Kotak | SDE-2 interview Experience
Summary
I completed three interview rounds for an SDE-2 role at Kotak, covering DSA problems, system design, and distributed systems, but I have not yet received a final decision.
Full Experience
Hi Cuurent Exp:3.5 years in FAANG(SDE-2)
Round 1 : Bar Raiser (90 mins)
This was a DSA + LLD + Distributed Systems round.
DSA: https://leetcode.com/problems/course-schedule/description/ and https://leetcode.com/problems/house-robber-ii/description/
LLD: Design Bookmyshow platform (classes, DB choice, flows)
Distributed Systems: Event-driven processing, DB selection, scalability
Round2 : Lot of discussion on current work and this DSA: https://leetcode.com/problems/trapping-rain-water/description/
Round3 : Lot of discussion on current work And was asked to design the Payment Gateway systems and lot of focus on scalling, monitorning.
I still haven't heard back for results even after a week has passed from 3rd round tbh idk what to expect. Has anyone faced similar situation pls let me know ?
Interview Questions (5)
Course Schedule
Given a list of courses and their prerequisites, determine if it is possible to finish all courses. This is a graph cycle detection problem.
House Robber II
Given an array of non-negative integers representing the amount of money of each house, determine the maximum amount you can rob tonight without alerting the police, where the houses are arranged in a circle.
Design BookMyShow Platform
Design a BookMyShow platform, covering class structures, database choices, and user flows. The design should address scalability and typical operations such as event browsing, ticket booking, and payment processing.
Trapping Rain Water
Given n non-negative integers representing an elevation map where the width of each bar is 1, compute how much water it can trap after raining.
Design Payment Gateway System
Design a payment gateway system focusing on scalability, monitoring, and reliability. Discuss components such as API endpoints, transaction processing, fraud detection, and system monitoring.