How to Build a Reward System for an eCommerce Platform using Blnk

Learn how to set up customer wallets, issue rewards on purchase, and redeem them at checkout using Blnk with atomic bulk transactions. Rewards are a common customer retention strategy for e-commerce and embedded finance products. In simple terms, you ‘reward’ customers for continuing to buy with you. For you, the developer, it’s important for you to know if a customer has rewards, exactly how much has been rewarded, and how to help them redeem it. In this guide, you'll learn how to implement a rewards system using the Blnk Ledger: from managing customer wallets to assigning and redeeming rewards at purchase. We'll use SunnySide Mart, a mid-sized supermarket franchise, as our example. To see how this works in real-time, you can follow this guide hands-on using our example demo here . Step 1: Setting up your ledger design Since we’re using Blnk, make sure you have a deployed Blnk instance. If you don’t have one, we wrote a guide here on how to get started . First, let’s review our reward