I will develop pos terminal app, payment processing app, billing app

C
codenestx12
C
codenestx12
Nest C
develop pos terminal app, payment processing app, billing app
Full Screen
develop pos terminal app, payment processing app, billing app

About this gig

We build secure POS terminal apps and payment systems designed for reliability and speed. Our service provides a complete solution for businesses that need to process transactions, manage billing, and connect with hardware directly.


Key Capabilities

  • Fast Payments: Support for Stripe, PayPal, and direct bank gateways for quick checkout.
  • Hardware Integration: Direct connection with PAX, Verifone, or Ingenico terminals, plus printers and scanners.
  • Offline Mode: Process sales even when the internet goes out and sync data later.
  • Inventory Management: Track stock levels in real-time as sales happen.
  • Admin Dashboard: A central place to view sales reports, customer data, and staff activity.
  • Digital Receipts: Generate and send receipts via email or SMS instantly.


Technical Standards

  • Secure Coding: Built with financial safety in mind to protect sensitive transaction data.
  • Cross-Platform: High-quality apps that work on Android, iOS, or desktop.
  • Scalable Logic: Add new features or multiple store locations as your business grows.
  • API Expertise: Expert integration of payment SDKs and custom bank gateways.


We deliver stable products that make checkout easy for your staff and customers.

  • App type

    • Hybrid

  • Programming language

    • Dart
    • Java
    • Kotlin
    • Objective-C
    • Python
    • Swift
    • React Native

  • Frameworks

    • Flutter
    • Ionic
    • Laravel
    • Angular
    • SwiftUI
    • Node.js
    • React Native

  • Purpose

    • Shopping
    • Finance
    • Wallet app

  • Tools

    • Xamarin
    • Flutterflow
    • Expo
    • Android Studio
    • Xcode
    • Firebase
    • Visual Studio Code

  • Expertise

    • Cross browser/Device compatibility
    • Performance
    • Security
    • Design
    • Data storage
    • API integration

Get to know Nest C

Nest C

Develop with Confidence

  • FromColombia
  • Member sinceAug 2025
  • Avg. response time2 hours

  • Languages

    English, French
Hi! We’re CodeNestX, a team of 4 mobile app developers who love building great apps. Our team is led by Jacob, who has over 5 years of experience in mobile app development and more than 2.5 years working with Flutter. We’ve worked with different clients and helped them create apps that grow their business. These days, everyone uses a phone, so having a strong mobile app is important. That’s where we come in. We’re friendly, easy to work with, and ready to help. If you have an idea or need help with your app, just send us a message. We’re here to answer your questions and get started.

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