Fullstack Engineer

You'll solve complicated challenges with your code in a way that's meaningful to our customers.

About Kard

Kard is a rewards infrastructure API that helps any company that issues a payment card build a customized rewards program for its cardholders. Kard works with some of the largest banks in the world as well as leading digital banks, helping their cardholders earn more rewards at thousands of restaurants, retailers, hotels, or D2C brands.

Brands and retailers that want to target our millions of customers work with Kard to increase conversions, bring foot traffic into retail locations, and drive incremental sales. Through our access to 1st-party, realtime, transaction data, Kard can help brands target customers at the right time in a fraud-free environment, ensuring our promotions are being delivered to the customers brands want to reach.

About the Role

As a fullstack engineer, you'll be an important part of every aspect of our product. You'll solve complicated challenges with your code in a way that's meaningful to our customers.


  • Keeping everything running under the hood while adding new features and improving upon existing code
  • Knowing every inch of our stack and contributing across the board
  • Participating in both the learning and teaching of the team as we work together
  • Creating solutions for problems that our sales and operations teams face

Ideal Candidate:

  • At least 3+ years of experience of development / supporting a live product
  • Deep understanding of Javascript/ES6
  • Experience with NodeJS and with modern client-side framework like React
  • Experience with NoSQL (we use MongoDB)
  • Experience with Microservice architecture
  • Experience with AWS Lambda, bonus points for Serverless Framework!
  • Experience with unit, integration, and end-to-end testing
  • Ability to break down and articulate solutions to complex problems

Bonus Points:

  • Experience working for a tech startup
  • Experience with AWS services.
  • Experience with webhook and event-based architectures

Kard is growing quickly and this is an opportunity to be a major part of our solution!


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