✅ Fluent English ✅ Upwork Top-Rated Developer ✅ 100% client recommendation 𝐀𝐌𝐀𝐙𝐈𝐍𝐆 𝐂𝐋𝐈𝐄𝐍𝐓 𝐓𝐄𝐒𝐓𝐈𝐌𝐎𝐍𝐈𝐀𝐋𝐒: ★★★★★ - Edwin. | React Native App "Good Job! I am very impressed by the service quality, knowledge and professionalism of Bina. I like how she promptly answer my queries and always provide me a feedback about the status of the project. She is very trustworthy ,reliable and satisfactory till the deployment of our app. And, she can provide ideas and recommendations that are effective.I would highly recommend Bina for her valuable services without hesitation and will absolutely hire her again in our second phase of our project. Thanks again Bina!" --------------------------------------------------------------------------------------------- I have 8+ of experience with Mobile app development using Native as well as Hybrid technologies. Native technologies for iOS such as Objective-C, Swift, Xcode Native technologies for Android such as Java, Kotlin, Android Studio, JavaSDK Hybrid technologies such as : React Native and Flutter/Dart I've worked with various third party services such as AWS Server Hosting with load balancer, RDS, EC2 Instance, S3 bucket, Security group, Security Key, SES mail sending service, SNS push notification service, AWS cloudfront, Heroku server,DigitalOcean droplet, EngineYard etc. I am a strong person with excellent motivation skills and a record of delivering projects that are on schedule and within scope requirements. There is one thing which I will never tell you out loud, because I think it just goes without saying - your satisfaction is guaranteed. I've also worked with various payment gateways such as Stripe, Braintree, Paypal, Chargify, Checkout Express. I am also good with Ruby on rails, Angular JS, Node JS and Other JS framework, In-depth knowledge of CSS3, HTML5, jQuery, JS and Ruby based frameworks. I have ability in testing frameworks such as ruby cucumber, Rspec. iOS Engineer with expertise in: : - AWS Mobile Hub, Amazon Web Services - Firebase - CoreData, Core Location, AVFoundation, SQLite. - Parse SDK, Parse Cloud Modules (Images, Mailgun, Stripe, Mandrill, Java Script, Push Notificaqtions) . - MBass. - Enterprise Level Application. - SOAP, REST API - Apple WATCH KIT, Watch OS 2. - Social Networking Integration: Facebook, Twitter integration, Tumblr, Flickr, Instagram, Google plus - XMPP chat, sqlite, coredata - Calendar, Alarm Applications, Push and Local Notifications - Google API for MAP, Calendar ,Google Drive and other cloud services - Payment Gateway Integration, Paypal, Stripe - Live streaming , Audio and Video - Image processing, Photo Filtering and Effect, Custom Camera design and Development. - Image Editing,Image Filtering and Camera I am very fluent in English communication (Oral & Written)

Hi, I'm Hardik, 𝐚 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐖𝐞𝐛 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 𝐰𝐢𝐭𝐡 10+ 𝐲𝐞𝐚𝐫𝐬 𝐨𝐟 𝐞𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 𝐛𝐮𝐢𝐥𝐝𝐢𝐧𝐠 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞, 𝐬𝐞𝐜𝐮𝐫𝐞, 𝐚𝐧𝐝 𝐡𝐢𝐠𝐡-𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 𝐰𝐞𝐛 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬. 𝐈 𝐬𝐩𝐞𝐜𝐢𝐚𝐥𝐢𝐳𝐞 𝐢𝐧: ✔ Custom Web Application Development ✔ SaaS Platform Development ✔ REST API & Third-Party Integrations ✔ Backend Architecture & Database Design ✔ Frontend Development with Modern JS Frameworks 🛠 𝐓𝐞𝐜𝐡 𝐒𝐭𝐚𝐜𝐤 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝: ✔React.js, Vue.js, JavaScript, HTML5, CSS3, Tailwind CSS 𝐁𝐚𝐜𝐤𝐞𝐧𝐝: ✔Node.js, Express.js, PHP, Laravel 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞: ✔MySQL, MongoDB 𝐎𝐭𝐡𝐞𝐫 𝐒𝐤𝐢𝐥𝐥𝐬: ✔REST APIs, Webhooks, Payment Integration (Stripe, Razorpay), Authentication Systems, Cloud Deployment 💡 𝐖𝐡𝐚𝐭 𝐈 𝐃𝐞𝐥𝐢𝐯𝐞𝐫 - Clean & scalable architecture - Fast loading web applications - Secure authentication systems - SEO-friendly structure - Ongoing maintenance & support If you're looking for a reliable full stack developer who understands both business logic and technical implementation. let's connect now. Regards, Hardik

