Vending Machine Payments with Real-Time Loyalty Points Redemption

The Vending Machine Loyalty Management System (VMS) introduces a seamless and innovative solution that allows vending machine users to redeem loyalty points directly during the checkout process. By bridging traditional vending machine functionality with loyalty program integration, the system enhances user experience, improves transaction efficiency, and encourages repeat usage.


The Challenge

 

While vending machines are widely available and used, they often lack a mechanism to integrate customer loyalty programs. Customers are unable to leverage rewards points during purchases, and vending machine operators miss opportunities to incentivize repeat usage. The challenges included:

  • Lack of Loyalty System Integration: Customers couldn’t redeem or accumulate points during vending machine transactions.
  • Seamless User Experience: Ensuring loyalty redemption occurred without disrupting the payment flow.
  • Real-Time Validation: Establishing a secure “handshake” between the user app, VMS, and payment services to validate QR codes and points instantly.

The goal was to create a solution that allowed loyalty points redemption on the go while maintaining smooth transaction processing and reliable machine operations.


The Solution

We developed a Vending Machine Loyalty Management System that integrates loyalty points redemption seamlessly into the vending machine workflow. The solution includes the following key innovations:

  1. User App-Based Checkout:

    • During checkout, users select “User App” as the payment method on the vending machine.
  2. QR Code Generation and Handshake:

    • Once the user selects the app-based checkout, the VMS generates a unique QR code.
    • The user scans this QR code via the mobile app, triggering a secure handshake between the app and the VMS to validate the order.
  3. Real-Time Loyalty Points Redemption:

    • After QR validation, the user app displays the user’s available points balance.
    • Users can choose to redeem points instantly to offset the order amount.
  4. Remaining Balance Payment:

    • If the loyalty points don’t cover the full order value, the user app initiates a payment for the remaining balance by interacting with the payment gateway or service.
  5. Callback and Transaction Status:

    • Upon successful payment, the payment service sends a callback to the VMS, confirming the transaction status.
    • The vending machine receives this confirmation and releases the product slot for the completed order.
  6. Error Handling and Payment Retries:

    • If payment fails, the system prompts for retry mechanisms, ensuring a smooth experience with minimal disruption.


How It Works: The User Journey

 

The VMS streamlines the vending machine purchase process with loyalty integration as follows:

  1. Product Selection:

    • The user selects SKUs and proceeds to checkout.
  2. Selecting User App Payment:

    • The user chooses “User App” as the payment method.
    • The VMS generates a QR code for the order.
  3. Scanning the QR Code:

    • The user scans the QR code via the app, initiating a secure handshake between the app and the VMS to verify order details.
  4. Loyalty Redemption:

    • The app displays the user’s points balance, allowing them to redeem points instantly to offset the order value.
  5. Payment Processing:

    • If points do not fully cover the purchase, the app triggers the payment service to process the remaining balance.
    • The payment service validates the transaction and sends a callback to the VMS.
  6. Order Completion:

    • Upon successful payment confirmation, the vending machine releases the product slot and marks the transaction as complete.

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The source code for this project is not publicly available.
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