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Avalara Technologies
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I applied via Campus Placement and was interviewed in Jan 2020. There were 4 interview rounds.
I was interviewed before May 2021.
Round duration - 60 Minutes
Round difficulty - Easy
Two DSA Problems and a design pattern was asked.
Given a number N
, calculate its square root and output the integer part only.
18
4
The square root of 18 is approximate...
Calculate the integer square root of a given number.
Use binary search to find the square root within the given constraints.
Start with a range of 0 to N, and adjust the range based on the square of mid value.
Return the integer part of the square root as the final result.
Given a string S
of length L
, determine the length of the longest substring that contains no repeating characters.
"abac...
Find the length of the longest substring without repeating characters in a given string.
Use a sliding window approach to keep track of the longest substring without repeating characters.
Use a hashmap to store the index of each character in the string.
Update the start index of the window when a repeating character is encountered.
Calculate the maximum length of the substring as you iterate through the string.
Return the m
Round duration - 60 Minutes
Round difficulty - Easy
It was a high level round. Checking what are different components and how they interact
Tip 1 : Medium Level DSA - Trees, Arrays, Strings
Tip 2 : High Level Design - Start with basic system then P1 Requirements
Tip 3 : Practice writing code. Online Coding round will be there
Tip 1 : Keep it small. Only projects, Tech stacks, achievements
Tip 2 : Write those Tech stacks and projects in which you are expert
The duration of Avalara Technologies interview process can vary, but typically it takes about less than 2 weeks to complete.
based on 65 interviews
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