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Wipro Lead Data Engineer Interview Questions, Process, and Tips

Updated 6 Dec 2024

Top Wipro Lead Data Engineer Interview Questions and Answers

Wipro Lead Data Engineer Interview Experiences

2 interviews found

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
-

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

Round 1 - Technical 

(3 Questions)

  • Q1. SQL Question on window functions to find the highest sale amount per day of the stores
  • Q2. Build an ETL Pipeline to read json files which are dropping at irregular times into storage. So how do you transform and match the schema etc.,
  • Q3. Write a pyspark code to join two tables and explain broadcastjoin() & what it does?

Lead Data Engineer Interview Questions & Answers

user image Priyanshu Singh

posted on 17 Jun 2024

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

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

Round 1 - Technical 

(6 Questions)

  • Q1. Architecture of spark
  • Ans. 

    Spark is a distributed computing framework that provides an interface for programming entire clusters with implicit data parallelism and fault tolerance.

    • Spark is built around the concept of Resilient Distributed Datasets (RDDs) which are immutable distributed collections of objects.

    • It supports various programming languages like Java, Scala, Python, and R.

    • Spark provides high-level APIs like Spark SQL for structured data...

  • Answered by AI
  • Q2. Methods to optimizing spark jobs
  • Ans. 

    Optimizing Spark jobs involves tuning configurations, partitioning data, caching, and using efficient transformations.

    • Tune Spark configurations for memory, cores, and parallelism

    • Partition data to distribute workload evenly

    • Cache intermediate results to avoid recomputation

    • Use efficient transformations like map, filter, and reduce

    • Avoid shuffling data unnecessarily

  • Answered by AI
  • Q3. Write SQL to find the second highest sal of emp in each dep
  • Ans. 

    SQL query to find the second highest salary of employees in each department

    • Use a subquery to rank the salaries within each department

    • Filter the results to only include the second highest salary for each department

    • Join the result with the employee table to get additional information if needed

  • Answered by AI
  • Q4. Write SQL to find the users who purchased 3 consecutive month in a year
  • Ans. 

    SQL query to find users who purchased 3 consecutive months in a year

    • Use a self join on the table to compare purchase months for each user

    • Group by user and year, then filter for counts of 3 consecutive months

    • Example: SELECT user_id FROM purchases p1 JOIN purchases p2 ON p1.user_id = p2.user_id WHERE p1.month = p2.month - 1 AND p2.month = p1.month + 1 GROUP BY p1.user_id, YEAR(p1.purchase_date) HAVING COUNT(DISTINCT MONT

  • Answered by AI
  • Q5. Working of kafka with spark streaming
  • Ans. 

    Kafka is used as a message broker to ingest data into Spark Streaming for real-time processing.

    • Kafka acts as a buffer between data producers and Spark Streaming to handle high throughput of data

    • Spark Streaming can consume data from Kafka topics in micro-batches for real-time processing

    • Kafka provides fault-tolerance and scalability for streaming data processing in Spark

  • Answered by AI
  • Q6. Fibonacci series

Interview Preparation Tips

Interview preparation tips for other job seekers - Work on SQL,Spark basic

Skills evaluated in this interview

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Interview questions from similar companies

I applied via Referral and was interviewed before Jan 2021. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Java questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare basic questions

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

Round 1 - Aptitude Test 

Aptitude round consists Logical reasoning, General Aptitude, Grammar related questions etc. All are moderate level questions.

Round 2 - Technical 

(3 Questions)

  • Q1. Explain OOPs w.r.t Java
  • Ans. 

    OOPs is a programming paradigm that uses objects to represent real-world entities. Java is an OOPs language.

    • OOPs stands for Object-Oriented Programming System

    • Java is a class-based OOPs language

    • Encapsulation, Inheritance, Polymorphism, and Abstraction are the four pillars of OOPs

    • Objects have state and behavior

    • Java supports interfaces, which allow for multiple inheritance

    • Example: A car can be represented as an object wit...

  • Answered by AI
  • Q2. Explain about the projects that you have worked on
  • Q3. Explain how Java solves machine dependency of code execution
  • Ans. 

