Engineer 1 Interview Questions

1,033 engineer 1 interview questions shared by candidates

1. Find the Duplicate Number in O(N) time and O(1) space - https://takeuforward.org/data-structure/find-the-duplicate-in-an-array-of-n1-integers/ 2. You have 8 identical cubes, all looks the same except that one of the cube is heavier than others. You also have a traditional weighing scale. Find the heaviest cube in min. No. of steps possible. 3. Write a function which takes a number as an input and returns all possible strings generated from that number. 4. Write a function which takes a n x m matrix as an input and returns the transpose of that matrix. A transpose means converting rows to columns and columns to rows. 5. Java Rapid Fire 6. DSA Rapid fire 7. Rest API Rapid Fire
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SDE-1 Backend Developer

Interviewed at Primathon

3.9
Oct 3, 2022

1. Find the Duplicate Number in O(N) time and O(1) space - https://takeuforward.org/data-structure/find-the-duplicate-in-an-array-of-n1-integers/ 2. You have 8 identical cubes, all looks the same except that one of the cube is heavier than others. You also have a traditional weighing scale. Find the heaviest cube in min. No. of steps possible. 3. Write a function which takes a number as an input and returns all possible strings generated from that number. 4. Write a function which takes a n x m matrix as an input and returns the transpose of that matrix. A transpose means converting rows to columns and columns to rows. 5. Java Rapid Fire 6. DSA Rapid fire 7. Rest API Rapid Fire

In the OA round, they were asked 4 coding questions. 3 of them were up to medium difficulty and 4 th one was a difficult one. In Interview Round 1, they gave me a medium-level graph question and an easy-level question based on strings. In Round 2, they asked 1 Leetcode hard, then they also asked a hard-level programming question and 1 easy question. Round 3 was a HR round.
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Software Development Engineer (SDE) -1

Interviewed at PhonePe

4.1
Dec 3, 2023

In the OA round, they were asked 4 coding questions. 3 of them were up to medium difficulty and 4 th one was a difficult one. In Interview Round 1, they gave me a medium-level graph question and an easy-level question based on strings. In Round 2, they asked 1 Leetcode hard, then they also asked a hard-level programming question and 1 easy question. Round 3 was a HR round.

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