Cashfree Payments | Interview Experience | SDE-2 | Reject

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SDE-2Cashfree Office2.5 years
June 10, 20256 reads

Summary

I interviewed for an SDE-2 position at Cashfree Payments and was rejected after completing three elimination rounds: Data Structures & Algorithms, Low-Level Design, and a Hiring Manager discussion.

Full Experience

Experience : 2.5 Years

All rounds were elimination rounds.

Round 1 - DSA 60 Minutes

Question - 1 https://leetcode.com/problems/capacity-to-ship-packages-within-d-days/

Question - 2

https://leetcode.com/problems/best-time-to-buy-and-sell-stock/description/

Solved question 1 with brute force to most optimal (Binary Search). Solved question 2 in O(n^2).

Round 2 - LLD 60 Minutes

Design BookMyShow

Counducted on Hackerrrank. Expected to write classes & DB Design. Disussions Focussed on Multithreaing, handling multiple concurrent bookings. Also disussed implementation in Distributed Systems with Redis, Kafka, etc. Expaling the choices of DB & how will the DB design handle various queries.

Round 3 - HM (In person @Cashfree Office) 60 Minutes

Focus was on standard cultural fit questions. Round heavily focussed on the work I do in current company.

Verdict : Rejected

Interview Questions (4)

Q1
Capacity To Ship Packages Within D Days
Data Structures & Algorithms

This question refers to the LeetCode problem 'Capacity To Ship Packages Within D Days'. The full problem statement can be found at the provided link.

Q2
Best Time to Buy and Sell Stock
Data Structures & Algorithms

This question refers to the LeetCode problem 'Best Time to Buy and Sell Stock'. The full problem statement can be found at the provided link.

Q3
Design BookMyShow
System Design

I was asked to design a Low-Level Design (LLD) for a system similar to BookMyShow. The expectation was to write classes and design the database schema. This round was conducted on HackerRank.

Q4
Behavioral/Cultural Fit Questions
Behavioral

This Hiring Manager (HM) round focused on standard cultural fit questions and extensively on the work I do in my current company.

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