Dear Sir/ma'am, I am an expert Mobile app developer and developed 35+ apps having millions of users and downloads. I have developed a wide range of mobile apps. Solana Wallet based app Beacon/Hardware devices based apps Chat app Taxi app Social app Offer & Coupon Based app Restaurant Based App Messenger App Printer Based App Beacon Estimote based app Photo editing app e-Book Reader Based App Using my Experience and Knowledge to provide 100% Guaranteed Service Blended with Quality and Accuracy. Iím an Expert, Honest, Sincere and Responsible Contractor. Looking for the next opportunity to prove my Expertise and to make a Long Term Successful Relation with my Employer.

✅ Top Rated Plus ELITE freelancer on upwork, specialising in iOS development and android development. ✔︎ 5-star rated | 100% Job Success | 10+ years experience ✔︎ 100+ projects completed | 110+ apps published to Apple App Store / Google Play ✔︎ Extensive iOS and Android experience (Swift, Objective-C, Kotlin, Java) I have more than 10 years of experience in design and development of iOS apps for iPhone, iPad and iWatch. I am a Professional with a Bachelor of Computer Science degree. I have strong technical skills in design and development of iOS apps development. My expertise includes skills like Google Analytics, Flurry, Mixpanel, AppsFlyer, Swift, Objective-C, AFNetworking, SQLite, AWS services for iOS apps. Mobile App Development Technology expertise: ------------------------------------------------------------------------------ ✅ Languages for Native App Development: Swift, Objective-C, Java, Android ✅ Frameworks: Cocoa Touch, SDWebImage, Foundation, Alamofire ✅ Tool: Xcode, Xcode IDE, Android SDK, Android Studio, Eclipse ✅ Amazon MWS API, AWS, Repricing, Sales tracking ✅ Live Stream Video/Audio, Financial mobile app development, loan calendar, event app development ✅ Networking/Cloud: JSON, REST APIs, SOAP APIs, XML, Parse, CloudKit, Firebase, Google APIs integration ✅ Social network integration (Facebook, Twitter, LinkedIn) ✅ Image Processing ✅ Web Service, Ajax, XML, RSS, SOAP, WSDL ✅ Mobile App Testing and Performance: Apple Instruments, TestFlight, Diawi, Appetize, Ranorex, AppkitBox ✅ Debugging, fixing and maintenance of existing code and Upgrading apps to Swift from Objective-C, making apps compliant to latest OS ✅ Push Notification, Geolocation- GPS location processing, media streaming, RESTful APIs ✅ CoreData, CoreGraphics, Animation, 2D Animations, QuartzCore ✅ Mobile App Design UI/UX tools: Storyboard, Sketch, Photoshop ✅ In-App purchases implementation ✅ ADS integrating (Admob, iAd, Adwords, Video Ads) ✅ Code Repository: GitHub, SVN ✅ Google Map service, open street maps, KML Overlay implementation, Apple Map service ✅ App store optimization-ASO & app Store/Play store submission process ✅ Speech recognition, text-to-speech, Siri ✅ Understanding of mobile security protocols, analytics, and social channel integration during mobile app development ✅ Chat API’S: Video Conferencing (Zoom/WebRtc/Twilio, XMPP) ✅ Photo/video/audio management (capturing, editing and sharing) ✅ Mobile App Backend: Node.js /PHP/.Net backend development ✅ Device Kit: Bluetooth Low Energy (BLE), iBeacon, NFC, credit card reader, MIDI ✅ Analytics SDKs: Google Analytics, Fabric, Firebase, Flurry Analytics ✅ Database Management: MongoDB, MySQL, SQLite, PostgreSQL, MSSQL, Cassandra Mobile App Development Services i Offer: --------------------------------------------------------------------------- ✅ iOS–iPad/iPhone app development ✅ Android app development ✅ Cross-platform mobile app development ✅ Mobile game development ✅ Internet of Things (IoT) ✅ AR/VR app development Types of Mobile Apps: ----------------------------------------------------------------------- As an Experienced Android and iOS - iPad/iPhone mobile app developer, I have worked on various kinds of mobile app development projects: ✅ Social Networking ✅ Utility & Gaming ✅ Chat/Messaging ✅ News/Magazine ✅ Geo-Location mobile app ✅ Online Shopping & m-Commerce ✅ iBeacon mobile app ✅ Audio/Video Streaming ✅ Movies ✅ Entertainment ✅ Tour/Travel mobile app

