Wayfair Software Engineer III Interview Questions and Answers

Function to add two numbers provided in string format

Q1. Design parking lot
Ans. 
Design a parking lot system
• Consider the size and layout of the parking lot

• Include designated parking spaces for different types of vehicles (e.g. compact, regular, handicapped)

• Implement a ticketing system for entry and exit

• Incorporate security measures such as surveillance cameras and barriers

• Include a payment system for parking fees
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Leetcode medium level problem + BFS

Longest plaindrome string hackerrank round

Online test with 2 Coding problems on Hackerrank

Q1. Coding Round: Finding a coupon for given category in category tree. If category has no coupon, get its parent's coupon.
Ans. 
Find a coupon for a given category in a category tree, falling back to parent's coupon if necessary.
• Traverse the category tree starting from the given category

• Check if the current category has a coupon, if not move up to its parent

• Repeat until a coupon is found or reach the root category
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Q1. Vehicle Store Management System
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Q1. Social Media Event Tracking System
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Q1. Standard questions of Hiring Manager round. Conflict with team, how to handle the situation low performing team mate, etc
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