I will create a mobile application

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fcristi_dev
F
fcristi_dev
FCristi.dev
create a mobile application
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create a mobile application

About this gig

Looking for a professional mobile app developer who can bring your idea to life? I build high quality Android and iOS applications tailored to your exact needs.


I offer three types of services:

  1. Custom app development from scratch, based on your idea, wireframes, or requirements.
  2. Converting an existing website or web application into a fully functional mobile app.
  3. Rebuilding or redesigning an existing app, whether you need a fresh UI, better performance, added features, or a complete overhaul of outdated code.


I focus on clean design, smooth navigation, and reliable functionality so your app is ready for real users. Every project includes source code, so you retain full ownership and flexibility to keep building after delivery.


Whether you're a startup launching your first product, a business modernizing your online presence, or someone with an app that needs a serious upgrade, I can help you get there efficiently and affordably.


Let's discuss your project. Send me a message with your requirements, and I'll help you figure out the best package and timeline for your needs.

  • App type

    • Hybrid

  • Programming language

    • Java
    • PHP
    • Python
    • TypeScript
    • React Native

  • Frameworks

    • Angular
    • React Native

  • Purpose

    • Chat
    • Delivery
    • Music
    • Restaurant
    • Taxi
    • Social networking
    • Maps & navigation
    • Custom
    • Quiz
    • Other

  • Tools

    • Expo
    • Android Studio
    • Xcode
    • Firebase
    • Other

  • Expertise

    • Localization
    • Ads & monetization
    • Data storage
    • Firebase
    • API integration
    • Compatibility

Get to know FCristi.dev

FCristi.dev

Software Engineer

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

  • Languages

    Romanian, English
Hello there! I am a 22 year old software engineer with almost 4 years of experience building real, successful products. I can build anything, from desktop apps to full stack web apps and mobile apps. I work across React, React Native, Angular, Spring Boot, and FastAPI, with hands on experience in Docker, MySQL, and AI model training. I care about clean code and clear communication. Whether your idea is small or big, I bring the expertise to turn it into a reliable, successful product. LinkedIn: https://linkedin.com/in/gheorghe-florin-cristi-22714b1a2

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