⭐⭐⭐⭐⭐ ✓ TOP RATED PLUS FREELANCER ✓ 100% JOB SUCCESS SCORE ✓ 60+ COMPLETED JOBS ON UPWORK ✓ 5 STAR RATING ON ALL JOBS I am senior Mobile app developer - 5 minutes Mobile (iOS/iPhone/iPad/Android) interview with me leads you to the incredible future about your innovative mobile idea than you were expecting in the drawing board. In the Mobile Development (iOS/iPhone/iPad/Android) field, I have 10+ years experience. I always aim to maintain a long term relationship with my clients . Whether you’ve lost your original developer, need additional resources or want a brand new app , I can step in and take over wherever you need. -------------------------- My Skills ----------------------------------------- ✓ iOS apps using Objective-C , Swift 2.x/3.0/4.0 & Xamarin ✓ Android apps using Core Java & Xamarin ✓ Android apps UI using XML ✓ Restful API integration & development ✓ Push notification (APN/FCM) ✓ Social API integration like Facebook/Twitter/Linkedin/Instagram/Tumblr ✓ Parse, Firebase ✓ Audio/Video Streaming, VOIP ✓ Augmented Reality (A.R.) ✓ Apple App Store/Google Play Store submission ✓ iOS App Development -------------------------- My experiences ————————————————— ✓ VPN app ✓ iOS 11 iMessage App ✓ XMPP chat app ✓ Socket Programming chat app ✓ iBeacon, BLE app ✓ Social Networking app, Social Dating app ✓ Restaurant app, Shopping app, Travel app, Food app ✓ VOIP app, Video streaming app, Video processing app, Music app ✓ Health/Fitness app ✓ Video/Photo sharing app -------------------------- Programming Languages —————————— ✓ Objective-C, Swift 2.x & 3.0 , 4.2 & 5.0 ✓ Java ✓ Kotlin ✓ Dart

Hello! My name is Hoang, and I'm a mobile app developer specializing in iOS and Android. 🎯Why you should hire me? I build production-ready with AI-powered tools like Claude / Codex, shipping faster without compromising code quality, architecture, or UX. ✅Best price with hight-quality work ✅Dedicated to the job process ✅Client satisfaction ✅Quick response ✅Alway available for new updates and maintaining/bug fixes. 🎯 Areas of Expertise: ◉ Native Mobile App Development: Swift, Objective-C, Kotlin, Java ◉ Cross-platform with React Native ◉ AI, Chatbot, SDK, Livestreaming, Social networking ◉ API Integration: AWS API Gateway, AWS Lambda, Rest API, JSON, XML, PHP, Node.js, Python ◉ Database: SQLite, MySQL, Parse, MongoDB, AWS DynmoDB, Firebase real-time DB ◉ Social Integration: Facebook, Twitter, Youtube, Instagram, Snapchat, Tinder ◉ Chat Video/Photo/Text: XMPP, Socket, Firebase, Twilio ◉ Payment Gateway: Paypal, Braintree, Stripe, Paywall, RevenueCat, AppHud ◉ 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 💌 Please, feel free to send the invitation to your job post or message me. I'm always looking forward to engaging opportunities!

✅ 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 

HashiCorp-Certified Terraform Associate (003). I build AWS infrastructure as code and CI/CD pipelines that deploy without downtime — so you stop shipping by SSH and hoping. Recent client rated me 5.0/5.0. Here's what I do: ⚡ AWS INFRASTRUCTURE (TERRAFORM) - VPC, EC2, ECS/EKS, RDS, S3, IAM, Secrets Manager, Certificate Manager, Guard Duty, Inspector, WAF, API Gateway — fully codified, reviewable, repeatable - Migrate click-ops AWS accounts to Terraform without breaking production - Cost review included: I flag oversized instances and unused resources as I go ⚡ CI/CD PIPELINES - GitHub Actions, GitLab CI, Jenkins — build, test, deploy on every push - Zero-downtime deployments (blue/green, rolling) - Typical result: deploys go from "30 minutes and stressful" to "5 minutes and boring" ⚡ KUBERNETES & GITOPS - EKS cluster setup, Helm charts, autoscaling - ArgoCD GitOps: your cluster state lives in Git, drift fixes itself - Dockerize existing apps (Node, Python, PHP, Go) WHY ME OVER THE 50 OTHER PROPOSALS: 1. Certified, not just "familiar with" — HashiCorp Terraform Associate 003 2. Everything delivered as code in your repo, with docs — no vendor lock-in to me 3. I answer within 30 mins and give a fixed scope + fixed price before we start Not sure exactly what you need? Send me your current setup and the problem (slow deploys, surprise AWS bill, "it works on my machine") — I'll reply with a concrete plan, free.

