Yes, you can sign into your Apple Developer account on MacinCloud Servers
However, you will not be able to enroll in the Apple Developer Program using a MacinCloud server. You must bring your own existing Apple Developer account to use with MacinCloud services. For additional information, see Apple's Official documentation on how to enroll in the Apple Developer Program.
Support
If you have any additional questions please contact our support staff. For questions about the Apple Developer Program, we recommend contacting Apple support.
Resources
How to Enroll in Apple Developer Program
Interested in MacinCloud Managed Servers?
Visit the Managed Server Plan page to obtain a Managed server.
Do you require full root/admin privileges on a MacinCloud Server?
Visit the Dedicated Server Plan page to obtain a Dedicated Server.