Khubchand B.

I’m a Mobile App Developer with hands-on experience building, converting, publishing, and maintaining production-ready iOS and Android applications using React Native, Flutter, Capacitor, Ionic, Vue, and Quasar. I can take your mobile app from development → API/backend integration → testing → App Store/Google Play submission → production maintenance. 📱 Mobile App Development React Native app development Flutter & Dart Capacitor & Cordova Ionic / Angular Vue / Quasar iOS & Android app development Convert existing web applications into mobile apps Custom native integrations and plugins REST API & backend integrations 🚀 Published Production Apps I have worked on and shipped applications that are live on both the Apple App Store and Google Play Store, including applications used by real users. ClinicOne — Healthcare Mobile Application AutoBroker — Automotive Marketplace Application These projects involved real-world API integrations, authentication, location-based functionality, mobile UI, backend integration, production releases, and app-store deployment. 🔥 Firebase & Backend Firebase Authentication Firestore Firebase Storage Firebase Cloud Functions Firebase Cloud Messaging (FCM) Push notifications REST API integration Google Cloud integrations 💳 Payments & Third-Party Integrations Stripe Razorpay Payment gateway integration Google / Facebook / Apple / LINE login Phone OTP authentication Google Maps & location-based features Third-party API integrations 🎬 Video & Audio Development FFmpeg Video processing Audio processing Video conversion and compression Media manipulation Automated video/audio processing tools 🍎 App Store & Google Play Publishing I can also handle the complete mobile app publishing lifecycle: Apple App Store submission Google Play Store submission App signing & certificates iOS provisioning profiles Play Console configuration App Store / Play Store compliance Production releases and updates Troubleshooting publishing and review issues 💼 What I Can Help You With ✔ Build a mobile application from scratch ✔ Convert an existing website/web app into iOS & Android apps ✔ Build cross-platform apps with React Native, Flutter or Capacitor ✔ Fix and improve existing mobile applications ✔ Integrate Firebase, APIs, payments, maps and notifications ✔ Implement authentication and social login ✔ Publish applications to the Apple App Store and Google Play ✔ Develop video/audio processing features using FFmpeg ✔ Maintain and improve existing production applications I focus on clean implementation, reliable communication, production stability, and long-term maintainability. If you have a Figma design, existing web application, API, existing mobile app, or technical requirements, I can help turn it into a production-ready iOS and Android application.