I applied in-person. I interviewed at ZapCom Group (Bengaluru) in Mar 2019
Interview
Interview was quite tough.
1st round was Hcakerrank online tesr, although i used to practice everyday, but given time constraint. it really shook my nerve
2nd round was telephonic, all internal implementation of Java api,and how it works and the time complexity of each
3rd round was f2f system design questions and all internal working like Trie, cache...e.t.c
Interview questions [1]
Question 1
1) How LinkedhashMap , Hashmap internally works, what are the time complexity of Insert, Delete and retrieval of it.
2)How sorting works internally. how to customize comparable to sort it for different value
I applied through a recruiter. I interviewed at ZapCom Group (Bengaluru)
Interview
3 rounds of interviews all are virtual
First round: basic Java, Spring Boot, and microservices
Second round: you able clear first round and easily clear second round also
Third round: HR and package discussions
Interview questions [1]
Question 1
java, Spring Boot, and microservices-related question
I applied through other source. I interviewed at ZapCom Group (Bengaluru) in Aug 2021
Interview
I took the interview process the position is senior Java developer . I received based on the Naukri profile . I took 2 level interview first one technical and second one HR level.They asked codings and basic average questions from Java technology and some data structure questions. In HR level basic about joining related questions.
