✨ 10+ React Native apps live on the App Store & Play Store. ✨ 15,000+ active users. ✨ 100% Job Success. ✨ 850+ Upwork hours. Most profiles will tell you they're experts. I'd rather show you products that are actually being used. I'm Talha, a React Native developer with 7+ years of experience building mobile apps, AI-powered products, subscription platforms, and real-time systems for startups, founders, and growing businesses. I help teams turn ideas into production-ready applications that scale beyond MVP stage and deliver value to real users. Whether you're building an AI-powered mobile app, a subscription-based SaaS product, a social platform, or launching your first startup MVP, I can help you move from concept to launch with confidence. What I've Built 📱 10+ React Native apps published on iOS & Android 🚀 Startup MVPs launched in as little as 4–6 weeks ⭐ Products serving 3,000+ active users 💼 20+ successful projects delivered 💯 100% Job Success on Upwork 🤝 90% Client Retention Rate What I Build → React Native applications (Expo & React Native CLI) → AI-powered mobile apps (OpenAI, Gemini, Anthropic, RAG Systems) → Subscription-based applications (RevenueCat, Stripe, In-App Purchases) → Real-time applications (Chat, Notifications, Live Feeds) → Firebase & Supabase powered platforms → Authentication, User Roles & Secure Architectures → REST API & GraphQL Integrations → App Store & Play Store Deployments → Local-First Mobile Applications → AI Voice & Video Applications (ElevenLabs, D-ID) Supporting Technologies Frontend: React Native, Expo, TypeScript, React, React Native CLI, Capacitor Backend: Node.js, NestJS, Firebase, Supabase, MongoDB, Python, Django, Express.js Web: Next.js, React.js, Vite, HTML, Javascript, CSS, Tailwind CSS Infrastructure: CI/CD, EAS Build, App Store Connect, Google Play Console How I Work Discovery — Understand your product, users, and goals Planning — Define a scalable architecture Development — Build clean, maintainable software Testing — Validate across devices and environments Deployment — Publish to the App Store & Play Store Support — Improve, scale, and optimize after launch Why Clients Hire Me ✅ Real production experience, not tutorial projects ✅ Strong focus on scalability, performance, and monetization ✅ End-to-end ownership from idea to launch ✅ Clear communication and transparent delivery ✅ Long-term partnerships over one-time projects If you're looking for a developer who can build, launch, and scale your mobile product—not just create a prototype—I'd be happy to discuss your project. 📩 Send me a message. I typically respond within a few hours.

I help businesses turn ideas into high-performing "Flutter mobile apps" for iOS and Android that are fast, scalable, and designed to deliver real user engagement and revenue. From mobile app development to backend systems, payments, and automation, I build complete end-to-end solutions, not just apps. Over the years, I’ve worked on a wide range of "mobile app development projects", helping startups and businesses bring their products to life from concept to launch. My focus is always on building apps that are stable, easy to use, and built with long-term scalability in mind. My core strength is "Flutter development", where I create cross-platform applications that run smoothly on both iOS and Android using a single codebase. Alongside Flutter, I also work with React Native and native Android/iOS development when projects require platform-specific customization or performance tuning. I don’t just build the frontend of an app, I handle the full stack of mobile development, including backend integration, database setup, authentication systems, and monetization features. What I can help you with: * Flutter mobile app development (iOS & Android) * Android app development & iOS development * React Native applications * Firebase integration (Authentication, Firestore, Realtime Database) * User authentication systems (email, phone, social login) * Social media account integration * In-app purchases and subscription systems * Payment gateway integration * API integration and backend connectivity * Smartphone features (camera, location, notifications, etc.) * App performance optimization and bug fixing * Hybrid app development and maintenance Beyond mobile development, I also build "automation systems and backend workflows" that help businesses save time and reduce manual work. I work with tools like n8n and Make to connect apps, APIs, and services into efficient automated systems. This allows me to go beyond traditional development and help clients build smarter systems where their mobile app is connected with automated workflows, data processing, and third-party services. My approach to work: I focus on understanding the actual problem before writing any code. This helps ensure the final product is not just technically correct but also aligned with business goals. I believe in clear communication, realistic expectations, and delivering work that is easy to maintain and scale in the future. Whether you’re building a new "Flutter mobile app", improving an existing mobile product, or looking to automate parts of your system, I can help you build a reliable and production-ready solution. If you're ready to turn your idea into a real product, feel free to reach out and we can discuss your project in detail.

