I applied through a recruiter. The process took 4 weeks. I interviewed at Informatica (Bengaluru) in Jun 2014
Interview
1. Written MCQ + written coding test
30 MCQ most of basic technical. One can easily clear if their fundamentals are clear on data structure, algorithm, OS, DB and networking. Fairly easy.
Coding round : 15 code and around 1.30 hr and we have been given to improve code and also write some logic entirely. It is bit lengthy and I was able to code around 12-13 questions out of which 10 are accurate and in 3 i have describe login in words as i was short of time.
3 technical round
1 Manager round
1 HR round
Interview questions [1]
Question 1
1. Design data structures for top N trending items for retail shop. Items keep on coming online and trends keep on chaning (idea : use heap data structure... max heap will give you top trending item)
2. BST tree related code ..fairly easy. Like convert BST to greater sum tree.
3. some matrix puzzle and I could not code but explain the logic as he was more interested in logic only.
4. puzzle on weight.. easy one
5. B tree code was given and I had to tell what this code doing/..fairly easy with recursion understanding.
It was an on campus drive, actually good.it was about 4 rounds ,1st tech apti round,second tech interview,next also tech interview then hr interview . All these process where offline
5 round of interview with 2-3 level of technical interview,
5 round of interview with 2-3 level of technical interview,
5 round of interview with 2-3 level of technical interview
I applied through a staffing agency. The process took 1 week. I interviewed at Informatica (Bengaluru) in May 2025
Interview
I have appeared two rounds, one online and one in-office, receiving and interview procedure were smooth and office staff were polite. Got offer almost immediately after interview concluded. Great interview
Interview questions [1]
Question 1
Performance improvements and any scenario I faced to improve performance