My fulfilment partner needs to integrate their system with my Wix Store, do they need an API? what is require by Wix for them to do this?

They will need to learn Corvid and the relevant APIs. To learn about programming with Corvid, read the following articles that will help them start working with Corvid:

Information on the Wix Stores:
Articles about Wix Stores
wix-stores API
wix-stores-backend API

If you or your fulfilment partner have specific questions regarding coding, please fee to post your question here in the forum.

For questions that are not related to code you can contact Wix Customer Care .