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Whatfix Lead Front End Developer Interview Questions and Answers

Updated 12 Jun 2024

Whatfix Lead Front End Developer Interview Experiences

1 interview found

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Referral and was interviewed in May 2024. There were 2 interview rounds.

Interview Preparation Tips

Topics to prepare for Whatfix Lead Front End Developer interview:
  • React JS
  • Javascript
Interview preparation tips for other job seekers - Prepare strongly in React JS, Hooks, and custom hooks.

Skills evaluated in this interview

Interview questions from similar companies

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
-

I applied via LinkedIn and was interviewed in Oct 2024. There was 1 interview round.

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed in Jun 2024. There was 1 interview round.

Interview Preparation Tips

Interview preparation tips for other job seekers - Identify career goals
Dedicate to time search
Keep your self busy
Use several job search websites
Optimize your linkedin profile
Make networking part of your everyday life

I applied via Campus Placement and was interviewed in Jul 2022. There were 3 interview rounds.

Interview Preparation Tips

Interview preparation tips for other job seekers - 1. Keep fundamentals of AWS clear it is not necessary but if you add it in resume it will be in your advantage and questions will be asked on it
2. Core subjects like CNS ,OS should be good

Skills evaluated in this interview

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-

Skills evaluated in this interview

Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-

Interview Preparation Tips

Interview preparation tips for other job seekers - 1. As a start you will receive an email about a coding assignment with no expiration date.
2. On the basis of that test only they can reject you irrespective of the situation.
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-

I appeared for an interview in Oct 2021.

Round 1 - Video Call 

(1 Question)

Round duration - 50 minutes
Round difficulty - Medium

First round was a basic javascript problem-solving round. The interviewer judged my grasp on fundamental javascript concepts like objects, closures, polyfills, etc. It was during the afternoon and was conducted on google meet and leetcode playground.
The interviewer was very calm. I was first asked some general questions like why I'm applying for this role and what are the projects I've done.

  • Q1. 

    Search in a Row-wise and Column-wise Sorted Matrix Problem Statement

    You are given an N * N matrix of integers where each row and each column is sorted in increasing order. Your task is to find the positi...

  • Ans. 

    This question asks to find the position of a target integer in a row-wise and column-wise sorted matrix.

    • Iterate through each row and column of the matrix

    • Compare the target integer with the current element

    • If the target integer is found, return the position as {i, j}

    • If the target integer is not found, return {-1, -1}

  • Answered by AI
Round 2 - Coding Test 

(1 Question)

Round duration - 40 minutes
Round difficulty - Easy

One DSA Question along with some javascript questions were asked like hoisting, difference between JSX and Javascript etc.

  • Q1. 

    Trapping Rain Water Problem Statement

    You are given a long type array/list ARR of size N, representing an elevation map. The value ARR[i] denotes the elevation of the ith bar. Your task is to determine th...

  • Ans. 

    The question asks to find the total amount of rainwater that can be trapped in the given elevation map.

    • Iterate through the array and find the maximum height on the left and right of each bar.

    • Calculate the amount of water that can be trapped at each bar by taking the minimum of the maximum heights on the left and right.

    • Sum up the trapped water for all bars and return the total amount.

  • Answered by AI

Interview Preparation Tips

Professional and academic backgroundI applied for the job as SDE - 1 in PuneEligibility criteriaAt least an undergraduate degree.MindTickle interview preparation:Topics to prepare for the interview - Javascript, Execution Context, Closures, Prototypal Inheritance, Composition, Event Loop, Promises, React lifecycles, React hooks, Web fundamentals (Security, TCP/IP etc)Time required to prepare for the interview - 1 monthInterview preparation tips for other job seekers

Tip 1 : Focus on core Javascript fundamentals before becoming a framework ninja
Tip 2 : Have at least one (or more) good project(s) which shows your experience in frontend development
Tip 3 : Practice fundamental javascript questions and machine coding

Application resume tips for other job seekers

Tip 1 : Clearly highlight the skills you have which match with the role you are applying for.
Tip 2 : Mention the work you have done in your internships related to your role (frontend in my case), work experience matters
Tip 3 : Mention some really good projects in your resume.
Tip 4 : Having some special achievements like SIH, Gsoc, etc. certainly helps but isn't compulsory.

