Have you ever used the lock class (ReentrantLock)? Have you ever used CountDownLatch or Barrier?
Senior Java Engineer Interview Questions
609 senior java engineer interview questions shared by candidates
Can a stream be reused? i.e. can you try to finalise a stream twice? i.e. can you call collect on a stream twice?
How do you find using annotations? Do you like it? What is the tradeoff?
How do you guarantee the security of the system?
How do you find Java's performance?
What is a refresh token? How does it work?
Pivot Index task - https://prepfortech.in/interview-topics/arrays/find-pivot-index/
I was interviewed for java role and the questions were mostly on what I have included in my resume and Core Java/Java8 questions with one or two programming questions.
Describe your experience. Questions about Java, SQL, and algorithms. Fix bugs in a Java project using TDD. Design a library management system. Explain the design and software design questions.
How you can design London tube payment system?
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