    Java solves machine dependency by using bytecode and virtual machine.

    • Java code is compiled into bytecode which is platform-independent

    • The bytecode is executed by the Java Virtual Machine (JVM) which is platform-specific

    • JVM translates bytecode into machine code for the specific platform

    • This allows Java code to run on any platform with a JVM installed

    • Example: A Java program compiled on Windows can run on Linux or Mac as

  • Answered by AI
Round 3 - HR 

(2 Questions)

  • Q1. Why should we hire you?
  • Q2. Tell me about yourself.

Interview Preparation Tips

Topics to prepare for Infosys System Engineer interview:
  • Java
Interview preparation tips for other job seekers - Keep it simple, Prepare basics of 1st preferred Programming Language.

Skills evaluated in this interview

I applied via Campus Placement and was interviewed before May 2021. There were 2 interview rounds.

Round 1 - Aptitude Test 

Numerical ability and logical reasoning followed by some coding mcqs

Round 2 - Technical 

(1 Question)

  • Q1. Print 1 to 100 without for loop
  • Ans. 

    Printing 1 to 100 without for loop

    • Use recursion to print numbers from 1 to 99

    • Print 100 outside the recursion

    • Use a base case to stop recursion at 100

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare from interview bit and practice mcqs

I applied via Campus Placement and was interviewed before Jun 2021. There were 2 interview rounds.

Round 1 - Aptitude Test 

Simple aptitude test

Round 2 - One-on-one 

(1 Question)

  • Q1. General questions as per your cv

Interview Preparation Tips

Topics to prepare for Infosys System Engineer interview:
  • Aptitude
Interview preparation tips for other job seekers - Great company for freshers.. lot to learn and experience

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

Round 1 - Coding Test 

Attended the codevita competition in final year of college.

Round 2 - Technical 

(3 Questions)

  • Q1. About College Project
  • Q2. Some very basics of java
  • Q3. Experience of college project as a team

Interview Preparation Tips

Interview preparation tips for other job seekers - Codevita is a really good platform to help you join TCS as a final year graduate in college

I applied via Campus Placement and was interviewed before Aug 2021. There were 2 interview rounds.

Round 1 - Aptitude Test 

It was a basic aptitude test.

Round 2 - One-on-one 

(1 Question)

  • Q1. Interview was fine. Mostly asked about my final year project.

Interview Preparation Tips

Interview preparation tips for other job seekers - Attend the interview with cool head. All the best.

I applied via Campus Placement and was interviewed before Jun 2021. There were 2 interview rounds.

Round 1 - Aptitude Test 
Round 2 - Technical 

(1 Question)

  • Q1. Explain the mini projects and main project completed during Engineering.

Interview Preparation Tips

Topics to prepare for Infosys System Engineer interview:
  • DBMS
  • Software Engineering
  • Basic coding
Interview preparation tips for other job seekers - Just make sure the resume should be precise and you have knowledge on the things mentioned in your resume.

Be confident and have a smiling face in the interview round.

I applied via Campus Placement and was interviewed before May 2021. There were 2 interview rounds.

Round 1 - Coding Test 

- basic programming on C

Round 2 - HR 

(1 Question)

  • Q1. - question based on your resume

Interview Preparation Tips

Interview preparation tips for other job seekers - Things are asked only from resume . Make sure you recite every word you mentioned in your resume .
whatever project you are including , you should know enough to explain everything.
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Wipro Interview FAQs

How many rounds are there in Wipro Lead Data Engineer interview?
Wipro interview process usually has 1 rounds. The most common rounds in the Wipro interview process are Technical.
How to prepare for Wipro Lead 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 Wipro. The most common topics and skills that interviewers at Wipro expect are Python, ETL, AWS, Adf and Agile.
What are the top questions asked in Wipro Lead Data Engineer interview?

Some of the top questions asked at the Wipro Lead Data Engineer interview -

  1. Write SQL to find the users who purchased 3 consecutive month in a y...read more
  2. Write SQL to find the second highest sal of emp in each ...read more
  3. Working of kafka with spark stream...read more

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Wipro Lead Data Engineer Interview Process

based on 3 interviews

Interview experience

4
  
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