📝 Profile Overview Senior Cross-Platform Architect trusted by NASA, the UN, and Caltech. I design and build production-grade, AI-powered mobile and desktop applications that scale. Whether you are an innovative startup needing a rapid FlutterFlow MVP or an enterprise deploying a high-security digital ecosystem, I deliver world-class code with a flawless 100% Job Success rate. If you are looking for a low-cost template customizer, I am not the right fit. I specialize in high-performance, AI-enabled native and cross-platform applications built for market disruption, exceptional UI/UX, and enterprise-grade security. 🚀 PROVEN CREDIBILITY * Elite Portfolio: Trusted to architect high-stakes digital applications for NASA, JPL, Caltech, General Electric, Schneider Electric, Air Canada, Mayo Clinic, and Kaiser Permanente. * Flawless Performance: 100% Job Success Score with consistent 5-star validation from global product owners and startups alike. * Speed to Market: Expert at bridging the gap between complex AI capabilities (LLMs, computer vision, RAG) and beautiful, intuitive mobile user experiences. 📱 CORE PLATFORM EXPERTISE * Cross-Platform Elite: Advanced, clean-architecture development using Flutter for iOS, Android, Web, and Desktop. * Native & Hybrid Ecosystems: Robust Swift, Kotlin, and FlutterFlow implementations tailored to your exact hardware and performance needs. * Next-Gen AI Integration: Seamlessly embedding intelligent autonomous features, real-time data processing, and conversational AI directly into mobile UI/UX. 🌐 CROSS-INDUSTRY DOMAIN EXPERIENCE * Healthcare & Travel: Compliant telemedicine apps, medical support tools, and high-traffic aviation/travel platforms (Mayo Clinic, Air Canada, Kaiser). * FinTech & Enterprise SaaS: Secure transactional frameworks, retail systems, and data-heavy digital transformation initiatives. * E-Commerce & Retail: High-conversion mobile storefronts, logistics tracking, and custom user journeys (Insomnia Cookies). Let’s connect to discuss how we can turn your application vision into a production-ready reality.

I am a Senior mobile and web developer with 6 years of experience in developing and deploying both IOS and Android apps. I have developed and released apps to both App Store and Google Play. My expertise mainly in Flutter, AI powered mobile app development, Firebase, OpenAI integration, MongoDB, NodeJS and AWS. I have developed not only mobile apps, but also admin panels to manage these apps. My mission is to deliver value to my clients and to provide solutions for there business problems and gaps. Digitizing businesses is my main vision and I am always I willing to go the extra mile beyond my customer’s expectations. I build end to end apps for existing business and startups and I also provide digital business solutions for companies. Some systems that I have built: 1- ERP 2-CRM 3-Inventory management 4-POS systems Mobile apps built: 1- ecommerce 2- Social Apps 3- Trucking and transportation apps. Some of the key features my apps includes: 1- Authentication(Facebook, Twitter, LinkedIn, Google,etc) 2- Phone verification 3- Push Notifications 4- Google Maps integration 5- Real time updates 6- Chatting engine 7- Payments gateways 8- Firebase Services 9- In App Purchases 10- Camera access 11- Images storage 12- Ad Mob integration 13- QR Code Scanner 14- REST API 15- AI powered mobile apps 16- OpenAI integration If you have a business and want to establish a digital presence, you've come to the right place. Additionally, if you have a business or a company and need to streamline your daily operations by digitizing processes, you are in the right place as well.

