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Senior Reactjs, Vue, React Native and Nativescript Developer, AI platforms Base44 for app building | Mobile & Web Apps | API & MVP Specialist I help teams ship stable mobile and web features fast. With 10+ years of hands-on experience, I specialize in building and improving React Native and React-based applications that are scalable, maintainable, and production-ready. Whether you need a new feature, API integration, performance optimization, or long-term support — I focus on clean architecture, smooth UX, and reliable delivery. 🔍 What Clients Typically Hire Me For • React Native mobile app development (iOS & Android) • Feature development inside existing apps • API integrations & backend connectivity • Payment & subscription systems (Stripe, RevenueCat, Apple/Google Pay) • Performance optimization & bug fixing • App Store & Play Store deployment • Ongoing maintenance & scaling 🛠 Core Stack Frontend: React, Next.js, Angular, Redux, Tailwind Mobile: React Native (CLI), NativeScript, Ionic Backend & Cloud: Node.js, Firebase, Supabase Database & APIs: REST APIs, PostgreSQL, Realtime integrations Payments: Stripe, PayPal, Razorpay, RevenueCat 🚀 Why Work With Me ✔ Clean, scalable & maintainable code ✔ Strong focus on performance & UX ✔ Clear communication & fast response ✔ Comfortable with existing codebases ✔ Long-term collaboration mindset Best fit for: • MVP builds • Small to mid-size projects • Feature additions • App improvements • Long-term maintenance If you’re looking for a developer who can step into your project and deliver without unnecessary complexity — let’s connect.

Senior Mobile App Developer with 10+ years of experience building scalable, high-performance, and production-ready mobile applications for iOS and Android platforms. I specialize in React Native, Flutter, and Native iOS (Swift) development with strong expertise in building, maintaining, optimizing, and fixing complex mobile applications. My expertise includes: ✔ React Native App Development ✔ Flutter App Development ✔ Native iOS Development (Swift) ✔ Android & iOS Applications ✔ Firebase Integration (Auth, Firestore, Storage, FCM) ✔ REST API & Third-Party API Integration ✔ BLE & Wearable Device Integration ✔ Twilio Video / WebRTC ✔ HealthKit & Fitness App Features ✔ Real-time Features & Notifications ✔ App Performance Optimization ✔ Bug Fixing & Maintenance ✔ App Store & Play Store Deployment ✔ UI/UX Implementation I have worked on multiple production-level applications including: Fitness & healthcare apps Real-time communication platforms AI-based mobile features Business and service applications E-commerce and booking systems Why clients hire me: Clean and scalable code Strong debugging & problem-solving skills Fast communication Reliable long-term support Experience handling complex app issues Pixel-perfect UI implementation Quick turnaround time Tech Stack: React Native, Flutter, Swift, JavaScript, TypeScript, Firebase, Redux, REST APIs, BLE, Twilio, WebRTC, HealthKit, GitHub, Android, iOS. Services I provide: Build apps from scratch Upgrade existing applications Bug fixing and performance improvements Firebase setup and optimization API integrations BLE & device integrations App publishing and deployment Ongoing app maintenance and support If you are looking for an experienced mobile app developer who can build, fix, optimize, or maintain your application professionally, feel free to invite me to your project..

I’m a Senior Full Stack & Mobile App Developer with 15+ years of experience building scalable, high-performance mobile and web applications. I specialize in delivering end-to-end solutions for startups and businesses—from concept to deployment—focusing on performance, usability, and long-term maintainability. I have strong expertise in native (iOS/Android) and hybrid app development, along with modern web technologies and cloud integration. AI & Developer Tools: Cursor (AI-assisted coding) Claude AI (API integration, prompt engineering) OpenAI APIs (ChatGPT, automation workflows) What I can help you with: ✔ iOS & Android App Development (Swift, Objective-C, Java) ✔ Cross-platform Apps (React Native, Ionic, Cordova) ✔ Full Stack Development (Angular, Node.js, Spring Boot) ✔ REST API Integration & Backend Development ✔ Real-time features (Chat, Notifications, Socket io) ✔ Cloud & DevOps (AWS, Firebase, CI/CD pipelines) ✔ App Performance Optimization & Bug Fixing Technical Expertise: • Mobile: Swift, SwiftUI, Objective-C, Android (Java) • Hybrid: React Native, Ionic • Web: Angular, HTML5, CSS3, JavaScript, TypeScript • Backend: Node.js, Spring Boot • Cloud & Tools: AWS, Firebase, Bitrise, DataDog • Integrations: Twilio, OneSignal, APNS, Firebase Notifications • Architecture: MVVM, MVP Why clients work with me: ✔ Clean, scalable, and maintainable code ✔ Strong problem-solving and architecture skills ✔ Clear communication and reliable delivery ✔ Experience working directly with clients and teams I focus on building applications that are not just functional, but reliable, scalable, and user-friendly. Let’s discuss how I can help bring your idea to life.

