I will develop mobile apps from scratch using react native and expo

D
directtosumit
D
directtosumit
Sumit Garai
develop mobile apps from scratch using react native and expo
develop mobile apps from scratch using react native and expo
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develop mobile apps from scratch using react native and expodevelop mobile apps from scratch using react native and expodevelop mobile apps from scratch using react native and expodevelop mobile apps from scratch using react native and expo

About this gig

Are you looking to turn your app idea into a high-performance, production-ready mobile application for both iOS and Android? You are in the right place.

With 7 years of full-stack engineering experience, I specialize in building robust, cross-platform mobile applications from scratch using modern frameworks.


WHAT I DELIVER:

  • Complete mobile app development using React Native and Expo
  • Secure user authentication and role-based access control
  • Seamless backend integration (Firebase, Node.js, Custom REST APIs, or MySQL)
  • High-performance local offline support & caching (SQLite/Firestore)
  • Push notifications, third-party API integrations, and smooth UI/UX animations
  • Deployment preparation and store-ready configuration


WHY CHOOSE ME:

  • Full-stack ownership: I handle everything from database architecture to mobile frontend UI and cloud deployment.
  • Clean, modular, and scalable code that is easy to maintain and scale.
  • Transparent communication and dedicated post-launch support.


Lets build something exceptional together. Send me a message with your project scope before ordering so we can align on the best architecture for your product!

  • App type

    • Hybrid

  • Programming language

    • Java
    • JavaScript
    • TypeScript
    • React Native

  • Frameworks

    • Node.js
    • React Native

  • Purpose

    • Custom

  • Tools

    • Expo
    • Android Studio
    • Firebase
    • Visual Studio Code
    • Visual Studio

  • Expertise

    • Cross browser/Device compatibility
    • Performance
    • Security
    • Design
    • Firebase
    • Release management

Get to know Sumit Garai

Sumit Garai

Mobile and Web Developer React Native Expo Nodejs Firebase

  • FromIndia
  • Member sinceAug 2026
  • Avg. response time1 hour

  • Languages

    Bengali, Hindi, English
I'm a Full-Stack Mobile & Web Developer with 7 years of professional experience building and maintaining production applications. I specialize in React Native, Expo, React Native Web, TypeScript, JavaScript, Node.js, Firebase, and GCP. My experience includes Firebase Cloud Functions, Firestore, Authentication, REST APIs, Docker, Android/Java, and Python. I can take your product from idea to production or help fix, improve, and maintain an existing application.

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