Software Engineer Front End Interview Questions

13,485 software engineer front end interview questions shared by candidates

Problem: Given an array of numbers sorted in an ascending order, find the ceiling of a given number ‘key’. The ceiling of the ‘key’ will be the smallest element in the given array greater than or equal to the ‘key’. Write a function to return the index of the ceiling of the ‘key’. If there isn’t any ceiling return -1.
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Front End Developer

Interviewed at Amazon

3.5
Oct 29, 2020

Problem: Given an array of numbers sorted in an ascending order, find the ceiling of a given number ‘key’. The ceiling of the ‘key’ will be the smallest element in the given array greater than or equal to the ‘key’. Write a function to return the index of the ceiling of the ‘key’. If there isn’t any ceiling return -1.

1. Given a cloud-based payments system with several servers in which transactions are saved in memeory, how could a load-balancer cause issues? 2. How to perform a lock in MySQL DB? 3. How MySQL could help us detect unprocessed transactions?
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Java Back-end Developer

Interviewed at Neema

4.1
Dec 10, 2022

1. Given a cloud-based payments system with several servers in which transactions are saved in memeory, how could a load-balancer cause issues? 2. How to perform a lock in MySQL DB? 3. How MySQL could help us detect unprocessed transactions?

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