I will build fast react native expo mobile application

M
man639
M
man639
Denis K
build fast react native expo mobile application
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build fast react native expo mobile application

About this gig

Are you looking for a reliable mobile app developer to bring your app idea to life?


I build modern Android and iOS applications using React Native especially Expo. Whether you need a brand-new app or improvements to an existing one, Im here to help turn your vision into a fully working product.

What Youll Get:

  • Cross-platform apps for Android & iOS
  • Fast, responsive, and stable performance
  • Secure data handling and storage
  • Clean and user-friendly UI
  • API, payment, auth & third-party integrations
  • Complete testing and QA
  • Store deployment support (Play Store & App Store)
  • Post-launch maintenance and updates

Types of Apps I Build:

  • Fitness & health trackers
  • Booking & reservation systems
  • E-commerce & marketplace apps
  • SaaS platforms & dashboards
  • Social & community apps
  • Custom business solutions

Technologies I Use:

  • React Native, Expo
  • Firebase, MongoDB, Supabase
  • Node.js, Express.js
  • REST APIs / GraphQL

Why Work With Me:

  • Clean architecture & maintainable code
  • Strong communication
  • Reliable delivery and support
  • Startup-friendly approach


Message me now to discuss your idea and get started!


  • App type

    • Hybrid

  • Programming language

    • Java
    • JavaScript
    • Kotlin
    • Swift
    • TypeScript
    • HTML
    • React Native

  • Frameworks

    • React Native

  • Purpose

    • Chat
    • Taxi
    • Booking
    • Finance
    • Entertainment
    • Health & fitness
    • Maps & navigation
    • Education
    • Travel
    • Wallet app

  • Tools

    • Glide
    • Expo
    • Android Studio
    • Xcode
    • Firebase
    • Visual Studio Code
    • Visual Studio

  • Expertise

    • Localization
    • Performance
    • Design
    • Data storage
    • Firebase
    • API integration

Get to know Denis K

Denis K

Senior React Native Developer, Mobile App Developer, Software Developer

  • FromKenya
  • Member sinceJun 2021

  • Languages

    English, Swahili
I’m a mobile app developer specializing in building smooth and scalable apps for iOS and Android using React Native and Expo. I focus on clean UI, responsive performance, and great user experience. I also build admin panels using React, Node.js, Next.js, Express, and TypeScript to support backend workflows. From concept to deployment, I deliver reliable, maintainable solutions that fit business needs.

My Portfolio

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