Hi, I'm Ashu a results-driven React Native developer with 𝟒+ 𝒚𝒆𝒂𝒓𝒔 𝒐𝒇 𝒉𝒂𝒏𝒅𝒔-𝒐𝒏 𝒆𝒙𝒑𝒆𝒓𝒊𝒆𝒏𝒄𝒆 specializing in building secure, high-performance cross-platform mobile apps for 𝗶𝗢𝗦 and 𝗔𝗻𝗱𝗿𝗼𝗶𝗱. I excel at transforming complex ideas into polished, user-friendly applications that deliver exceptional experiences. My expertise shines in 𝗛𝗜𝗣𝗔𝗔-𝗰𝗼𝗺𝗽𝗹𝗶𝗮𝗻𝘁 𝗵𝗲𝗮𝗹𝘁𝗵 𝗮𝗻𝗱 𝘄𝗲𝗹𝗹𝗻𝗲𝘀𝘀 𝗮𝗽𝗽𝘀 as well as engaging 𝗱𝗮𝘁𝗶𝗻𝗴 𝗮𝗻𝗱 𝘀𝗼𝗰𝗶𝗮𝗹 𝗰𝗼𝗻𝗻𝗲𝗰𝘁𝗶𝗼𝗻 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀, where data security, smooth real-time interactions, and intuitive UX are critical for user retention and growth. 𝗪𝗵𝗮𝘁 𝗜 𝗯𝗿𝗶𝗻𝗴 𝘁𝗼 𝘆𝗼𝘂𝗿 𝗽𝗿𝗼𝗷𝗲𝗰𝘁: - Expert React Native development (Expo & bare workflow) with TypeScript for clean, scalable code - Advanced features including Reanimated animations, React Navigation, Redux / TanStack Query, and Gesture Handler - Strong experience with 𝗛𝗜𝗣𝗔𝗔-𝗰𝗼𝗺𝗽𝗹𝗶𝗮𝗻𝘁 𝗮𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁𝘂𝗿𝗲𝘀, secure data handling, Firebase, REST/GraphQL APIs, push notifications, in-app payments, maps, and third-party SDK integrations - Performance optimization, offline capabilities, real-time features, and successful App Store + Google Play deployments - Debugging, refactoring legacy code, and rapidly adding new features to existing apps I've delivered production-ready mobile solutions in the 𝗵𝗲𝗮𝗹𝘁𝗵 & 𝘄𝗲𝗹𝗹𝗻𝗲𝘀𝘀 space (including HIPAA-compliant apps handling sensitive user data) and 𝗱𝗮𝘁𝗶𝗻𝗴/𝘀𝗼𝗰𝗶𝗮𝗹 𝗮𝗽𝗽𝘀 with engaging matching, chat, and profile systems. My focus is always on building apps that are not only technically robust but also intuitive, fast, and designed to drive user engagement while meeting strict compliance and security standards. Whether you need a new app built from scratch, an existing app enhanced with new features, performance improvements, or ongoing maintenance, I'm committed to delivering high-quality work on time and within budget. Clear communication, attention to detail, and client satisfaction are my top priorities. Open to both hourly and fixed-price contracts. If you're looking for a reliable React Native expert who understands healthcare compliance and social app dynamics, let's discuss your project! Feel free to message me with your requirements, I'm excited to help bring your mobile app vision to life.

Building the next generation of AI-driven mobile and web experiences. For me, development isn't just about writing code it’s about velocity and impact. In today’s landscape, that means combining deep engineering expertise with the latest in AI to build products that are smarter, faster, and more intuitive than ever before. I am a Full Stack Engineer specializing in React Native and AI-Native development. I don't just integrate APIs; I build "Agentic" systems that leverage LLMs for complex reasoning, multi-modal search, and personalized user experiences. By utilizing advanced AI tools (Cursor, Claude, and custom MCP servers), I deliver production-ready code significantly faster than traditional workflows. Core Technical Arsenal: - Mobile: Expert-level React Native (iOS/Android), Native modules (Swift/Kotlin), and Expo SDK 50+. - AI & Intelligence: Deep experience with OpenAI, Claude (Anthropic), and LangChain. Specialist in RAG (Retrieval-Augmented Generation), vector databases (pgvector/Pinecone), and local LLM optimization. - Full Stack & Cloud: Node.js, Next.js, and Python backends. Expert in AWS/Azure/GCP and automated CI/CD pipelines. Legacy Strength: Years of experience in Swift, Objective-C, Kotlin, and Java for high-performance native bridges. Since 2018, I’ve taken projects from a blank page to thousands of active users. I take full ownership of the product lifecycle from architecting scalable backends to polishing the "premium" feel of the UI. What I bring to your project: - AI Strategy: I’ll help you figure out where AI adds real value and where it’s just noise. - Scalable Engineering: Code that doesn’t just work today, but scales to a million users tomorrow. - Transparency: No jargon. Just clear updates, honest timelines, and a focus on your ROI. Outside of work, I love to travel, explore new places.

