If you are preparing for a Java software engineer interview, here are some suggestions:
Review Java basics: The interviewer may ask about some basic Java concepts like object-oriented programming, data structures and algorithms, multi-threaded programming, etc. Make sure you are familiar with the concepts and can explain them clearly.
Learning Java framework: There are many Java frameworks, such as Spring, Hibernate, MyBatis, etc. Learn and become familiar with some of these frameworks, as most businesses use them. You should know their advantages, disadvantages and in which scenarios to use them.
Practice writing code: The interviewer may ask you to write some code, such as implementing an algorithm, or building a small project with a Java framework. Make sure you are proficient in the Java language and able to write code quickly during the interview.