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Jio Data Engineer Interview Questions and Answers

Updated 9 Jan 2025

Jio Data Engineer Interview Experiences

5 interviews found

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
6-8 weeks
Result
Selected Selected

I appeared for an interview in Dec 2024.

Round 1 - Aptitude Test 

Basic aptitude test asking questions very basic

Round 2 - Coding Test 

Coding questions based on dsa

Round 3 - HR 

(1 Question)

  • Q1. Basic hr question

Data Engineer Interview Questions & Answers

user image Anonymous

posted on 20 Jun 2024

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(2 Questions)

  • Q1. Normal questions on spark, hadoop, sql
  • Q2. One python coding question was there
Round 2 - One-on-one 

(2 Questions)

  • Q1. Python coding felt difficult, its a moderate difficult question
  • Q2. Questions on project, sql moderate questions

Data Engineer Interview Questions & Answers

user image Abhijeet Sarkar

posted on 3 May 2024

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

Simple coding round with basic python and sql question. Python is in DSA.

Round 2 - Technical 

(2 Questions)

  • Q1. 2 Technical round with details about projects done in college or previous company. Also some OOPs concept.
  • Q2. How to create Tree structure in python? What are types of inheritance?
  • Ans. 

    To create a Tree structure in Python, you can use classes and recursion. There are different types of inheritance in Python, including single, multiple, multilevel, and hierarchical inheritance.

    • Use classes to define nodes in the tree and recursion to build the tree structure.

    • Types of inheritance in Python include single, multiple, multilevel, and hierarchical inheritance.

    • Example: Define a Node class with left and right...

  • Answered by AI
Round 3 - HR 

(1 Question)

  • Q1. Question about work culture and psycometric question

Skills evaluated in this interview

Data Engineer Interview Questions & Answers

user image Abhijeet Jainapure

posted on 27 Nov 2024

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

I applied via Company Website and was interviewed before Nov 2023. There was 1 interview round.

Round 1 - Technical 

(5 Questions)

  • Q1. Types of cluster in databrics
  • Ans. 

    Databricks offers various cluster types for different workloads, including interactive, job, and automated clusters.

    • Interactive Clusters: Used for data exploration and ad-hoc analysis. Example: Data scientists running notebooks.

    • Job Clusters: Created for running jobs and terminated after completion. Example: Scheduled ETL jobs.

    • Automated Clusters: Automatically scaled based on workload. Example: Clusters that adjust reso...

  • Answered by AI
  • Q2. Explain accumulator
  • Ans. 

    Accumulators are variables that enable the aggregation of data across multiple tasks in distributed computing frameworks.

    • Used in Apache Spark for aggregating information across tasks.

    • They allow for efficient counting or summation of values.

    • Example: Counting the number of errors in a log file during processing.

    • Accumulators can be of different types, such as numeric or collection types.

  • Answered by AI
  • Q3. Explain catalyst optimizer
  • Ans. 

    Catalyst optimizer is a query optimization engine in Apache Spark that enhances performance through advanced optimization techniques.

    • Catalyst uses a tree structure to represent queries, allowing for efficient transformations.

    • It applies rule-based optimizations, such as constant folding and predicate pushdown.

    • Catalyst supports logical and physical planning, enabling better execution strategies.

    • For example, it can optimi...

  • Answered by AI
  • Q4. Types of facts in etl
  • Q5. Architecture of hdfs
  • Ans. 

    HDFS is a distributed file system designed to store large data sets across multiple machines, ensuring high throughput and fault tolerance.

    • HDFS consists of two main components: NameNode (master) and DataNodes (slaves).

    • The NameNode manages metadata and directory structure, while DataNodes store actual data blocks.

    • Data is split into blocks (default 128MB) and replicated across multiple DataNodes for fault tolerance.

    • HDFS ...

  • Answered by AI

Data Engineer Interview Questions & Answers

user image Anonymous

posted on 21 Sep 2022

I applied via Naukri.com and was interviewed before Sep 2021. There were 2 interview rounds.

Round 1 - Coding Test 

Technical coding round with some logical questions on ML, Python, SQL, and Apache Spark.

Round 2 - HR 

(1 Question)

  • Q1. Annual Projects, group discussions, and general questionaries.

Interview Preparation Tips

Interview preparation tips for other job seekers - Focus on your basics, logic building, a bit of networking, and be updated about new technologies.

Top trending discussions

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Interview Tips & Stories
2w
toobluntforu
·
works at
Cvent
Can speak English, can’t deliver in interviews
I feel like I can't speak fluently during interviews. I do know english well and use it daily to communicate, but the moment I'm in an interview, I just get stuck. since it's not my first language, I struggle to express what I actually feel. I know the answer in my head, but I just can’t deliver it properly at that moment. Please guide me
Got a question about Jio?
Ask anonymously on communities.

Interview questions from similar companies

I applied via Recruitment Consultant

Interview Questionnaire 

4 Questions

  • Q1. Talked-about work & hobby .
  • Q2. How will you make improvement for organisations growth.
  • Ans. 

    I will drive innovation through cross-functional collaboration, continuous learning, and data-driven decision-making.

    • Promote cross-functional collaboration to leverage diverse perspectives and expertise

    • Encourage continuous learning and development to stay ahead of industry trends

    • Utilize data-driven decision-making to identify opportunities for growth and optimization

  • Answered by AI
  • Q3. Regarding facilities and Salary discussion
  • Q4. Describing about work and projects .