I am Expert Ionic, React application developer. I have a big experience in object oriented programming. The sphere of my knowledge includes next technologies - Java, Objective C, Android/iOS development,Angular, React, React Native, vueJs, C/C++. I have developed wide range of iphone/ipad apps along with apps for android devices which includes Nook and Kindle Fire. Below are my expertise: ✅ OOPS ✅ React Native, React ✅ Ionic Framework, Ionic, HTML5, CSS3, Angular Js (2-12),VueJs, Typescript, Javascript ✅ Redux ✅ CAPACITOR ✅ CORDOVA ✅ Onesignal ✅ In-app Purchase ✅ JavaScript ✅ Subversion, Git ✅ iPhone/iPad/iOS10, Android Apps ✅ Node+Express ✅ Backend services like google firebase, AWS lambda, Cognito ✅ Custom backend in ROR and Codeigniter ✅ MongoDB ✅ Postgre & PostgreSQL ✅ Docker ✅ FIREBASE ✅ SUPABASE ✅ NESTJS ✅ MONGODB ✅ Google Map service, open street maps, KML Overlay implementation, Apple Map service, Geo Location ✅ Facebook, Google Maps, Twitter API integration, etc. ✅ IAP Experience, Push Notification ✅ Firebase Crashlytics, Firebase Analytics ✅ MVVM, Agile Methodology & Subversion control (GIT, SVN) ✅ App Store/Google Play Market submission process ✅ Speech recognition, text-to-speech, App Siri ✅ Chat API’S: Video Conferencing (Zoom/Twilio, XMPP,) ✅ Advertisement (iAd, Adwhirl, Admob, Revmob, Chartboost, Flurry, Localytics) ✅ OpenGL ES Experience ✅ Unix Command line (Mac OS X, Ubuntu, Fedora) management ✅ PSD/Sketch/Figma design's convert to Hybrid Applicaiton Glad to assist you in your mobile apps development. Thanks,

🏅 Top Rated Mobile App Developer | iOS & Android | 12+ Years Experience | 100% Job Success I am a seasoned Mobile App Developer with 12+ years of hands-on experience building high-performance iOS and Android applications. I specialize in creating scalable, secure, and user-centric mobile apps with a strong focus on clean architecture, performance optimization, and memory management. Over the years, I’ve worked on a wide range of applications including chat & messaging apps, eCommerce platforms, location-based apps, media streaming apps, and enterprise solutions. I follow platform guidelines closely to ensure smooth App Store & Play Store approvals and long-term maintainability. 🚀 Core Mobile Development Skills 📱 Native Mobile Development iOS: Swift, Objective-C, Cocoa Touch Android: Java, JNI, NDK 💬 Real-Time Communication XMPP, OpenFire, WebRTC Audio & Video Streaming 🌐 APIs & Backend Integration REST / SOAP Web Services XML & JSON Parsing OAuth Authentication 🗺️ Maps & Location Google Maps, MapKit GPS, Geolocation, Background Location Services 💳 Payments & eCommerce PayPal, Stripe, Braintree In-App Purchases & In-App Billing 🗄️ Databases MySQL, SQLite, SQL Server 🧠 Advanced & Supporting Expertise Mobile UI/UX Patterns & App Architecture Push Notifications (APNS, FCM) & Local Notifications Background Services, Bluetooth Integration QR Code, Camera & Media Handling AdMob & Monetization Social Media Integrations (Facebook, Twitter, Instagram, YouTube) Cocos2D / Cocos2DX, LibGDX (Game Development) Live Wallpapers, Widgets & IME Keyboard Git, SVN, Bitbucket & GitHub Test Driven Development (TDD) App Store & Play Store Submission & Compliance Apple Developer Account & App Store Connect Setup 🤝 Why Clients Choose Me ✔ Clean, maintainable, and scalable code ✔ Clear communication & regular progress updates ✔ On-time delivery with attention to detail ✔ Long-term support & professional collaboration I believe in building long-term partnerships based on trust, transparency, and quality delivery. If you’re looking for a reliable mobile developer who understands both business goals and technical excellence, I’d love to work with you. 📩 Let’s discuss your idea and turn it into a successful mobile app.

