Full stack developer for freelance tasks for our agency

Hi there, We are an Agency that is working with All type of business so we need a full stack developer that can help supporting our customers with developerment. It can be adding features to a shopify webshop or building a hole new website in wordpress or custom builds. We dont have any estimate on how many hours monthly but there will be something to do every month. Sometimes it can be a full time working job other month maybe only 5-10 hours. It is also important to us you can use ai and have an understanding with Databases og servers. since we are using cloudways to host our customers websites, so it is important you can setup thing in there aswell.