Hyvä Checkout simplifies the development process for developers by simplifying the code structure, leveraging familiar tools, and focusing on backend development. It minimizes nesting and provides a clearer logical chain for developers to navigate. This reduces the number of files developers need to work with and fosters a better understanding of the overall checkout functionality.

Hyvä Checkout keeps most of the functionalities on the backend, leveraging familiar Magento tools like classes, dependency injection, and layout XML. This allows backend developers to focus on their core expertise without getting bogged down in intricate frontend intricacies.