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EPAM Systems Data Scientist Interview Questions and Answers

Updated 24 Oct 2024

EPAM Systems Data Scientist Interview Experiences

2 interviews found

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in Sep 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. About the project
  • Q2. Evaluation metrics in linear regression, Assumption of linear regression,
  • Ans. 

    Evaluation metrics and assumptions in linear regression

    • Evaluation metrics in linear regression include Mean Squared Error (MSE), Root Mean Squared Error (RMSE), R-squared, and Adjusted R-squared.

    • Assumptions of linear regression include linearity, independence, homoscedasticity, and normality of residuals.

    • Example: MSE = sum((actual - predicted)^2) / n

  • Answered by AI

Skills evaluated in this interview

Interview experience
1
Bad
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
No response

I applied via Approached by Company and was interviewed in Apr 2024. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. Conceptual Questions on SQL and Python

Interview Preparation Tips

Interview preparation tips for other job seekers - Do a lot of leetcode lol, i expected some Data Scientist to take interview, some Lead Software Engineer came and started asking Hashing stuffs and tough questions.

Data Scientist Interview Questions Asked at Other Companies

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Interview questions from similar companies

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

Related to basic statistics, and case study on sample design

Round 2 - Technical 

(2 Questions)

  • Q1. Explain the answers of case study on aptitude test
  • Q2. Sample design related questions
Interview experience
1
Bad
Difficulty level
Moderate
Process Duration
-
Result
No response

I was interviewed in May 2024.

Round 1 - One-on-one 

(2 Questions)

  • Q1. Tell me about your self?
  • Q2. What is maths and stats
  • Ans. 

    Maths and stats refer to the study of mathematical concepts and statistical methods for analyzing data.

    • Maths involves the study of numbers, quantities, shapes, and patterns.

    • Stats involves collecting, analyzing, interpreting, and presenting data.

    • Maths is used to solve equations, calculate probabilities, and model real-world phenomena.

    • Stats is used to make informed decisions, draw conclusions, and test hypotheses.

    • Both ma...

  • Answered by AI
Round 2 - Coding Test 

Confusion matrix what are your job rolls explain me Gradient boosting algorithm?

Interview Preparation Tips

Interview preparation tips for other job seekers - Be very serious on every answer
Interview experience
4
Good
Difficulty level
Easy
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed in Aug 2024. There was 1 interview round.

Round 1 - Assignment 

Working on aeronautical problems for different clients

Interview Preparation Tips

Interview preparation tips for other job seekers - No need to stress over the interview as there's no technically difficult questions.
Interview experience
2
Poor
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed in Apr 2024. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. 1. Basics of Python 2. Basics of ML like supervised and unsupervised learning

Interview Preparation Tips

Interview preparation tips for other job seekers - Be thorough on basics and current job role
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-

I applied via Campus Placement

Round 1 - Aptitude Test 

Bulb and switch puzzle

Round 2 - Aptitude Test 

Rope burning and length question

Round 3 - HR 

(1 Question)

  • Q1. Why you want to join optum
Interview experience
5
Excellent
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 - Coding Test 

Basic DP, Array Questions

Round 3 - One-on-one 

(1 Question)

  • Q1. Resume Walkthrough and Discussion, Medium level coding questions
Round 4 - One-on-one 

(1 Question)

  • Q1. Discussion with Manager
Round 5 - HR 

(1 Question)

  • Q1. Normal HR round
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed before Aug 2023. There were 2 interview rounds.

Round 1 - Coding Test 

Easy array questions.

Round 2 - Technical 

(2 Questions)

  • Q1. Explain projects from resume.
  • Ans. 

    Developed a machine learning model to predict customer churn for a telecom company.

    • Used Python and scikit-learn to preprocess data and build the model

    • Performed feature engineering to improve model performance

    • Evaluated model using metrics like accuracy, precision, and recall

  • Answered by AI
  • Q2. Questions on image processing and computer vision.

I applied via Naukri.com and was interviewed before Mar 2021. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. About Resume and basic ML

Interview Preparation Tips

Interview preparation tips for other job seekers - Don't join this company as it has no real ML projects but POC on dummy data

EPAM Systems Interview FAQs

How many rounds are there in EPAM Systems Data Scientist interview?
EPAM Systems interview process usually has 1 rounds. The most common rounds in the EPAM Systems interview process are Technical.
How to prepare for EPAM Systems 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 EPAM Systems. The most common topics and skills that interviewers at EPAM Systems expect are Data Analytics, Data Integration, Data Modeling, Data Science and Global Delivery.
What are the top questions asked in EPAM Systems Data Scientist interview?

Some of the top questions asked at the EPAM Systems Data Scientist interview -

  1. Evaluation metrics in linear regression, Assumption of linear regressi...read more
  2. Conceptual Questions on SQL and Pyt...read more

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EPAM Systems Data Scientist Interview Process

based on 2 interviews

Interview experience

2
  
Poor
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EPAM Systems Data Scientist Salary
based on 18 salaries
₹16 L/yr - ₹40.5 L/yr
72% more than the average Data Scientist Salary in India
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