⦁ Observe them. For approximately an hour in the most realistic setting imaginable, include problem-solving, null safety, error handling, readability, naming conventions, and encapsulation in the list of predetermined, job-relevant characteristics.
⦁ Give a completely programmed and standardized test to confirm that they grasp the JVM and fundamental command-line tools.
⦁ Inform them when to anticipate a follow-up call.
There you go. There will be no unstructured "cultural interviews," group quizzes, compiler optimization tests, or requests for the candidate to build a 15-hour project in their spare time. You evaluate their job-specific skills and are finished.