The eCommerce website can be developed and then integrated with Odoo for back-office processes. As it is built with Odoo, the model is highly customizable as per business needs. So, Warehouse management, Order fulfillment, Purchase/Sales management, Payment integration, Support and helpdesk, and feedback system can be implemented. Basically, Everything needed to run the business can be implemented on a single solution letting you not arising the need for other managing platforms. Also, if the business is using a traditional platform with no plan of retiring it, the platform can be integrated order to work in parallel with Odoo.