I build AI-powered mobile apps and startup MVPs using Flutter — one codebase, both iOS and Android, shipped fast. If you're a founder or business with an app idea, here's what working with me looks like: → Week 1: Scope locked, architecture planned, development started → Weekly: Working builds delivered, nothing hidden → End: Production-ready app on App Store and Play Store What I specialize in: ✦ AI-powered Flutter apps (ChatGPT, OpenAI API, LLM integrations) ✦ Startup MVP development — idea to App Store in weeks ✦ Social apps with real-time chat, feeds, and media ✦ Fintech apps with payments, wallets, and transactions ✦ Health and fitness apps with AI features ✦ Booking and event management apps My tech stack: Flutter | Dart | Firebase | OpenAI API | REST APIs | Stripe | Google Maps | BLoC | Riverpod | Push Notifications Why clients choose me: ⭐ Top Rated — 100% Job Success Score ⭐ $50K+ delivered on Upwork ⭐ 50+ production apps shipped globally ⭐ No surprises — weekly demos, transparent pricing, on-time delivery ⭐ Full source code always included I don't take every project. Before starting anything I do a proper scope review to make sure I can deliver exactly what you need, on time and on budget. Message me with your app idea and I'll tell you exactly how long it will take and what it will cost — usually within a few hours.

💎 100% Job Success 🌟 40+ Top-Rated Apps – All 5★ Reviews 📱 Expert in Android & iOS — Native & Cross-Platform 🤖 AI-Powered, Next-Level Coding Vibes • Highly motivated and focused IT Engineer • More than 9 years of professional experience as Android - iOS developer, Technical Lead. • Created many user-friendly, aesthetically pleasing and fully functional applications for Android and iOS • Experienced in leading teams sized 4-6 members. • Experienced working in multiple kinds of project • Experienced in requirements analysis and functions/user flow design. • Quick learning, implementation and easy adoption to new technologies Skills: Java/Kotlin (Proficient, 9/10), Swift (Proficient, 9/10), Objective-C (Proficient, 9/10), API with PHP (Knowledgeable, 7/10), Angular JS (Knowledgeable, 8/10), Node JS (Knowledgeable, 7/10) IDEs: Eclipse (Proficient, 9/10), Android Studio (Proficient, 9/10), Sketch (Knowledgeable, 7/10), Photoshop (Knowledgeable, 7/10), XD (Knowledgeable, 7/10), Notepad++ (Proficient, 9/10) Tools: SVN (Knowledgeable, 7/10), Jira (Knowledgeable, 7/10), Trello (Proficient, 8/10), GIT (Proficient, 8/10), Bitbucket (Proficient, 8/10), Gitlab (Proficient, 8/10)

