Wayfair Interview Questions, Process, and Tips

Leetcode medium question - could solve easily

Q1. Coding Coupons - Backtracking
Add your answer

I was given a codility test which was of one hour duration.

Q1. Find the non overlapping intervals
Ans. 
Given a list of intervals, find the non-overlapping intervals.
• Sort the intervals based on their start time.

• Iterate through the intervals and keep track of the latest end time.

• If the start time of the current interval is greater than the latest end time, add it to the non-overlapping intervals.

• If the start time of the current interval is less than or equal to the latest end time, skip it as it overlaps with the previous
Answered by AI
Add your answer
Q2. Add two integer strings
Ans. 
To add two integer strings, we can convert them to integers and then add them.
• Convert the strings to integers using parseInt() or Number()

• Add the integers using the + operator

• Convert the result back to a string using toString()
Answered by AI
Add your answer

Q1. Design an automated parking lot having automated lift for parking a vehicle. Main focus was on class diagram and schema design
Add your answer

Q1. High Level Design of an app similar to Shazam
Ans. 
An app similar to Shazam for identifying music
• Use audio fingerprinting to identify songs

• Integrate with music databases to retrieve song information

• Provide user-friendly interface for displaying song details
Answered by AI
Add your answer

Q1. Design a Url Shortener serive
Ans. 
A URL shortener service that converts long URLs into shorter, more manageable links.
• Generate a unique short code for each long URL

• Store the mapping between short code and long URL in a database

• Redirect users from short URL to original long URL when accessed
Answered by AI
Add your answer

Q1. How would you improve reviews on Wayfair
Add your answer

Q1. Initial discussion with HR regarding resume and experience for half an hour
Add your answer

You will be given a hackerrank link which you can attend within a week . It is a 50 mins interview with 2 medium level dsa questions(not a leetcode question, it was their own question).

Atleast 1 question need to be completed with 100% testcase pass and second need to be completed with few test passing

Q1. Design url shortener
Ans. 
Design a URL shortener system
• Generate a unique short code for each long URL

• Store the mapping between short code and long URL in a database

• Redirect users from short URL to original long URL
Answered by AI
Add your answer