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Tata Technologies Data Engineer Interview Questions and Answers

Updated 3 Mar 2025

Tata Technologies Data Engineer Interview Experiences

2 interviews found

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected
Round 1 - Technical 

(2 Questions)

  • Q1. ETL Process/ python technical and pyspark technical interview question.
  • Q2. Difference between broadcast variable and and global variable in pyspark
  • Ans. 

    Broadcast variables are used to efficiently distribute large read-only data to all worker nodes, while global variables are shared across all tasks in a Spark job.

    • Broadcast variables are used for distributing large read-only data efficiently to all worker nodes.

    • Global variables are shared across all tasks in a Spark job.

    • Broadcast variables are used for caching data that is reused across multiple stages of a job.

    • Global ...

  • Answered by AI
Round 2 - HR 

(1 Question)

  • Q1. Salary negotiation

Interview Preparation Tips

Interview preparation tips for other job seekers - better place to learn multiple tech
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

Aptitude on basic topics

Round 2 - Technical 

(1 Question)

  • Q1. Explain about your project
  • Ans. 

    Developed a data pipeline to ingest, clean, and analyze customer feedback data for a retail company.

    • Used Apache Kafka for real-time data ingestion

    • Implemented data cleaning and transformation using Apache Spark

    • Utilized machine learning models to analyze sentiment and trends in customer feedback

    • Visualized insights using Tableau for easy interpretation

  • Answered by AI

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Interview questions from similar companies

I was interviewed before Sep 2020.

Round 1 - Coding Test 

(1 Question)

Round duration - 140 minutes
Round difficulty - Medium

Test timing was at 2:00 pm , it was conducted in a college and the environment was good for the test. Camera was a primary part of test, so no suspicious activity.

  • Q1. 

    Sum of Two Numbers Represented as Arrays

    Given two numbers in the form of two arrays where each element of the array represents a digit, calculate the sum of these two numbers and return this sum as an ar...

  • Ans. 

    Given two numbers represented as arrays, calculate their sum and return the result as an array.

    • Iterate through the arrays from right to left, adding digits and carrying over if necessary

    • Handle cases where one array is longer than the other by considering the remaining digits

    • Ensure the final sum array does not have any leading zeros

  • Answered by AI
Round 2 - Face to Face 

Round duration - 20 minutes
Round difficulty - Easy

The round was conducted at around 12 p.m. I was called at the college location and then it was conducted. The interviewer was quite polite and frank.

Round 3 - HR 

Round duration - 8 minutes
Round difficulty - Easy

This round was conducted right after finishing and clearing the technical round at the same place and on the same day.

Interview Preparation Tips

Eligibility criteriaAbove 60 %Wipro Limited interview preparation:Topics to prepare for the interview - OOPS, Data Structures, Database Concepts, Coding problemsTime required to prepare for the interview - 2-3 monthsInterview preparation tips for other job seekers

Tip 1 : Practice atleast 2-3 Coding problems daily so your logic building becomes stronger.
Tip 2 : Exercise problems based on OOPS concepts and others too.
Tip 3 : If you can have your own project built, then it's the major point and will act as a plus point.

Application resume tips for other job seekers

Tip 1 : Your resume should be in standard form, short and simple will be more effective.
Tip 2 : Whatever you have learned, you need to mention it in your resume as that will be your primary source of selection and having project on your resume is important.

Final outcome of the interviewSelected

Skills evaluated in this interview

I applied via Campus Placement and was interviewed before Aug 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 Resume tips
Round 2 - Coding Test 

Easy DSA questions and some questions on resume

Interview Preparation Tips

Interview preparation tips for other job seekers - Don't join if you are a fresher and want to grow as a developer. I had resigned that time I am writing this review

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

Round 1 - Technical 

(1 Question)

  • Q1. C language and Java questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Be ready with good technical skills to face the interview

I applied via Naukri.com and was interviewed before Mar 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 Resume tips
Round 2 - HR 

(6 Questions)

  • Q1. What is your family background?
  • Q2. Why should we hire you?
  • Q3. Where do you see yourself in 5 years?
  • Q4. What are your salary expectations?
  • Q5. What are your strengths and weaknesses?
  • Q6. Tell me about yourself.
Round 3 - Technical 

(1 Question)

  • Q1. Do you have technical certifications? How many programming languages do you known? How many development tools have you used?
  • Ans. 

    Yes, I have technical certifications and I am proficient in multiple programming languages and development tools.

    • I have certifications in Java and Python

    • I am proficient in Java, Python, C++, and JavaScript

    • I have used development tools such as Eclipse, Visual Studio Code, and PyCharm

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Work on your soft skills
Move frequently
value your reputation
Get experience at a any company

I applied via Company Website and was interviewed before Jan 2021. There were 2 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Oops based , C# Fundamental , Sql , Jquery , Mvc architecture
Round 2 - Technical 

(1 Question)

  • Q1. ADVANCED QUESTION ON sql ,

Interview Preparation Tips

Interview preparation tips for other job seekers - Be proficient in english nd clear in concepts

I applied via Recruitment Consulltant and was interviewed before Feb 2021. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Basics of C++, data structures
  • Q2. Basics of geometry and Maths
Round 2 - Technical 

(1 Question)

  • Q1. Advance C++ questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared with knowledge of what you did in past projects. And technical sound in your technology stack.

I applied via Walk-in and was interviewed in Dec 2019. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Tell me about your self

Interview Preparation Tips

Interview preparation tips for other job seekers - Maintain punctual and don't trust the consultancy like pay thousand rupees we will send the company in that you don't want to attend all rounds

I applied via Walk-in and was interviewed before Apr 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 Resume tips
Round 2 - Technical 

(1 Question)

  • Q1. .Net related technical questions
Round 3 - HR 

(3 Questions)

  • Q1. Tell me about yourself.
  • Q2. What are your strengths and weaknesses?
  • Q3. What are your salary expectations?

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well basic concepts like OOPs
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Tata Technologies Interview FAQs

How many rounds are there in Tata Technologies Data Engineer interview?
Tata Technologies interview process usually has 2 rounds. The most common rounds in the Tata Technologies interview process are Technical, Aptitude Test and HR.
How to prepare for Tata Technologies Data Engineer 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 Tata Technologies. The most common topics and skills that interviewers at Tata Technologies expect are SQL, Python, Hadoop, Big Data and Hive.
What are the top questions asked in Tata Technologies Data Engineer interview?

Some of the top questions asked at the Tata Technologies Data Engineer interview -

  1. ETL Process/ python technical and pyspark technical interview questi...read more
  2. difference between broadcast variable and and global variable in pysp...read more
  3. salary negotiat...read more

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Tata Technologies Data Engineer Interview Process

based on 3 interviews

Interview experience

4.3
  
Good
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Tata Technologies Data Engineer Salary
based on 50 salaries
₹3.5 L/yr - ₹11 L/yr
39% less than the average Data Engineer Salary in India
View more details

Tata Technologies Data Engineer Reviews and Ratings

based on 2 reviews

3.0/5

Rating in categories

2.7

Skill development

3.0

Work-life balance

2.7

Salary

3.0

Job security

3.0

Company culture

1.7

Promotions

3.0

Work satisfaction

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