Thanks for reaching out!
This should definitely be possible—and you have a few different options. We have several different app types that you can build in our Marketplace, you can see each of these here:
If you’re looking to build an app that is account-wide and for internal uses, a JWT app will likely suffice:
However, if you’re interested in building an app that needs to access user data from outside your own Zoom account, you’ll want to take a look at our OAuth app, as you suggested:
You also have the option of utilizing our Web SDK, which allows you to connect to start and join Zoom meetings, webinars, enable audio/video, and more:
To authenticate with our Web SDK, you’ll need a JWT app.
If you want to share more details about your use case, I’m happy to further assist—just let me know!