I help startups and enterprises transform ideas into high-performance, scalable mobile applications that users love and businesses rely on. With 10+ years of hands-on experience in iOS and Android development, I specialize in building secure, user-centric, and production-ready mobile apps from MVP to enterprise scale. My background in Agile project leadership ensures smooth execution, transparent communication, and on-time delivery. Mobile Development Expertise iOS Development • Swift • watchOS, SiriKit, HealthKit • Apple Watch integrations • App Store deployment & optimization Android Development • Kotlin • Flutter & React Native (cross-platform) • Google Play deployment Wearables & IoT • Fitbit, Garmin, Polar • BLE (Bluetooth Low Energy) integrations • Smart medical devices (BP monitors, Spirometers, Digital Stethoscopes) Backend & Cloud Integration • Node.js, PHP • REST & SOAP APIs • Firebase • AWS & Azure cloud services • Real-time systems (WebRTC, XMPP, VoIP) • JSON / XML integrations I ensure secure, scalable architecture aligned with HIPAA, GDPR, and PIPEDA compliance when handling sensitive user data. Industry Experience -HealthTech & Telehealth -Femtech -Women wellness -Female Helathcare -Fitness & Wellness Platforms -Mental Health Apps -PropTech Solutions -FinTech Applications -Workflow & Enterprise Systems (CRM, ERP, POS, Supply Chain) -Multi-Vendor E-commerce & On-Demand Platforms From custom workflow automation tools to large-scale consumer apps, I focus on performance, security, and seamless UX. Tools & Workflow • Agile (SCRUM, Kanban, Hybrid) • JIRA, Trello • GitHub, Bitbucket • CI/CD & Version Control Best Practices My Agile background allows me to manage development cycles efficiently, reduce technical debt, and maintain clarity between business goals and technical execution. What You Can Expect Working With Me -Clean, scalable, maintainable code -Clear milestones & proactive communication -Performance-optimized architecture -Strict data security standards -Long-term technical partnership mindset If you’re looking for a reliable senior mobile developer who understands both technology and business impact, let’s build something powerful together.

🏅 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’m a mobile application developer with 10+ years of hands-on experience building, scaling, and maintaining high-quality iOS and Android applications for both individual founders and established companies. I’ve successfully launched dozens of apps across the App Store and Google Play, supporting projects from early MVP to full production deployment and long-term maintenance. On iOS, I specialize in Swift, SwiftUI, UIKit, Objective-C, and Apple platforms including iPhone, iPad, Apple Watch, and visionOS. For cross-platform needs, I work with React Native (TypeScript / JavaScript) to deliver efficient hybrid solutions. Over the years, I’ve worked across multiple domains including social networking, streaming, education, messaging, business tools, lifestyle apps, and e-commerce. How I can help you ➤ Build your app from idea → MVP → production ➤ Improve, refactor, or modernize existing apps ➤ Fix performance issues, crashes, memory leaks, and stability problems ➤ Integrate Firebase, AWS, REST APIs, real-time sync, and cloud functions ➤ Implement video streaming, camera, and media-heavy features ➤ Integrate CoreML / ML models and real-time processing ➤ Navigate App Store & Play Store guidelines, submissions, and rejections ➤ Perform code reviews, architecture planning, and technical consulting ➤ Rescue stalled projects and get them over the finish line Technical Expertise ➤ iOS: SwiftUI, Swift 5+, UIKit, Objective-C, CoreData, CoreLocation, AVFoundation, PhotosUI, WebKit, SQLite ➤ Android / Hybrid: React Native, TypeScript, JavaScript, Redux, Redux-Saga, Hooks, Material UI ➤ Backend & Cloud: Firebase (Auth, Firestore, Realtime DB, Cloud Functions), REST & SOAP APIs ➤ Media & Realtime: Video streaming, camera pipelines, Socket.IO, XMPP, chat systems ➤ Payments & Monetization: In-App Purchases, Apple Pay, Stripe, PayPal, Braintree ➤ Notifications: Push notifications, Notification & Share Extensions ➤ Dev Workflow: Git/GitHub, CI/CD, performance optimization, scalable architectures I’ve maintained 100% client satisfaction and long-term relationships by genuinely caring about product quality, timelines, budgets, and communication. Many of my clients have worked with me for years because I treat their product like my own. I’m looking for long-term collaborations, challenging projects, and work that involves R&D, performance optimization, and complex problem-solving. If you need a reliable senior developer who delivers clean, production-ready code and communicates clearly-you’re in the right place.

