I applied through a staffing agency. I interviewed at HCLTech (Bengaluru) in Jun 2020
Interview
I was contacted via Naukri.com
First round:
Questions were provided on mail and was asked to send the solution of GitHub
Questions were:
1) Least Common Ancestor
2)BFS Traversal
3) Reducing a string so that no adjacent duplicates should be together
For eg : "aaba" output will be "ba"
Second Round:
1)Initial discussions on above questions
2)DFS Traversal
3)String aabbccaaa to be printed like "a2b2c2a3" i.e. length to be appended of a variable
4)BFS Traversal : print elements level wise
For eg:
2
1 4
3 5
Third Round:
Create binary search tree , pass Linked link and using bst return sorted list . can be done using inorder traversal
Interview questions [1]
Question 1
Questions were mostly from Data Structures and mainly from Trees
Gave two coding questions from Leetcode, 2sum and longest substring without repeating characters iirc. Then asked some questions about my experience and resume like projects. Also talked about the role and duties that would be assigned
Interview questions [1]
Question 1
Tell us about a project you are currently working on. What are some challenges you overcame while working on it?
I applied through college or university. The process took 1 day. I interviewed at HCLTech (Nāgpur, Maharashtra) in Feb 2025
Interview
it consist of online test then gd after that they have taken two technical rounds and then they have taken hr round. these are all elimination round , and the whole process is conduct in a single day.
I had joined virtual interview 2 times but both the time technical panel was not available.why they arrange interview if they are not available. Interview was scheduled by third parties.