🙋 Hi! I'm Satwinder Thind, a Full-stack Mobile and Website developer with a rich 10-year track record in crafting exceptional web and mobile solutions for clients worldwide. I've excelled in diverse industries, including Social Media, Marketplace E-commerce, Online Delivery, AI Chatbots, Fitness, Medical, Booking & Scheduling, On-demand Services, IoT, and Fintech. ➛ Expertise Snapshot: ------------------------------- • Expert in working and integrating AI tools such as Deepseek, ChatGPT & OpenAI • Knowledge of working with No-code platforms/ Low-code platforms such as Replit, n8n, Bubble.io, Make.com • Proficient in UI layout designing and UX fundamentals • Hands-on experience with Core Frameworks of Android/iPhone SDK and 3rd party SDKs and APIs such as Google Map, Google Analytics, PayPal, Stripe, Facebook login, Razorpay, Twilio, DocuSign, Socket.io, WebRTC etc. • Expertise in Push Notifications, Map, Payment Gateways, Analytics, and Ads • Familiarity with MVC/MVVM patterns, Agile/Scrum Development Methodology, and Git Operations Frontend:- • Mobile App: Flutter/ React Native / Kotlin / SwiftUI/ Objective C / Swift • Web: ReactJS / AngularJS / Node JS / VueJS / MEAN • IDE: Android Studio / XCode / Eclipse • Design: Figma/ Sketch/ Adobe / Wireframes Backend :- • Python/ PHP/ Laravel/ Django / NodeJS/ ExpressJS • Databases: NoSQL / MongoDB / SQLite / Apache Cassandra / PostgreSQL / MySQL/ AWS/ Firebase ➛ Why Choose Me: ---------------------------- • Committed to deliver top-notch solutions swiftly and efficiently, even under pressure and tight deadlines. • Available 24/7 for seamless communication. • Open to online interviews to showcase my suitability for your project. ➛ Let's connect to hear about your requirements. Contact me, and I'll invest my expertise and dedication to ensure your desired results are met. 👍 Your success is my priority. 🙏 Thank you in advance for thinking of me. I value work relationships and will be grateful to work with you!

I work with enterprises and product companies to design and build stable, scalable, and maintainable mobile platforms using Flutter, backed by clean architecture, SDK-first design, and production-ready AI integrations. With 6,000+ hours on Upwork, $100K+ in enterprise engagements, and Top Rated Plus status, I focus on long-term mobile systems. My role often extends beyond coding into technical architecture, platform strategy, and risk mitigation for mobile products used by thousands of users. How I work : • Design SDK-first mobile architectures where business logic, APIs, and AI capabilities live in versioned, reusable modules • Build Flutter applications that integrate cleanly with existing enterprise backends and internal systems • Ensure backward compatibility, upgrade paths, and controlled releases • Collaborate with product managers, backend teams, and QA to align mobile delivery with enterprise standards Core Expertise: • Enterprise Flutter App Development (iOS & Android, single codebase) • Mobile SDK & Plugin Development (Flutter SDKs, internal platforms, API wrappers) • AI Integration at Platform Level (OpenAI, intelligent workflows, automation) • Modular & Clean Architecture (scalable, testable, maintainable) • Backend Integration (Firebase, Supabase, REST, GraphQL, internal APIs) • Authentication, Payments, Subscriptions & Access Control • Performance Optimization & Reliability • Testing Strategy, QA Coordination & Release Management • App Store & Play Store Enterprise Deployment AI for Enterprise Mobile Products I implement controlled, production-grade AI, embedded at the platform or SDK layer — enabling features such as automated assistance, intelligent recommendations, guided workflows, and analytics-driven user experiences. All AI integrations are designed with cost management, latency control, and data boundaries in mind. If your organization needs a senior Flutter architect who understands enterprise constraints, scalability, and long-term ownership, I’m open to structured engagements and contract-to-hire discussions.

