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Expleo Solutions Data Science Engineer Interview Questions, Process, and Tips

Updated 29 Jul 2024

Expleo Solutions Data Science Engineer Interview Experiences

1 interview found

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(3 Questions)

  • Q1. How to handle imbalanced data
  • Ans. 

    Handling imbalanced data involves techniques like resampling, using different algorithms, and adjusting class weights.

    • Use resampling techniques like oversampling or undersampling to balance the data

    • Utilize algorithms that are robust to imbalanced data, such as Random Forest or XGBoost

    • Adjust class weights in the model to give more importance to minority class

  • Answered by AI
  • Q2. Write python code to get correlation between two features
  • Ans. 

    Python code to calculate correlation between two features

    • Import pandas library

    • Use df.corr() method to calculate correlation between two features

    • Specify the two features as arguments to the corr() method

  • Answered by AI
  • Q3. How to handle outliers
  • Ans. 

    Outliers can be handled by removing, transforming, or imputing them based on the context of the data.

    • Identify outliers using statistical methods like Z-score, IQR, or visualization techniques.

    • Remove outliers if they are due to data entry errors or measurement errors.

    • Transform skewed data using log transformation or winsorization to reduce the impact of outliers.

    • Impute outliers with the median or mean if they are valid ...

  • Answered by AI
Round 2 - Technical 

(2 Questions)

  • Q1. How will you handle client when task is not completed on time.
  • Ans. 

    I would communicate openly with the client, provide updates on the progress, and discuss potential solutions to meet the deadline.

    • Communicate proactively with the client about the delay

    • Provide regular updates on the progress of the task

    • Discuss potential solutions to meet the deadline, such as reallocating resources or extending the timeline

    • Apologize for the delay and take responsibility for the situation

    • Ensure that the...

  • Answered by AI
  • Q2. ML,DL AND NLP questions

Skills evaluated in this interview

Interview questions from similar companies

I applied via Naukri.com and was interviewed before Feb 2021. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. About technical what your role is

Interview Preparation Tips

Interview preparation tips for other job seekers - Nothing all good, but poor team management

I appeared for an interview in Jun 2017.

Interview Questionnaire 

1 Question

  • Q1. Questions related to core java, advanced java, programs,

Interview Preparation Tips

Round: Technical + HR Interview
Experience: Previous work experience scenarios based questions

I applied via Naukri.com and was interviewed before Apr 2020. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. First round was online test then 1 f2f round and last round was hr round

Interview Preparation Tips

Interview preparation tips for other job seekers - it was average interview

I applied via Referral and was interviewed before Jan 2021. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Cobol Programming

Interview Preparation Tips

Interview preparation tips for other job seekers - Very technical, indepth into programming, DB2 and CICS

I applied via Naukri.com

Interview Questionnaire 

1 Question

  • Q1. About experience into relavant technology, what all technical side you have worked upon

Interview Preparation Tips

Interview preparation tips for other job seekers - There were 5 rounds, 3 internal(technical) 1 HR and 1 client. Process can be long and tedious.
First two rounds were average in my case , while 3rd round(technical) was long and intensive, and covered most aspect of the technology I was interviewed for

I applied via Naukri.com and was interviewed before Jul 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Technical experience related to automation testing

Interview Preparation Tips

Interview preparation tips for other job seekers - Very good company to learn

I applied via Recruitment Consulltant and was interviewed before Oct 2021. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. Deep Copy vs Shallow Copy, Object Prototyping
  • Ans. 

    Deep Copy creates a new object with a new memory address while Shallow Copy creates a new reference to the same memory address.

    • Deep Copy duplicates the object and its properties while Shallow Copy only duplicates the object reference.

    • Object Prototyping is a way to create new objects based on existing objects.

    • Prototyping allows for inheritance and the ability to add or override properties and methods.

  • Answered by AI
Round 3 - Technical 

(1 Question)

  • Q1. Accessibility, Semantic Tags, Problem solving

Interview Preparation Tips

Topics to prepare for Globant Senior Software Engineer interview:
  • Closures
  • Es6
Interview preparation tips for other job seekers - Try to solve the question , interviewer will provide you hint to proceed as well. so don’t worry. Just give your best

I applied via Recruitment Consultant and was interviewed before Dec 2020. There were 3 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. There were two round of technical Interview followed by HR discussion
  • Q2. Questions were from OOPs, .Net Framework, Current Project, SQL

Interview Preparation Tips

Interview preparation tips for other job seekers - Be Confident even if you don't know the answer, Prepare well with basics

I applied via LinkedIn and was interviewed before Jun 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Basics Of JS

Expleo Solutions Interview FAQs

How many rounds are there in Expleo Solutions Data Science Engineer interview?
Expleo Solutions interview process usually has 2 rounds. The most common rounds in the Expleo Solutions interview process are Technical.
What are the top questions asked in Expleo Solutions Data Science Engineer interview?

Some of the top questions asked at the Expleo Solutions Data Science Engineer interview -

  1. How will you handle client when task is not completed on ti...read more
  2. Write python code to get correlation between two featu...read more
  3. How to handle imbalanced d...read more

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Expleo Solutions Data Science Engineer Interview Process

based on 1 interview

Interview experience

4
  
Good
View more

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