Back End Developer Interview Questions

1,560 back end developer interview questions shared by candidates

Design a system to handle the shopping cart portion of an online shop. It should be able to handle adding and removing items from the cart, as well as checking out and paying. It should be able to handle multiple forms of payment, such as card, check, PayPal, and Bitcoin. How would you structure this system?
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Back End Engineer

Interviewed at EarnIn

4.1
Aug 21, 2017

Design a system to handle the shopping cart portion of an online shop. It should be able to handle adding and removing items from the cart, as well as checking out and paying. It should be able to handle multiple forms of payment, such as card, check, PayPal, and Bitcoin. How would you structure this system?

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