I’m a Top Rated Plus Senior Android Developer with 8+ years of experience building production-ready Android apps, native Android applications, Android TV apps, Fire TV apps, Google TV apps, and hardware-connected mobile solutions using Kotlin, Java, Android SDK, Firebase, REST APIs, BLE, Flutter, Dart, and modern Android architecture. My strongest Upwork track record is in native Android app development, especially projects involving Kotlin Android development, Java Android development, Android TV app development, Fire TV app development, BLE Android app development, Firebase Android app development, REST API integration, offline voice Android apps, VOSK integration, media streaming apps, IoT Android apps, and enterprise mobile applications. I help startups, agencies, and product teams build, fix, modernize, and scale Android products that need clean code, stable performance, reliable architecture, and production-ready delivery. Core Android Development Services Native Android App Development I build high-quality native Android apps using Kotlin, Java, Android SDK, Jetpack Compose, XML layouts, MVVM, Clean Architecture, Coroutines, Flow, StateFlow, Hilt, Retrofit, Room Database, Firebase, REST APIs, WebSockets, and Google Play Store deployment workflows. Kotlin Android Development I develop modern Kotlin Android apps with scalable architecture, clean UI implementation, API integration, authentication, push notifications, background services, Firebase integration, and Play Store-ready production builds. Java Android App Development I maintain, improve, debug, and modernize Java Android apps, including legacy Android applications, Java to Kotlin improvements, SDK upgrades, API updates, performance fixes, crash fixing, ANR fixing, UI improvements, and long-term Android app maintenance. Android TV & Fire TV App Development I build and improve Android TV apps, Fire TV apps, and Google TV apps with remote-control navigation, D-pad focus handling, media streaming, ExoPlayer, VOD/OTT features, signage systems, custom TV interfaces, REST API integration, and production deployment support. BLE Android App Development I develop BLE Android apps for IoT devices, healthcare devices, smart hardware, Bluetooth Low Energy communication, device scanning, pairing, connection management, real-time data transfer, background synchronization, and stable hardware connectivity. Firebase, REST API & Backend Integration I integrate Firebase Authentication, Firestore, Realtime Database, Firebase Cloud Messaging, Firebase Analytics, Firebase Crashlytics, REST APIs, WebSockets, third-party APIs, payment systems, in-app purchases, admin panels, backend-driven mobile features, and secure authentication flows. Android App Bug Fixing & Performance Optimization I can help fix Android crashes, ANRs, memory leaks, slow performance, Firebase bugs, API issues, Android TV navigation issues, BLE connection issues, Play Store release problems, Android SDK issues, UI bugs, background service issues, and production app stability problems. Relevant Project Experience Android TV / Fire TV App Development Role: Android TV App Developer / Fire TV App Developer / Native Android Developer Built and improved Android TV and Fire TV applications involving media playback, signage systems, remote navigation, connectivity features, REST API integration, Android SDK features, ExoPlayer, and production deployment. Offline Voice Android App with VOSK Role: Android Developer / Kotlin Developer / Java Android Developer Developed offline voice-driven Android functionality using VOSK integration, intent detection, native Android architecture, and production-ready Android app workflows. BLE & IoT Android Apps Role: BLE Android Developer / Android App Developer / IoT Mobile App Developer Worked on BLE and IoT-connected Android solutions involving device communication, Bluetooth Low Energy scanning, pairing, real-time sync, healthcare-style hardware workflows, data handling, and stable connection management. Enterprise Android App Development Role: Senior Android Developer / Kotlin Android Developer / Java Android Developer Delivered Android app development, API integration, Firebase integration, bug fixing, app maintenance, performance optimization, Android SDK upgrades, and long-term support for