It has core java round, spring boot related questions, micro services architecture related questions like communication JMS, design pattern, and advanced Java like mutlithreading, few questions from Java 8 features, stream API.

I got call from a consultancy ( Careernet) and I had cleared all the interview rounds including client round. HR was also ok with my salary expectation , she told me that she got salary approval also .But she didn't release my offer . Whenever I called her , she never picked up my call. So , I can say that process is pathetic.