One critical aspect of the search is pricing. Udemy courses frequently go on sale. Never pay full price ($100+).

Modern Java (versions 17 and 21) is fast and developer-friendly. What to Look for in a Udemy Course

* Spring Framework. * Object-Oriented Programming (OOP) * Hibernate. * Design Patterns (software) * REST API. * Data Structures. * Spring Boot

Udemy frequently runs sales where these courses drop from their list price to roughly $10–$15. If the price is currently high, wait a few days or check for coupons.