business and enterprise mobile applications. Flutter Experience I also work with Flutter app development for selected cross-platform projects when clients need Android and iOS support from a shared codebase. My strongest proven Upwork track record is native Android development using Kotlin and Java, but I can also support Flutter apps, Dart, Firebase Flutter integration, REST API integration, Flutter bug fixing, and production deployment. Clients hire me when they need a dependable Senior Android Developer who can take ownership, understand requirements clearly, write maintainable code, solve complex technical problems, and deliver stable production-ready apps

Most founders don't need "just a Flutter developer." They need someone who ships production-ready apps without the back-and-forth that slows most projects down. That's what I do. I'm a Senior Flutter Developer with 5+ years of experience and 20+ published apps, from fast MVP builds that help founders validate an idea to production-scale apps currently serving live users in regulated, high-stakes environments. I'm currently the sole Flutter developer on a live fintech wallet app used across MENA and Africa, handling KYC integration, secure wallet flows, and real-time marketplace features. Alongside that, I help early-stage founders go from idea to a working MVP in weeks on architecture that doesn't need a rewrite once you start scaling. ━━━━━━━━━━━━━━━━━━━ ✅ 𝐖𝐇𝐀𝐓 𝐈 𝐁𝐔𝐈𝐋𝐃 ✔ MVP Development — from idea to working app in weeks ✔ Cross-Platform Mobile Apps — iOS & Android, MVP to production scale ✔ Firebase Systems — Auth, Firestore, Cloud Functions, Realtime Database, FCM ✔ KYC & Secure Auth — identity verification, Web3Auth, regulated app flows ✔ Real-Time Features — presence systems, live data, marketplace logic ✔ CI/CD Pipelines — Fastlane & GitHub Actions, staging/production splits ━━━━━━━━━━━━━━━━━━━ 🛠 𝐓𝐄𝐂𝐇 𝐒𝐓𝐀𝐂𝐊 Mobile: Flutter · Dart · Riverpod · GoRouter · Clean Architecture Backend & Data: Firebase · Firestore · Cloud Functions · REST & GraphQL APIs Identity & Payments: Persona · Sumsub · Web3Auth DevOps: Fastlane · GitHub Actions · Shorebird OTA ━━━━━━━━━━━━━━━━━━━ ⚡ 𝐖𝐇𝐘 𝐂𝐋𝐈𝐄𝐍𝐓𝐒 𝐖𝐎𝐑𝐊 𝐖𝐈𝐓𝐇 𝐌𝐄 ✔ Senior-level architecture from day one — no rewrites as you scale ✔ Direct experience with regulated, security-sensitive apps ✔ Clear, proactive communication — no chasing for updates ✔ I use Claude Code & GitHub Copilot to move faster, not to cut corners ✔ Comfortable owning both technical decisions and delivery timelines ✔ Long-term reliability — Top Rated, 100% Job Success ━━━━━━━━━━━━━━━━━━━ 𝐏𝐑𝐎𝐕𝐄𝐍 𝐀𝐂𝐑𝐎𝐒𝐒 𝐑𝐄𝐀𝐋 𝐏𝐑𝐎𝐃𝐔𝐂𝐓𝐒 📱 Sinbad — regulated P2P fintech wallet, MENA/Africa (current) 📱 House of Padel — court booking & sports app, Singapore 📱 Munitec — logistics & fleet tracking app 📱 Mind Mastered — audio wellness app (full-stack, solo build) ━━━━━━━━━━━━━━━━━━━ 🤝 𝐀𝐯𝐚𝐢𝐥𝐚𝐛𝐥𝐞 𝐅𝐨𝐫 • SaaS MVP Development • AI Automation Systems • CRM & Workflow Automation • Mobile App Development • Full Stack Development • AI Agents & Voice AI • API Integrations & Backend Systems • Startup & Business Automation Solutions If you need a Flutter developer who can handle regulated, real-time, or fast-moving MVP work without hand-holding, let's talk. 𝗔𝘃𝗮𝗶𝗹𝗮𝗯𝗹𝗲 𝗳𝗼𝗿 𝗖𝗮𝗹𝗹𝘀 & 𝗟𝗼𝗻𝗴-𝗧𝗲𝗿𝗺 𝗖𝗼𝗹𝗹𝗮𝗯𝗼𝗿𝗮𝘁𝗶𝗼𝗻𝘀 𝗛𝗮𝗽𝗽𝘆 𝘁𝗼 𝗦𝗶𝗴𝗻 𝗡𝗗𝗔 & 𝗡𝗼𝗻-𝗖𝗼𝗺𝗽𝗲𝘁𝗲 𝗔𝗴𝗿𝗲𝗲𝗺𝗲𝗻𝘁𝘀

Hi, I'm Jaydeep – a Top Rated Plus Web & Mobile App Developer for over 9 years of experience building high-performance mobile applications. I specialise in building iOS and Android mobile and web apps using modern hybrid frameworks such as: • Ionic + Capacitor • Cordova • React Native • React • Angular • Next.js • Vue Over the past 9+ years I have helped startups and businesses build scalable mobile and web apps used by thousands of users. My expertise includes: ✔ Mobile app development (iOS & Android) ✔ Converting web apps into mobile apps ✔ Pixel-perfect UI implementation ✔ Firebase / Firestore integration ✔ Push notifications (Firebase / OneSignal) ✔ Google Maps & location services ✔ REST API integrations ✔ App Store & Google Play deployment Why clients hire me: • Top Rated Plus freelancer • 100% Job Success • 7600+ hours worked • 70+ completed projects If you need a reliable developer to build or improve your mobile and web application, feel free to invite me to your project.

