app to life.📨 Are you looking for a Senior iOS Developer who delivers high-performance, scalable, and user-focused native iOS applications? As a seasoned iOS developer, I specialize in transforming product ideas into robust mobile solutions using Swift and Objective-C - leveraging the full native iOS stack to deliver seamless user experiences. As a dedicated iOS developer with 15+ years of experience, I’ve completed 700+ iOS projects and logged thousands of hours purely in native app development. My apps have achieved a 70% reduction in crash rates, 50% boost in performance, and up to 60% higher user retention. I handle the full iOS development lifecycle-from ideation and architecture to App Store release and ongoing optimization-with proven results. 🏆 Why partner with me as your iOS developer? ✔️ Deep iOS ecosystem knowledge: Swift, Objective-C, UIKit, SwiftUI, Combine ✔️ Reliable delivery: Completed complex iOS projects for startups, enterprises, and niche industries ✔️ Full-cycle mobile iOS development: From UI/UX implementation to backend integrations and business logic ✔️ Performance-oriented: iOS performance tuning, memory optimization, and profiling for apps that run 35% faster and use 45% less memory ✔️ Modern development workflow: CI/CD pipelines (Fastlane, GitHub Actions), CocoaPods/SPM, architectural best practices (MVVM, VIPER) ✔️ Feature integration expertise: Leveraging Apple SDKs and third-party iOS libraries to accelerate delivery and improve stability 🚀 My core iOS developer services: 📌 Native iOS app development 🔹 Custom iOS development using Swift, Objective-C, and Objective-C++ 🔹 Expertise in key iOS frameworks: UIKit, SwiftUI, Core Data, Combine, MapKit, Core Location, AVFoundation 🔹 Responsive UI design for all iOS devices (iPhone, iPad) 🔹 Alignment with Apple’s Human Interface Guidelines (HIG) 🔹 Helped clients increase App Store ratings by over 1.5 stars through UX-focused iOS updates 📌 Advanced native iOS features 🔹 ARKit and SceneKit for augmented reality 🔹 Core ML and Vision for intelligent iOS features 🔹 BLE, HealthKit, PassKit, Core Motion for device integration 🔹 Real-time communication: Twilio, Sendbird, APNS 🔹 Metal and Core Graphics for high-performance iOS graphics 🔹 GameKit, SpriteKit, ReplayKit for gaming-related iOS apps 📌 Data management and iOS backend integration 🔹 Core Data, Realm, SQLite, CloudKit, Firebase Firestore for persistent iOS storage 🔹 Native networking: URLSession, Alamofire 🔹 REST, GraphQL, and AWS integrations 🔹 Offline support and sync strategies - optimized for poor connectivity environments 📌 Cross-platform awareness 🔹 Flutter and Dart experience for clients needing broader support (iOS-first focus) 📌 Testing, optimization, and iOS deployment 🔹 XCTest, Instruments, UI testing, network debugging 🔹 Automated deployments using Fastlane, Xcode Cloud 🔹 Efficient iOS project structuring using Tuist and modularized architecture 🔹 TestFlight and App Store release management handled end-to-end 📌 Third-party SDKs and analytics in iOS apps 🔹 Firebase, Flurry, Google Analytics integration 🔹 Ad SDKs (AdMob, Google Ads, MKStoreKit) for monetization 🔹 Social integrations and custom SDK usage to enhance your iOS app’s feature set 🔹 Increased monetization efficiency up to 80% with smart ad integration and IAP workflows 💡 My focus as an iOS developer 🔹 Building clean, scalable, and future-proof iOS architectures 🔹 Optimizing rendering and interaction performance for real-world use 🔹 Minimizing crash rates and post-launch bug reports 🔹 Implementing pixel-perfect UIs from Figma, Sketch, or Adobe XD 🔹 Writing testable, maintainable iOS code that reduces technical debt 🌟 Industries I’ve delivered iOS apps for 🔹 Social networking 🔹 Mobile banking and fintech 🔹 Health and fitness (Health Kit) 🔹 Retail and e-commerce 🔹 GPS and navigation (Map Kit, Core Location) 🔹 Smart devices and IoT 🔹 Entertainment platforms 🔹 iOS gaming (SpriteKit, Unity, GameKit) 🚀 Let’s build your iOS app right - from the first line of code to the final push to App Store.

I'm a coder of solutions that drive business success. I can help you scale the infrastructure of your website to handle ever-growing traffic and feature sets. Apple iOS experienced developer with an extensive history of coding solutions. I've experienced: - Objective-C | Swift | Dart & Flutter - Firebase | MySQL | MariaDB - BLOC State Management - Google Maps | Yandex Maps - Social auth providers: Apple, Google, Facebook, Twitter, VKontakte - Sentry, Crashlytics, Google Analytics, AdMob, Push notifications - In-App Purchases, Stripe, PayPal Looking forward to establishing long-term relationships. If I can be of any further assistance do not hesitate to contact me.

