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Infosys Data Scientist Interview Questions, Process, and Tips

Updated 5 Mar 2025

Top Infosys Data Scientist Interview Questions and Answers

  • Q1. XgBoost algorithm has 10-20 features. How are the splits decided, on which feature are they going to be divided?
  • Q2. Explain precision and recall, when are they used in which scenario?
  • Q3. What is activation function? Explain Naive Bayes? Confusion matrix? Hyperparameters in DL? Hypothesis testing
View all 16 questions

Infosys Data Scientist Interview Experiences

19 interviews found

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
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 - Case Study 

Case Study for Data Analysis for marketing company

Round 3 - Group Discussion 

Group Discussion on Case Study

Round 4 - One-on-one 

(2 Questions)

  • Q1. Technical round questions about data analytics
  • Q2. Technical round about data analytics

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident!
Interview experience
2
Poor
Difficulty level
Moderate
Process Duration
More than 8 weeks
Result
Not Selected

I applied via Company Website and was interviewed in Mar 2023. 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 

(2 Questions)

  • Q1. Questions on S3 with Python
  • Q2. Questions on Pandas and how I read files
Round 3 - Case Study 

Kafka architecture related questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Keep interviewing elsewhere. Their hiring process is broken. HRs are clueless and process is too long.

Data Scientist Interview Questions Asked at Other Companies

Q1. for a data with 1000 samples and 700 dimensions, how would you fi ... read more
Q2. Special Sum of Array Problem Statement Given an array 'arr' conta ... read more
asked in Affine
Q3. you have a pandas dataframe with three columns, filled with state ... read more
Q4. Clone a Linked List with Random Pointers Given a linked list wher ... read more
asked in Coforge
Q5. coding question of finding index of 2 nos. having total equal to ... read more

I applied via Company Website and was interviewed in Mar 2022. 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 - HR 

(1 Question)

  • Q1. Firstly discuss with HR about the job role and confirmed of technical round interview schedule then I did receive the date and time
Round 3 - Technical 

(1 Question)

  • Q1. In the technical round will meet with the technical person of the data scientist and I gave the interview starting was very good going but I have stuck in some questions then I didn't select in Infosys

Interview Preparation Tips

Topics to prepare for Infosys Data Scientist interview:
  • Data Scientist
  • Java Developer
  • Python
Interview preparation tips for other job seekers - You can apply to Infosys company because this is an Indian multinational company and if your goal is to get a job in the multination company

I applied via LinkedIn and was interviewed in Dec 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 - Aptitude Test 

Aptitude tests measure a person's logical reasoning skills and mental ability. During an aptitude test, test-takers must answer questions designed to assess their diagrammatic reasoning, mechanical reasoning, numerical reasoning and verbal reasoning skills.they test your ability,time management and accuracy during test ..

Round 3 - Group Discussion 

Awareness of Topics Relating to Your Background Is Crucial.
The most thought-provoking way to start a group discussion is to ask a question or add a famous and relevant quote to the topic. You can simply grab the attention of everyone as an initiator and thus lead a powerful group discussion by using a question on the topic.

Interview Preparation Tips

Interview preparation tips for other job seekers - - During interview remain profesional from start to end.
- Clarify your "selling points" and the reasons you want the job.
-Anticipate the interviewer's concerns and reservations.

Infosys interview questions for designations

 Senior Data Analyst

 (2)

 Associate Data Analyst

 (1)

 Business Intelligence Analyst

 (1)

 Business Intelligence Developer

 (1)

 Data Analyst

 (34)

 Data Engineer

 (26)

 Data Architect

 (1)

 Data Manager

 (1)

Round 1 - Technical 

(2 Questions)

  • Q1. 1. Complete Introduction. 2. About ML/DL projects.(Discussed end to end project) 3. How you select particular ml algorithm & why? 4. Question on Random forest and XGboost algorithm. 5. Classification perfo...
  • Q2. 1. In depth about precious work. From data collection to model deployment. 2.Problem faced during project & how you tackle the problem ( In depth and basic follow up question ) 3. CNN architecture. 4. Why ...

Get interview-ready with Top Infosys Interview Questions

I applied via Naukri.com and was interviewed in May 2022. 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 - HR 

(3 Questions)

  • Q1. Tell about yourself?
  • Q2. Do you have any questions for me
  • Q3. Where you want to see

Interview Preparation Tips

Interview preparation tips for other job seekers - be confident and dont stress while giving interview

I applied via Naukri.com and was interviewed in Jun 2022. 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 - Aptitude Test 

Machine learning and artificial intillegence

Interview Preparation Tips

Interview preparation tips for other job seekers - All complex prob solving in data , an data are requirement to sortout and best work in this domains
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Jun 2022. 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 

(2 Questions)

  • Q1. KNN, Regression basics, R Squared, Batch normalization, LSTM vs GRU etc. Describe your present project.
  • Q2. Questions on Padding
Round 3 - HR 

(2 Questions)

  • Q1. Describe your strength and weakness.
  • Q2. Why do you want to join Infosys?

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare basics well. Be through in your past projects.

I applied via Referral and was interviewed in Mar 2021. There were 4 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. What is data science
  • Ans. 

    Data science is the field of extracting insights and knowledge from data using various techniques and tools.

    • Data science involves collecting, cleaning, and analyzing data to extract insights.

    • It uses various techniques such as machine learning, statistical modeling, and data visualization.

    • Data science is used in various fields such as finance, healthcare, and marketing.

    • Examples of data science applications include fraud...

  • Answered by AI
  • Q2. What is phyton and R
  • Ans. 

    Python and R are programming languages commonly used in data science and statistical analysis.

    • Python is a general-purpose language with a large community and many libraries for data manipulation and machine learning.

    • R is a language specifically designed for statistical computing and graphics, with a wide range of packages for data analysis and visualization.

    • Both languages are popular choices for data scientists and hav...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Provide the tips how to face the interview

Skills evaluated in this interview

Infosys Interview FAQs

How many rounds are there in Infosys Data Scientist interview?
Infosys interview process usually has 1-2 rounds. The most common rounds in the Infosys interview process are Technical, Resume Shortlist and HR.
How to prepare for Infosys Data Scientist interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Infosys. The most common topics and skills that interviewers at Infosys expect are Python, SQL, Data Science, Machine Learning and R.
What are the top questions asked in Infosys Data Scientist interview?

Some of the top questions asked at the Infosys Data Scientist interview -

  1. XgBoost algorithm has 10-20 features. How are the splits decided, on which feat...read more
  2. Explain precision and recall, when are they used in which scenar...read more
  3. What is activation function? Explain Naive Bayes? Confusion matrix? Hyperparame...read more

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Infosys Data Scientist Interview Process

based on 16 interviews

3 Interview rounds

  • Technical Round
  • HR Round
  • Group Discussion Round
View more
Join Infosys Creating the next opportunity for people, businesses & communities
Infosys Data Scientist Salary
based on 459 salaries
₹4 L/yr - ₹16.5 L/yr
34% less than the average Data Scientist Salary in India
View more details

Infosys Data Scientist Reviews and Ratings

based on 17 reviews

4.4/5

Rating in categories

4.1

Skill development

4.2

Work-life balance

3.5

Salary

4.3

Job security

4.2

Company culture

3.3

Promotions

4.0

Work satisfaction

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