Senior Full-Stack Developer — E-commerce Modernization

I have an existing full-stack e-commerce application that is already functional. Customers can currently browse products, add items to the cart, and complete purchases using credit cards. I am looking for a senior full-stack developer to review the existing codebase, modernize several technical areas, and add cryptocurrency wallet/payment functionality. This is not a greenfield project. You will be working with an existing application, so the ability to understand unfamiliar code and improve it…