**Ranked in the Top 100 Developers in the world!** With 12+ years of expertise in crafting high-impact Native (𝐒𝐰𝐢𝐟𝐭 𝐚𝐧𝐝 𝐊𝐨𝐭𝐥𝐢𝐧) Apps and Hybrid Cross-platform Apps [𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞 (7+ years), 𝐅𝐥𝐮𝐭𝐭𝐞𝐫 (7+ years), 𝐚𝐧𝐝 𝐅𝐥𝐮𝐭𝐭𝐞𝐫𝐅𝐥𝐨𝐰 (2+ years)] and PWA coupled with the latest cutting-edge technologies, delivers efficient, scalable, and user-friendly interface. 🌟 𝐒𝐤𝐢𝐥𝐥𝐬 𝐒𝐡𝐨𝐰𝐜𝐚𝐬𝐞: - Languages: Swift, Objective-C, Dart, TypeScript - Frameworks: Flutter, React Native - Tools: Xcode, Android Studio, VS Code - APIs: REST, GraphQL, gRPC, Custom & Third-party APIs - UI/UX: Figma, Sketch, Adobe XD, Canva+, Framer - Version Control: Git, GitHub, Bitbucket, GitLab - Databases: Firebase, SQLite, Realm, MongoDB, MySQL, PostgreSQL, Redis, Supabase - Deployment: App Store, Google Play, TestFlight, Firebase App Distribution 🔥 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 𝐀𝐜𝐫𝐨𝐬𝐬 𝐕𝐚𝐫𝐢𝐨𝐮𝐬 𝐃𝐨𝐦𝐚𝐢𝐧𝐬: -- Live Streaming, E-Commerce, On-Demand, Health & Fitness, AI Personalization, Ride-Sharing, EdTech, QR/Barcode Scanning, Real Estate, Virtual Events, Food Delivery, IoT/BLE, Smart Home, HCE & Tap-to-Pay, Telemedicine, Healthcare, Dating & Social Networking, Radar/Lidar, Flutter Web & FlutterFlow 👉 𝐖𝐡𝐲 𝐌𝐞: -- AI mobile apps with ChatGPT, Gemini, Claude, LLM, AI & On-device ML -- Super-app & mini-app architecture (multi-service platforms), Offline & high-performance PWAs -- Vision Pro, ARKit & spatial, Real-time, Privacy-first, secure & compliance-ready -- Web3, digital wallets & next-gen in-app payments -- Battery-efficient, scalable & future-proof systems 💡 𝐏𝐫𝐨𝐦𝐢𝐬𝐞𝐬 𝐟𝐨𝐫 𝐘𝐨𝐮𝐫 𝐏𝐫𝐨𝐣𝐞𝐜𝐭: - High-quality, maintainable code - Clear communication & timely delivery - 100% client satisfaction or money-back guarantee Available 𝟰𝟬+ 𝗵𝗼𝘂𝗿𝘀 𝗽𝗲𝗿 𝘄𝗲𝗲𝗸, flexible with time zones to discuss your mobile app project! Looking forward to new and exciting opportunities to create something extraordinary!!