Kotak Mahindra bank Interview experience | SDE2
March 18, 2026 · 3 reads
Summary
I interviewed for the SDE2 role at Kotak Mahindra Bank, experiencing rounds covering DSA, LLD, and HLD, including specific problems like 'Remove All Adjacent Duplicates in String' and system designs for a ride-sharing app and an online trading system. Unfortunately, I was ghosted after the interviews.
Full Experience
Bar raiser round (1.5 hr):
- DSA question
- LLD: Design ride-sharing application
- HLD: Questions on distributed systems, CAP theorem, etc.
DSA round:
- Remove All Adjacent Duplicates in String
- Max Consecutive Ones III
Design round:
It was supposed to be an LLD round as per HR, but the interviewer asked HLD.- Questions on threads and locks
- HLD question: Design GROW (online trading system) focus on real time stock price updates , order management. How https works
Verdict: Ghosted
Interview Questions (4)
1.
Design Ride-Sharing Application (LLD)
System Design
Design a ride-sharing application focusing on Low-Level Design.
2.
Remove All Adjacent Duplicates in String
Data Structures & Algorithms
The interviewer asked to solve the problem 'Remove All Adjacent Duplicates in String'.
3.
Max Consecutive Ones III
Data Structures & Algorithms
The interviewer asked to solve the problem 'Max Consecutive Ones III'.
4.
Design GROW (Online Trading System) HLD
System Design
Design an online trading system (GROW) focusing on real-time stock price updates and order management. Also, questions were asked on how HTTPS works.