🅷🅴🆈 👋 I’m a senior mobile app developer with 25 years of experience building high-performance Android & iOS apps, cross-platform solutions with Flutter, and mobile-first platforms that scale across millions of users. I specialize in native iOS (Swift, SwiftUI, Objective-C) native Android (Kotlin, Java), as well as Flutter, React Native, and Kotlin Multiplatform Mobile (KMP) - delivering elegant, stable, and maintainable mobile apps from the ground up. I’ve built 700+ apps across 20+ industries, from social networks and fintech to healthcare and smart IoT. My apps have ranked in the top charts, driven 80% user engagement increase, and reduced crash rates by up to 70%. I bring deep expertise in mobile architecture, native UI/UX implementation, performance optimization, device-level integration (BLE, GPS, sensors), CI/CD pipelines, and App Store / Google Play delivery. 🏆 Why Clients Choose Me ✔️ 25 years of hands-on experience in mobile development ✔️ 700+ mobile apps shipped across Android, iOS, Flutter & React Native ✔️ Reduced crash rate by 70% and improved app speed by 50% on key projects ✔️ Proficient in full mobile stack - UI, business logic, APIs, storage & deployment ✔️ Delivered cross-platform apps used by 5M+ users worldwide ✔️ Led app modernization projects that cut legacy codebase by 40% ✔️ Built KMP-based solutions for unified Android/iOS delivery and faster release cycles ✔️ Experience working with startups, enterprises, and Fortune 500s 📱 Native Mobile Development (iOS & Android) - Native Android apps with Kotlin, Java, Jetpack Compose, Material Design 3 - Native iOS apps with Swift, Objective-C, SwiftUI, UIKit, Combine - Extensive work with platform SDKs, sensors, cameras, biometrics, and BLE - Modular and scalable architecture: MVVM, Clean Architecture, VIPER - App Store & Google Play deployment, TestFlight & Firebase testing - Dependency injection, Jetpack libraries, Swift Package Manager, CocoaPods - Reduced app launch time by 50% through UI/threading optimization - Built multi-language apps with full localization and accessibility support 🔁 Cross-Platform Mobile Development - Flutter (Dart) for beautiful, performant mobile UIs across iOS and Android - React Native with custom native module bridging (Java/Obj-C) - Kotlin Multiplatform Mobile (KMM) to share business logic between platforms - Cross-platform codebases reduced development time by 40–60% - Custom platform views, adaptive UI layouts, and native plugin integrations - Delivered consistent performance & UX across devices 🔧 Backend & API Integration - Firebase (Auth, Firestore, Realtime DB, Cloud Functions, Analytics, Crashlytics) - RESTful API & GraphQL integration, token management, caching - Offline sync & local storage: Room, SQLite, Core Data, Realm - Advanced data parsing & security with Retrofit, Moshi, GSON, Alamofire - Push notifications: FCM, APNS, OneSignal, custom schedulers - Built mobile apps powering live sports stats, geolocation trackers, and health dashboards ⚙️ DevOps, CI/CD & Testing - Fastlane, GitHub Actions, Bitrise, Xcode Cloud, Firebase App Distribution - Unit testing, Espresso, XCTest, UI Automator, and snapshot testing - Optimized delivery pipeline for 2x faster release cycles - Code linting, crash analytics, beta testing, and staged rollout strategy - Crash-free session rates increased to 99.8% on enterprise mobile apps 📊 Mobile Analytics & Monetization - Analytics: Firebase, Amplitude, Google Analytics, Mixpanel - Monetization: in-app purchases, subscriptions, AdMob, Facebook Ads - Real-time event tracking and funnel optimization - Improved retention and session time by 60% using data-driven iteration 🔌 Hardware & Native SDK Integrations - Core Bluetooth, Core Motion, HealthKit, Google Fit, PassKit, Apple Pay - Camera, audio, video processing with AV Foundation & CameraX - Third-party SDKs: Twilio, Sendbird, Stripe, Agora, Mapbox, OpenCV - Built IoT control panels, BLE device dashboards, and voice-command apps 🌍 Industries Served - Fintech & Banking (KYC, payments, secure auth) - Healthcare & Fitness (wearables, telemedicine, step tracking) - E-commerce & Retail (catalogs, product scanners, loyalty apps) - Smart Home & IoT (remote control, Bluetooth integration) - Education, Social Networking, Travel, Utilities, Entertainment ✅ Let’s Build a Mobile App That Delivers From native Android/iOS development to efficient cross-platform delivery - I bring full-cycle mobile expertise to help you design, build, scale, and optimize your app. 📩 Ready to launch something impactful? Text me!