Final outcome of the interviewSelected

Skills evaluated in this interview

I appeared for an interview in Apr 2021.

Round 1 - Telephonic Call 

(2 Questions)

Round duration - 45 Minutes
Round difficulty - Easy

It was a DSA round where I was asked 2 coding questions and optimised approaches for both.

  • Q1. 

    Ninja and His Meetings Problem Statement

    Ninja has started a new startup with a single conference room available for meetings. Given an array/list MEETINGS of consecutive appointment requests, Ninja must ...

  • Ans. 

    Find the maximum total booked minutes possible in a conference room for all meetings with a 15-minute break between meetings.

    • Iterate through the list of meeting durations and calculate the maximum total booked minutes considering the 15-minute break constraint.

    • Keep track of the total booked minutes and skip consecutive meetings that violate the break constraint.

    • Return the maximum total booked minutes for each test case

  • Answered by AI
  • Q2. 

    Trapping Rain Water II Problem Statement

    Given an M * N matrix where each cell's value represents its height in a 2-D elevation map, calculate the total volume of water that can be trapped after rainfall.

    ...
  • Ans. 

    Calculate the total volume of water that can be trapped in a 2-D elevation map after rainfall.

    • Iterate through each cell in the matrix and calculate the trapped water based on the surrounding heights.

    • Use a stack or queue to keep track of the cells to be processed.

    • Consider edge cases such as when the matrix is empty or has only one row or column.

  • Answered by AI
Round 2 - Coding Test 

(1 Question)

Round duration - 45 Minutes
Round difficulty - Medium

It was more of discussion around my projects and resume. Also asked some questions related to me. What are your hobbies? Willing to relocate?

  • Q1. 

    Smallest Subarray With K Distinct Elements

    Given an array A consisting of N integers, your task is to find the smallest subarray of A that contains exactly K distinct integers.

    If multiple such subarrays...

  • Ans. 

    Find the smallest subarray with exactly K distinct elements in an array.

    • Use a sliding window approach to keep track of the subarray with K distinct elements.

    • Maintain a hashmap to count the frequency of each element in the window.

    • Update the window size based on the number of distinct elements.

    • Return the smallest subarray with K distinct elements.

  • Answered by AI

Interview Preparation Tips

Professional and academic backgroundI completed Computer Science Engineering from National Institute of Technology Karnataka Surathkal.. Eligibility criteriaNAMindTickle interview preparation:Topics to prepare for the interview - OOPs, OS, DBMS, C++, System Design, Dynamic Programming, Pointers, System DesignTime required to prepare for the interview - 3 MonthsInterview preparation tips for other job seekers

Tip 1 : Be consistent, you might not get success in the starting but if you are consistent with your prep, then in the end you will get offers from most companies
Tip 2 : Do participate in contests on leetcode
Tip 3 : Have a good resume

Application resume tips for other job seekers

Tip 1 : Good projects
Tip 2 : Includes achievements in coding contests like ACM ICPC or Google kickstart, Hashcode.

Final outcome of the interviewSelected

Skills evaluated in this interview

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Instahyre and was interviewed in Oct 2024. There was 1 interview round.

Skills evaluated in this interview

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Whatfix Interview FAQs

How many rounds are there in Whatfix Lead Front End Developer interview?
Whatfix interview process usually has 2 rounds. The most common rounds in the Whatfix interview process are One-on-one Round.
What are the top questions asked in Whatfix Lead Front End Developer interview?

Some of the top questions asked at the Whatfix Lead Front End Developer interview -

  1. Can you explain React Higher Order Component to a 5 year ...read more
  2. Why would you use React class component over functional compon...read more
  3. Design a Todo system in Re...read more

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