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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 in Dec 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Technical

Interview Preparation Tips

Interview preparation tips for other job seekers - When you Keep on attend interviews, you will get success. But don't give up. Even it is smallest organization which will lead you to take step of success.

I applied via Referral and was interviewed in Apr 2020. There were 5 interview rounds.

Interview Questionnaire 

7 Questions

  • Q1. Oops methodology
  • Q2. Design patterns
  • Q3. Programming languages
  • Q4. Front end language especially latest framework like react and redux
  • Q5. Database design with normalization process
  • Ans. 

    Normalization is a process of organizing data in a database to reduce redundancy and improve data integrity.

    • Normalization involves breaking down a table into smaller tables and establishing relationships between them.

    • There are different levels of normalization, with each level having specific rules to follow.

    • Normalization helps to prevent data inconsistencies and anomalies.

    • Examples of normalization include converting r...

  • Answered by AI
  • Q6. And flow of the system
  • Q7. Dot net core the going technology

Interview Preparation Tips

Interview preparation tips for other job seekers - No advice the process was carried out with all the department which is good for employment opportunities

Skills evaluated in this interview

I applied via Naukri.com and was interviewed before Nov 2020. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Panel shared one shell script and asked me to explain the script How do you handle exception in shell scripting Prior work experience with Mysql

Interview Preparation Tips

Interview preparation tips for other job seekers - This interview was a technical cum manager round. It lasted for about 40 min. The interviewer helped me with comfortable zone. Most of the questions were asked on my past work experience.

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 applied via Campus Placement and was interviewed before Jul 2021. There were 3 interview rounds.

Round 1 - Aptitude Test 

Aptitude Test is really amazing. Level of Test is easy to medium and somewhere challenging. You can crack Aptitude if you have good knowledge of Arithmetic and logical reasoning.

Round 2 - Technical 

(1 Question)

  • Q1. Technical interview is somewhere tricky. Do your resume well prepared before giving technical interview. Most of the questions is from resume and some are tricky and challenging. You can easily cracked Tec...
Round 3 - HR 

(1 Question)

  • Q1. HR is like formality round in most of the company. But I must say whatever is your expectation and desire be frankly tell to HR. Don't hesitate to ask something if you have question in your mind. This roun...

Interview Preparation Tips

Topics to prepare for Sopra Steria Software Engineer interview:
  • Java
  • OOPS
  • DBMS
  • Software Testing
  • Resume
Interview preparation tips for other job seekers - I got this company in my campus placement. It is very difficult to grab job now a days if you are applying off campus basically. Just focus on your skill and update yourself day by day. Focus on your goal do hardwork until to get your dream job. Don't loose hope. One day you will get your dream job.

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 Recruitment Consulltant and was interviewed before Aug 2021. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. Java technical questions.

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare for theoretical Java questions with less coding.

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 Approached by Company and was interviewed before Jul 2021. There were 2 interview rounds.

Round 1 - Aptitude Test 

Basic programming questions

Round 2 - HR 

(1 Question)

  • Q1. Salary and self intro discussion

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare basic interview questions and self intro

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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