🏆 Top Rated Mobile and Web App Developer, with ⭐️ 100% Client Satisfaction on Upwork. My Upwork profile is a testament to my ability to deliver products of excellent quality, punctually and without any hassle. For me, prioritizing client satisfaction is paramount. Regardless of whether you are in the early stages, operating an established enterprise, or in the market for a Minimum Viable Product (MVP), I commit to delivering exceptional services without stretching your budget, ensuring your complete satisfaction. 🎯 Areas of Expertise: ◉ Mobile App Development: Flutter, Dart, React Native, iOS, Android ◉ Web Backend: Node.js, Python, Django ◉ Web Frontend: React.Js, HTML5, CSS3, BootStrap, JavaScript, jQuery ◉ API Integration: AWS API Gateway, AWS Lambda, Rest API, JSON, XML, PHP, Node.js, Python, FastAPI ◉ Database: SQLite, MySQL, Parse, MongoDB, AWS DynmoDB ◉ Social Integration: Facebook, Twitter, Youtube, Instagram, Snapchat, Tinder ◉ Chat: XMPP, Socket, Firebase, Twilio ◉ Payment Gateway: Paypal, Braintree, Stripe Payment Gateway ◉ In-app Features: In-App Purchase: Advertisement, Push Notifications, GCM, Google Analytics ◉ Version Control Tools - Github, Bitbucket, Gitlab ◉ Google Map, Apple Map kit, Geolocation, GPS, Location Tracking My diverse experience of developing custom applications for several industries: ✅ Health and Fitness Apps ✅ GPS/ Geo Location Apps ✅ Artificial Intelligence based Apps ✅ Bluetooth / BLE Integration Apps ✅ Food Delivery Apps ✅ Nutrition Planning Apps ✅ Restaurant Search Apps ✅ Salon Booking Apps ✅ Gym Booking Apps ✅ Taxi Apps ✅ E-commerce Apps ✅ Dating and TikTok Style Apps ✅ Video Streaming, Voice Calling, Chat and Messaging Apps ✅ Real Estate Apps ✅ Online Courses, Online Education Learning, Tutor, ✅ Hotel and Travel Booking Apps 🎯Why should you hire me? 🚀 Rewarded as 🏆 𝗧𝗢𝗣 𝗥𝗔𝗧𝗘𝗗 🏆 by Upwork 🚀 1000+ personal hours on Upwork and still counting 🚀 40000+ agency hours on Upwork and still counting 🚀 100% Job Success (Client Satisfaction Ratio) ✅ 90% of Clients Recommended working with me ✅ 80% Long-term Repeat Clients ✅ 6+ Years Of Experience ✅ High-Quality Work ✅ Cost-Effective ✅ Fluent English Verified ✅ 100+ team members specializing in end-end solutions 💬 Looking forward to working together! Whether you're a budding startup ready to enhance your product or a seasoned enterprise seeking growth, I'm at your service. Let's initiate our collaboration with a free 15-30 minute conversation to map out your journey towards success. Contact us today to discuss your project requirements.

I have 10+ years of experience in Linux And System Administration. I have been managing Linux and Windows sever and providing support. I will resolve all of your current problems and provide you these services on an ongoing basis. I Can: • Working on AWS Cloud Platform, Google Cloud, Azure Linux, WHMCS Hosting Setup, ModulesGarden CloudBilling, Owncloud/Nextcloud, Linux Proxmox, Docker Virtualization configure and maintenance, Linux bases Database, Web Hosting Control Panels like WHM Cpanel, CWP, Plesk, Webmin/Virtualmin, GSuite, WordPress, Mysql database, Web server (Apache, Nginx), Git, Gitlab, Github, AWS Server Migration and Wordpress Malware Removal, DevOps Engineer with expertise in Kubernetes, Docker, and CI/CD Pipeline, Terraform, Ansible, Jenkins. • Operating systems of Linux Red hat, Centos, Ubuntu, Debian, Fedora, Amazon Linux, Windows server's. • Cloud Services & VPS: AWS Cloud, Google Cloud, Gsuite Admin, Azure, DigitalOcean, Linode, Vultr, OVH, Hostgator, Bluehost, Godaddy, Rackspace. • Implements & Maintenance Virtualization: VMware, Proxmox, Docker, Vbox, Hyper-V Openvz, KVM. • CMS: WordPress, Laravel, Nodejs, Website Migration, Malware Removal, Injects malicious remove, Bitnami Stack, Git, Gitlab/Github. • Implements & Maintenance: Mattermost, Rocket.chat, BigBlueButton, eJabberd/XMPP. • Monitoring : Nagios, Zabbix, Grafana. • Configuring & Manage Web Hosting Panel: WHMCS Hosting Setup, WHM/Cpanel, Plesk, Centos Web Panel, Webmin/Virtualmin. • Configuring & Manage: EC2, Lightsail, Cloudfront, ELB, SES, Auto Scaling, RDS, S3, Route53, Etc. • Configuring & Manage Database: MySQL, MariaDB, Amazon Aurora, Postgresql, MongoDB. • Security: SSL Certificate, IPtables, fail2ban, DDoS, Cloudflare • Configuring & Manage DNS, DHCP, FTP, SAMBA, Active Directory, • Implement & Maintaining on Linux Postfix mail server, SendMail, GSuite, Webmail. • Working on UTM Sophos, Paloalto Firewall, software-based firewalls, Software’s, anti-virus,

