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Mettl Sdet Engineer Interview Questions and Answers
Mettl Sdet Engineer Interview Experiences
1 interview found
Sumit Nimesh
I appeared for an interview in Apr 2024.
(4 Questions)
- Q1. Sql related questions
- Q2. Testcase related questions
- Q3. Java collection based question
- Q4. Testng, rest api, assertion
Interview questions from similar companies
Anonymous
(2 Questions)
- Q1. Search in 2d matrix
- Ans.
Search for a target value in a 2D matrix efficiently.
Use binary search on rows to find the potential row where the target value may exist.
Then use binary search on that row to find the target value.
- Q2. Find quadraplets that sum to target
- Ans.
Find quadraplets in an array that sum up to a target value.
Use a nested loop to iterate through all possible combinations of quadraplets.
Keep track of the sum of each quadraplet and compare it to the target value.
Return the quadraplets that match the target sum.
Skills evaluated in this interview
Selected
I applied via LinkedIn and was interviewed in May 2024. There was 1 interview round.
Got a leetcode easy question
Interview Preparation Tips
Interview Questionnaire
2 Questions
- Q1. Implement LRU Cache
- Ans.
LRU Cache is a data structure that stores the most recently used items and discards the least recently used items.
Use a hash table to store key-value pairs
Use a doubly linked list to keep track of the order of items
When an item is accessed, move it to the front of the list
When the cache is full, remove the least recently used item from the back of the list
Lookup and insertion should be O(1) time complexity
- Q2. Implement 2 stacks in an array
- Ans.
Implement 2 stacks in an array
Divide the array into two halves
Use top1 and top2 to keep track of top elements of stacks
Push and pop elements from respective halves
Check for overflow and underflow conditions
Skills evaluated in this interview
Selected
I applied via Campus Placement and was interviewed in Aug 2022. There were 3 interview rounds.
Questions from trees and linkedin
(2 Questions)
- Q1. Question on dsa and on oops
- Q2. Reverse linked list with multiple approach
- Ans.
Reverse a linked list using multiple approaches.
Iterative approach: Use three pointers to reverse the links between nodes.
Recursive approach: Recursively reverse the rest of the list and adjust the links.
Stack approach: Push all the nodes onto a stack and then pop them to create the reversed list.
Interview Preparation Tips
Skills evaluated in this interview
2 hours coding round, only 1 person out of 90 cleared
(1 Question)
- Q1. Asked loads of dsa, super technical questions
25 basic aptitude asked from train,time and work
2 coding questions which was basic and medium questions
Selected
I appeared for an interview before May 2022.
Basic on PHP and Javascript should be clear
Laravel framework based questions
Algo, basic Javascript
(1 Question)
- Q1. Technical and Fitment round
Selected
I applied via Recruitment Consulltant and was interviewed in Dec 2022. There were 4 interview rounds.
Medium level array question was asked on hackerrank.
(1 Question)
- Q1. Simple string question was asked which required a little thinking and simple implementation.
(1 Question)
- Q1. This was a coding round. I was given a screenshot which has dropdowns in it and I had to make the UI of it using react.js
Interview Preparation Tips
Selected
I appeared for an interview in Feb 2025, where I was asked the following questions.
- Q1. What are your strengths and weaknesses?
- Ans.
I excel in problem-solving and teamwork, but I sometimes struggle with time management under tight deadlines.
Strength: Strong problem-solving skills - I enjoy tackling complex coding challenges, like optimizing algorithms for better performance.
Strength: Effective teamwork - I thrive in collaborative environments, having successfully led a project with cross-functional teams.
Weakness: Time management - I occasionally u...
- Q2. Solve the given question using Binary trees (code given herein), and walk us through your approach.
- Q3. Where do you see yourself in 5 years?
- Ans.
In five years, I envision myself as a lead software engineer, driving innovative projects and mentoring junior developers.
I aim to lead a team on impactful projects, like developing scalable applications that enhance user experience.
I plan to deepen my expertise in cloud technologies, contributing to projects that leverage AWS or Azure for better performance.
I want to mentor junior engineers, sharing knowledge through ...
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Mettl Sdet Engineer Interview Process
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