Code assistance for new website based on grav cms

Hello Bidders We are looking for a developer who knows about grav cms ([login to view URL]) We would like from the developer to help us importing this feature to our website [login to view URL] We have some ads (job ads) and below of each ad, we would like to add "upload file" button. The developer should also find a way to store all resumes from one specific post to a specific location, so we can understand which resumes belong to which ad.