I’m a senior mobile app developer with 10+ years of experience building high-quality, scalable applications for iOS and Android. I specialise in native iOS development (Swift, SwiftUI), native Android development (Kotlin, Java), and cross-platform apps using Flutter (Dart). My focus is on delivering fast, intuitive, and reliable apps with an excellent user experience across all platforms. I’ve successfully delivered 50+ mobile applications to the Apple App Store and Google Play Store, working with clients worldwide. My experience spans multiple industries, including finance, healthcare, e-commerce, social media, and travel. I manage the entire development lifecycle, from idea validation and UI/UX design to development, testing, and final store deployment, ensuring smooth and successful launches. ________________________________________ Technical Expertise • Native iOS development (Swift, SwiftUI) • Native Android development (Kotlin, Java) • Cross-platform development using Flutter (Dart) • Firebase (Auth, Firestore, Cloud Functions, FCM) • Real-time features, push notifications, and authentication • RESTful & GraphQL API integration • Third-party SDKs (payments, maps, analytics, social logins) • Architectures: MVC, MVVM, Clean Architecture • Scalable, maintainable, and performance-optimised code ________________________________________ As a full-cycle developer, I design intuitive user interfaces, write clean and efficient code, and perform thorough QA testing. I follow SOLID principles and clean architecture to ensure long-term maintainability, high performance, and scalability. I also optimise apps for speed, memory usage, and stability, even as user demand grows. I guide clients through App Store and Google Play deployment, ensuring full compliance with platform guidelines. ________________________________________ How I Work • Professional, reliable, and transparent communication • Close collaboration at every project stage • Regular progress updates and feedback cycles • Experience with startups, agencies, and enterprises • Flexible with workflows and team structures • Strong commitment to deadlines and budgets • Long-term partnership mindset focused on trust and quality ________________________________________ If you’re looking to build a high-quality mobile app that delivers real business value. let’s discuss your project and bring your vision to life.

✅ 8+ years of experience as an Full Stack Developer. ✅ 3500+ Hours of work history as an Full Stack Developer ✅ Master's degree in Computer Application.   ✅ 100% Client Satisfaction. Hi, I am Mamta Kumari Full Stack Developer. From more than 9+ years of experience in Mobile development, I am a professional Developer who has extensive experience in iPhone, iPad development. My focus is on doing high quality work and client satisfaction. I am finding an individual approach to each new job and do it professionally, quickly, qualitatively, paying attention to even the smallest details. My Skills: ✅iPhone Applications. ✅Android apps using Android Studio  ✅ XML/JSON parsing, soap response and web service  ✅ In app purchase, Paypal, Braintree, Stripe,  CCAvenue payment integration ✅ Fire base Push Notification (FCM) ✅ Chat & Messaging Engine: XMPP, OpenFire, Quickblox, Socket. ✅ Social Media (Facebook, Instagram, Google+, Twitter, Linkedin etc) Integration ✅ Google analytics, Flurry, Fabric, Crashlytics, Image editor SDK, dropbox SDK  ✅ Geo Location, GPS, Google Map API, Apple Map API ✅ Trello, Jira, Slack, Asana project management tool  ✅ Apple/Google play store submission