I will develop a custom flutter app for ios and android with apis

C
calvinhosea
C
calvinhosea
Calvin H
develop a custom flutter app for ios and android with apis
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develop a custom flutter app for ios and android with apis

About this gig

Are you looking for a high-performance cross-platform mobile application for iOS and Android? You are in the right place!

I am a Software Engineer with a BSc (Hons) in Software Engineering and a Masters student specializing in mobile app engineering. I build clean, scalable, and responsive Flutter applications tailored to your exact business requirements.

What I Offer:

  • Custom Flutter App Development: Native performance on both iOS & Android.
  • Figma / Adobe XD to Flutter: Pixel-perfect, modern UI/UX design implementation.
  • Firebase Integration: Authentication, Cloud Firestore, and Push Notifications.
  • REST API & Backend Integration: Connecting custom APIs (PHP, SQL, Third-Party services).
  • AI & Smart Features: OCR card scanning, Vision API, and automated workflows.
  • Maintenance & Optimization: Bug fixing, state management, and performance tuning.

Why Choose Me?

  • Engineering Rigor: Clean, maintainable code structured for scalability.
  • Proven Track Record: Experienced in building custom client systems and AI integrations.
  • Clear Communication: Professional collaboration with regular progress updates.

Please message me before placing an order to discuss your project requirements!

  • App type

    • PWA

  • Programming language

    • C
    • Dart
    • PHP
    • Python
    • Swift
    • React Native
    • Flutter

  • Frameworks

    • Flutter
    • Node.js
    • React Native

  • Purpose

    • Chat
    • Restaurant
    • Booking
    • Health & fitness
    • Maps & navigation
    • Education
    • Travel
    • Productivity tools
    • Custom

  • Tools

    • Android Studio
    • Xcode
    • Firebase
    • Visual Studio Code
    • Supabase

  • Expertise

    • Cross browser/Device compatibility
    • Performance
    • Firebase
    • Analytics
    • API integration
    • Compatibility

Get to know Calvin H

Calvin H

Software Engineer

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

  • Languages

    English, Indonesian
I am a Software Engineer and master’s student specializing in cross-platform mobile development and full-stack web integrations. I have a proven track record of building scalable applications, AI vision API integrations, and cloud-native serverless architectures in remote-first environments.

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