Interview Preparation Tips

Round: Resume Shortlist
Experience: This was on demanding , my profile matched optical fibre manufacturing.

General Tips: My suggestion for all interviews - always be honest for self and job during expressing interview period. Give correct data with politely . Say all things very openly.
Skills: Problem Solving, Leadership, Decision Making Skills
Duration: 1-4 weeks

Interview Questionnaire 

1 Question

  • Q1. 1. difference between applicationContext and beanFactory. 2. questions related to synchronization in multi threading.
Are these interview questions helpful?
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Campus Placement and was interviewed in Apr 2023. There were 5 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 

General aptitude questions on Cocubes Platform of 60 minutes

Round 3 - Technical 

(4 Questions)

  • Q1. DSA question on strings and linked list
  • Q2. Projects and Resume Discussion
  • Q3. Puzzle (Two bulbs)
  • Q4. OOP concepts - pillars of OOP
  • Ans. 

    The pillars of OOP are encapsulation, inheritance, and polymorphism.

    • Encapsulation: Bundling data and methods that operate on the data into a single unit.

    • Inheritance: Allowing a new class to inherit properties and behavior from an existing class.

    • Polymorphism: The ability for objects of different classes to respond to the same message in different ways.

  • Answered by AI
Round 4 - One-on-one 

(2 Questions)

  • Q1. Techno-Managerial Round (Discussion on Projects and Resume)
  • Q2. Details of previous internships and about the offered role
Round 5 - HR 

(1 Question)

  • Q1. General HR questions about introduction and compensation discussion
Interview experience
5
Excellent
Difficulty level
Hard
Process Duration
6-8 weeks
Result
Selected Selected

I applied via Referral and was interviewed in Sep 2024. There were 5 interview rounds.

Round 1 - One-on-one 

(2 Questions)

  • Q1. Pcap analysis and log analysis
  • Q2. Feature testing
Round 2 - Technical 

(2 Questions)

  • Q1. Kubernetes and docker
  • Q2. Amazon web service
Round 3 - Technical 

(2 Questions)

  • Q1. 100k feet over view
  • Ans. 

    A high-level overview of a topic or project, typically focusing on key points and goals.

    • Summarize the main objectives and goals of the project

    • Highlight key milestones and deliverables

    • Provide a brief overview of the team structure and roles

    • Discuss any potential challenges or risks

    • Outline the overall impact and benefits of the project

  • Answered by AI
  • Q2. Technical overview of all technology
Round 4 - Technical 

(2 Questions)

  • Q1. Difference between concepts
  • Ans. 

    Difference between concepts refers to the distinctions or contrasts between two or more ideas, theories, or principles.

    • Concepts are abstract ideas or mental representations, while differences are variations or distinctions between them.

    • Understanding the difference between concepts helps clarify their meanings and applications.

    • For example, the difference between velocity and speed in physics is that velocity includes di...

  • Answered by AI
  • Q2. Basic understanding of concepts and technology
Round 5 - HR 

(2 Questions)

  • Q1. Salary expectation
  • Q2. Why you want to jump
  • Ans. 

    I'm seeking new challenges and opportunities for growth that align with my career goals and aspirations.

    • Desire for professional growth: I'm looking for a role that offers more responsibility and the chance to lead projects.

    • Seeking a better cultural fit: My current company has a great team, but I'm looking for an environment that aligns more with my values.

    • Interest in new technologies: I'm eager to work with cutting-edg...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be very confident on your basics ,be prepared well before all rounds.Even on 4th round there is a chance that you will miss the opportunity
Interview experience
1
Bad
Difficulty level
Hard
Process Duration
6-8 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed in Nov 2024. There were 4 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. PlSql based in depth
Round 2 - Client Interview 

(1 Question)

  • Q1. Plsql development based indepth
Round 3 - One-on-one 

(1 Question)

  • Q1. Technical knowledge based
Round 4 - HR 

(1 Question)

  • Q1. Indepth bgv based questions

Jio Interview FAQs

How many rounds are there in Jio Data Engineer interview?
Jio interview process usually has 2-3 rounds. The most common rounds in the Jio interview process are Coding Test, HR and Technical.
How to prepare for Jio 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 Jio. The most common topics and skills that interviewers at Jio expect are Hadoop, SQL Queries, Script Writing, Statistical Analysis and Web Technologies.
What are the top questions asked in Jio Data Engineer interview?

Some of the top questions asked at the Jio Data Engineer interview -

  1. How to create Tree structure in python? What are types of inheritan...read more
  2. Types of cluster in databr...read more
  3. Explain catalyst optimi...read more

Tell us how to improve this page.

Overall Interview Experience Rating

3.8/5

based on 4 interview experiences

Difficulty level

Moderate 100%

Duration

Less than 2 weeks 50%
6-8 weeks 50%
View more

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Jio Data Engineer Salary
based on 113 salaries
₹4.9 L/yr - ₹11.9 L/yr
31% less than the average Data Engineer Salary in India
View more details

Jio Data Engineer Reviews and Ratings

based on 13 reviews

3.7/5

Rating in categories

3.5

Skill development

3.6

Work-life balance

2.6

Salary

4.4

Job security

3.7

Company culture

2.6

Promotions

3.3

Work satisfaction

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