👉𝑀𝑦 𝑐𝑟𝑒𝑒𝑑: "𝑪𝒓𝒆𝒂𝒕𝒆 𝒔𝒎𝒂𝒓𝒕, 𝒓𝒂𝒕𝒉𝒆𝒓 𝒕𝒉𝒂𝒏 𝒐𝒗𝒆𝒓𝒘𝒉𝒆𝒍𝒎𝒆𝒅". 𝑇𝑜 𝑠𝑢𝑐𝑐𝑒𝑠𝑠𝑓𝑢𝑙𝑙𝑦 𝑙𝑎𝑢𝑛𝑐𝘩 𝑎 𝑝𝑟𝑜𝑑𝑢𝑐𝑡 𝑤𝑖𝑡𝘩𝑜𝑢𝑡 𝑠𝑝𝑒𝑛𝑑𝑖𝑛𝑔 𝘩𝑢𝑛𝑑𝑟𝑒𝑑𝑠 𝑜𝑓 𝑡𝘩𝑜𝑢𝑠𝑎𝑛𝑑𝑠 𝑜𝑓 𝑑𝑜𝑙𝑙𝑎𝑟𝑠 𝑎𝑛𝑑 𝑦𝑒𝑎𝑟𝑠 𝑜𝑓 𝑙𝑖𝑓𝑒. 𝑌𝑜𝑢 𝑜𝑛𝑙𝑦 𝑛𝑒𝑒𝑑 𝒕𝒘𝒐 𝒄𝒐𝒎𝒑𝒐𝒏𝒆𝒏𝒕𝒔: 𝒂 𝒄𝒍𝒆𝒂𝒓 𝒑𝒍𝒂𝒏 𝒂𝒏𝒅 𝒕𝒆𝒂𝒎𝒘𝒐𝒓𝒌. 🏆 Top Rated Plus Upwork Freelancer 🕓 200k Earning + 9K hours worked + 60+ jobs successfully completed ⭐ 5-star reviews from happy customers 🎯 100% Job Success-oriented work 💬 Open-minded person, ready to learn anything, easy to work with 👉 Successfully delivered domains : ➤ Restaurant Apps (Order Booking & Tracking) ➤ Taxi Booking App / Uber clone ➤ Social Networking/Dating App ➤ Photo/Video Editing ➤ GPS ➤ Audio Apps (YouTube API) ➤ Streaming( audio & video) ➤ PDF Converting App ➤ Cloud-based mobile applications 👉 I will be glad to provide the following services (including, but not limited to): ➤ Working on customer needs and converting them into technical requirements ➤ Support of the entire application lifecycle (concept, design, test, release, and support) ➤ Producing fully functional mobile applications with clean code ➤ Designing interfaces for better user experience ➤ Writing unit and UI tests to identify malfunctions ➤ Troubleshooting and debugging to optimize performance ➤ Ensuring the correct linking of the backend and frontend ➤ Implementation of new and further existing apps development ➤ Ensuring new and legacy applications to meet quality standards ➤ Keeping up to date with the terminology, concepts, and best practices for coding mobile apps ➤ Cooperation with function designers, UX /UI designers, and programmers ➤ Consulting the customer`s development team 👉 Technologies I use: ➤ iOS: Swift/Objective C ➤ Android: Java/Kotlin ➤ Cross-platform: Flutter (Dart) ➤ React Native & Hybrid: HTML5, CSS3, JavaScript ➤ Design: Figma/Sketch/Invision/AdobeXD ➤ Cloud services: Firebase, AWS ➤ Persisting Data: Realm Database, Cloud Firestore, SQLite ➤ IDE: Android Studio, Xcode ➤ Control Versions: GitHub, Bitbucket ➤ Architecture: MVVM, MVP, clean code ➤ Professional software engineering tools and methodologies ➤ Equipped to work with IoT dev kits, prototypes, serial console interfaces, etc. ➤ PHP/Java ➤ Parse SDK. ➤ Node.js 👉 Top Business Category / Verticals that we have worked for: ➤ Chat apps (QuickBlox, OpenTok, TokBox,Firebase, XMPP, Firebase) ➤ Fitness/workout ➤ Taxi/GPS ➤ Streaming( audio & video) ➤ Mobile Websites ➤ eCommerce Solution & in-app purchases, point-of-sale tools ➤ Enterprise Mobility Solutions ➤ Food ordering apps ➤ Cloud-based mobile applications ➤ Social networking with GPS, Maps, Chat, Event, Comment, Media Sharing ➤ Apps for all types of IoT devices and wearables using Bluetooth Classic, BLE, and WiFi ➤ Photo/Video Editing & Sharing with Social ➤ Web Service Development using PHP/MySQL, JSON, XML, RSS. ➤ iAd, Revmob, Chartboost ➤ Github, SVN, and JIRA. ➤ Google Map Service, Apple Map ➤ QR code, Bar code ➤ AV Foundation 👉 MY WORKING HOURS: 9 am - 6 pm (IST Time Zone), Monday – Friday (except Holidays). If this suits you and you are looking for the best quality and expertise in Mobile App design and development, just contact me and we will create an amazing product for your clients. :) 🌻 Thanks for your time and good luck!