Rajiv D.

🥇TOP-RATED ✅ Upwork Verified ⭐ 5-star ratings 🔰 8 years of experience 💎 $30k+ Earning 💯 100% JOB SUCCESS 🕛 Full-time availability ☎️ Excellent Communication Skills Senior Full Stack Mobile App Developer and a TOP RATED Freelancer on Upwork, specializing in native and hybrid mobile apps (IPhone/Android/IPad) development, with strong expertise in React Native, Flutter, Kotlin, Java, and Swift. I have successfully designed, developed, and published 100+ mobile applications, with excellent ratings and happy users. My Skills: ✅ iPhone Mobile Applications using Objective C, Swift ✅ Android Mobile apps using Java, Kotlin, ✅ XML/JSON parsing, soap response, and web service ✅ In-app purchase, Braintree, Stripe, CCAvenue payment integration ✅ Firebase Push Notification (FCM) ✅ Chat & Messaging Engine: XMPP, OpenFire, Quickblox, Firebase, Twilio ✅ 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 ✅ Chart boost API integration ✅ Xamarin, C# ✅ IOT, BLE, AWS, Kubernetes, Docker My Mobile Apps Project Experience: ✅ Wireframe and UI/UX design ✅ Auto layout ✅ Firebase ✅ GCM or FCM ✅ One Signal SDK for push notifications ✅ Social Networking app, Dating Mobile app ✅ Social Event and Messaging Mobile app ✅ Geolocation Mobile app, ✅ Food Delivery Mobile app ✅ Online ordering Mobile app ✅ Audio and video calling ✅ Scheduling Mobile app ✅ Fitness Mobile app ✅ Barcode/QR Scanning Mobile App I am an expert on creating mobile apps from scratch including app design, web services, back-end, and app development, publish the apps on App Store & Play Store. Please contact me and share your requirements. Thanks