Seraphina

I DescriptionI full-Stack developed the company’s new version APP (QBO-Slate) based on Express as backend, React as frontend, and MySQL as database. The APP realized the interaction between the company’s server and QuickBooks Online successfully, including creating invoices, recording payments and transactions, automatically sending invoices to customer’s email addresses. II DetailsDesigned fully backend routes, functions, and user interfaces such as login, search engine, and visualization by Ex ...