Buyhatke Interview Experience for SDE (On-Campus) 2023
BuyHatke is an E-commerce startup and its main focus is to compare prices for online shopping. It was an On-Campus Internship Drive for 6 months and a PPO for a pre-final year in June 2023 where eligible candidates should have a percentage of 75 or above.
It consists of 3 rounds.
Online Coding Round :
- There was a coding round consisting of 4 coding questions and 10 subjective and objective questions based on DBMS, OS, and WEB development.
- Coding questions were Medium level problems involving concepts like binary search, hashmap, and dynamic programming :
- Maximum Boundary
- Smart Shopkeeper
- Sam and Friends
- Near perfect String
- 14 students were selected after this round.
Technical Rounds: There were two technical interview rounds.
Technical Round 1: It was a 30-minute Google Meet based Interview, in this round
- My interviewer asked me to introduce myself and brief him about my projects.
- Then I was asked a few questions related to my projects and to demonstrate any of my projects.
- Then I was asked 2 DSA Algorithms Questions.
- A question related to Buying and selling stock.
- Maximum Product of Word Lengths
- I was asked to give optimized approaches as well as the asymptotic analysis of both problems.
- 4 students were selected for the second technical interview.
Technical Round 2: Once again the interview started with introductions and a discussion of my projects.
I was asked few questions related to Blockchain as I had mentioned a project based on blockchain and feature engineering in my resume.
Then I was asked questions based on WEB DEVELOPMENT , MYSQL, DSA and LOGICAL REASONING.
CSS :
1. In how many ways can we add css in a Html page.
Logical questions:
- Calculate the number of trailing zeros present in the factorial of a number.
- How can we use a 7 minutes hourglass and a 4 minutes hourglass to measure 9 minutes.
Coding questions :
- In an array each element is present two times except one element. How can we find that element? (https://www.w3wiki.net/problems/find-the-odd-occurence4820/1?page=1&category[]=Hash&sortBy=difficulty)
- Calculate the number of trailing zeros present in the factorial of a number.
DBMS query:
- Find the 3rd highest salary from the Employee table (with a follow up question to write the same query for nth highest salary).
After this round only 1 student was selected for the internship.
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