core java questions based on oops, multithreading, collection , java 8 features, some tricky questions
Senior Java Engineer Interview Questions
5,798 senior java engineer interview questions shared by candidates
spring-boot questions, like stereotype annotations, microservice architecture, rest API
remove dublicate elements from array without using collection framework with complexity O(n)
There were questions on algorithms and data structures. A programming task, like the ones you get in codility tests and one task on SQL joins. Also they asked to design the technical solution for one of their current development challenges. This was about creating fast and reliable distributed cache.
All simple questions except hiring manager
if you app fails to perform 5 transactions, what would you do?
For Spring custom services with the only implementation we can use interface + implementation class or can implement the service in one class. Why do we need interfaces if we have the only implementation?
Details regarding my previous work experience.
hashmap, concurrency, collections, code quality, microservices, complexity
Almost only Java related questions.
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