Hi, I’m Dishant J Chanchad 👋 I’m a React Native Developer with 8+ years of experience building mobile apps for iOS and Android. I mainly help startups and businesses: ✦ Build apps from scratch ✦ Improve existing apps ✦ Fix bugs and performance issues ✦ Add new features and integrations A lot of clients come to me when their app is slow, unstable, or the previous developer couldn’t complete the work properly. That’s usually where I step in. What I can help you with Mobile App Development → React Native (CLI & Expo) → Cross-platform apps for iOS & Android → Modern and user-friendly UI → App optimization and bug fixing → App Store & Play Store deployment → Authentication & user management Full Stack Development → Node.js, ExpressJS, NestJS → REST APIs & GraphQL → Third-party API integrations → MongoDB, PostgreSQL, MySQL → Firebase & Supabase → AWS / Azure / Google Cloud AI Features → OpenAI API integration → AI chatbots → Smart automation features → AI-powered mobile apps Industries I’ve worked with ✦ E-commerce & Marketplace ✦ Healthcare & Wellness ✦ FinTech & Payment Apps ✦ EdTech Platforms ✦ Logistics & Delivery ✦ SaaS & Startup MVPs ✦ Booking & Service Apps ✦ Social Networking Apps ✦ Fitness & Lifestyle Apps How I usually work I like to keep things simple and clear. 1. Understand your idea and requirements 2. Suggest the best approach 3. Build clean and scalable solutions 4. Test everything properly 5. Launch and provide ongoing support No over-promising. No confusion. Just honest and reliable work. Skills & Technologies Mobile ✦ React Native ✦ React Native CLI ✦ Expo ✦ iOS & Android Development Frontend ✦ React.js, Next.js ✦ JavaScript, TypeScript ✦ HTML5, CSS3 ✦ Tailwind CSS, Bootstrap Backend ✦ Node.js, ExpressJS, NestJS ✦ REST APIs & GraphQL Database ✦ MongoDB ✦ PostgreSQL ✦ MySQL ✦ Firebase, Supabase Cloud & DevOps ✦ AWS, Azure, Google Cloud ✦ Docker, Kubernetes ✦ CI/CD Pipelines ✦ Git, GitHub, GitLab Why clients work with me → Clear communication → Clean and maintainable code → Stable and scalable apps → On-time delivery → Long-term support Let’s keep it simple If you have an app idea or need help improving an existing app, feel free to send me a message. We can discuss your project and see if I’m the right fit 👍 ✅ Keywords React Native Developer | React Native Expert | React Native App Developer | React Native Mobile App Developer | Mobile App Developer | Mobile Application Developer | Cross Platform App Developer | Hybrid App Developer | React Native CLI | React Native Expo | Expo Developer | iOS Developer | Android Developer | iOS App Developer | Android App Developer | Mobile UI Developer | Mobile UI/UX Developer | App Performance Optimization | Mobile App Optimization | App Maintenance | App Bug Fixing | App Deployment | Play Store Deployment | App Store Deployment | Full Stack Developer | Full Stack Mobile Developer | MERN Stack Developer | Frontend Developer | Backend Developer | Node.js Developer | Express.js Developer | NestJS Developer | React.js Developer | Next.js Developer | JavaScript Developer | TypeScript Developer | HTML5 | CSS3 | Tailwind CSS | Bootstrap | REST API Developer | GraphQL Developer | API Integration | Third Party API Integration | Authentication System | JWT Authentication | OAuth Integration | MongoDB | PostgreSQL | MySQL | Firebase | Supabase | SQL Database | NoSQL Database | Database Design | Database Management | AWS | Amazon Web Services | Azure Cloud | Google Cloud Platform | Docker | Kubernetes | CI/CD | CI/CD Pipeline | Git | GitHub | GitLab | Cloud Deployment | AI Mobile App Developer | OpenAI API | ChatGPT Integration | AI Chatbot Developer | Generative AI | AI Automation | AI Integration | Startup MVP Developer | SaaS Application Developer | Scalable App Development | Marketplace App Developer | E-commerce App Developer | Booking App Developer | Delivery App Developer | FinTech App Developer | Healthcare App Developer | EdTech App Developer | Social Networking App Developer | Real Time App Developer | Firebase Realtime Database | 𝐒𝐨𝐜𝐤𝐞𝐭.𝐢𝐨 Developer | Push Notification Integration | Payment Gateway Integration | Stripe Integration | Razorpay Integration | PayPal Integration | Google Maps Integration | GPS Tracking App Developer | Twilio API Integration | WebRTC Developer | Agile Development | Clean Architecture | Redux | Context API | MVVM Architecture | Scalable Mobile Apps | Secure Mobile App Development | AI Powered Mobile Apps | Cloud Based Mobile Apps | React Native Firebase | API Development | App Scaling | Mobile Backend Developer | Responsive Mobile Apps | End-to-End App Development | Startup App Developer | SaaS Developer | MVP App Development | Mobile Product Development | User Authentication | Mobile App Testing | Mobile App Support | Performance Tuning | Real Time Chat App Developer | Notification System Integration | AI Chatbot Integration | OpenAI ChatGPT Apps | Enterprise Mobile Apps | Business App Developer