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Senior Java Developer Tech Lead Interview Questions
5,584 senior java developer tech lead interview questions shared by candidates
Data structures and SQL
soft skills interview code challenge
What is difference between Hashmap and HashTable? How do they work internally? What happens if we use Object as a key in Hashmap?
What Java8 Features I have used? What is Optional? How do you use it?
Serialization, cloning, producer consumer problem, questions on linkedList, Java8, collections
Possui experiencia em sistema bancários? Se sim, fale sobre sua experiência. Trabalhou com o modelo ágil? Se sim, fale sobre sua experiencia. Tem experiência com Kotlin e AWS?
Stream programs, Java 8 (most questions were from here), multithreading(important), executor service, spring boot annotations, microservices: service registry, pom.xml dependencies, difference between post and put, collections: concurrent hashmap and hashmap difference and internal functioning. Stream program to find index of largest element, find the occurance of each number using stream.
Difference between JPA Repository and CRUD Repository.
Difference between @Component and @Service.
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