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JK Tech Data Engineer Interview Questions and Answers

Updated 12 Dec 2024

JK Tech Data Engineer Interview Experiences

1 interview found

Data Engineer Interview Questions & Answers

user image Anonymous

posted on 12 Dec 2024

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed before Dec 2023. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. What information can you provide about the projects you worked on in your previous companies
  • Ans. 

    I have worked on projects involving data pipeline development, ETL processes, and data warehousing.

    • Developed and maintained data pipelines to ingest, process, and store large volumes of data

    • Implemented ETL processes to transform raw data into usable formats for analysis

    • Designed and optimized data warehouses for efficient storage and retrieval of data

    • Worked on real-time data processing using technologies like Apache Kaf

  • Answered by AI
  • Q2. What are some SQL queries that utilize joins and window functions?
  • Ans. 

    SQL queries using joins and window functions

    • Use INNER JOIN to combine rows from two or more tables based on a related column

    • Use WINDOW functions like ROW_NUMBER() to assign a unique sequential integer to each row within a partition

    • Example: SELECT column1, column2, ROW_NUMBER() OVER(PARTITION BY column1 ORDER BY column2) AS row_num FROM table_name

  • Answered by AI
Round 2 - HR 

(2 Questions)

  • Q1. What are the reasons for your decision to leave your current organization?
  • Ans. 

    Seeking new challenges and growth opportunities in a more innovative environment.

    • Desire for career advancement

    • Lack of growth opportunities in current organization

    • Interest in working with new technologies or industries

    • Seeking a more collaborative or dynamic work environment

  • Answered by AI
  • Q2. What are your reasons for wanting to join this company?
  • Ans. 

    I am impressed by the company's innovative projects and collaborative work culture.

    • Innovative projects in the data engineering field

    • Collaborative work culture that fosters growth and learning

    • Company's reputation for valuing employee input and ideas

  • Answered by AI

Interview questions from similar companies

I applied via Campus Placement and was interviewed before Apr 2020. There were 5 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. 1.OOP questions
  • Q2. 2.Java basic programs

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident
Try to answer questions logically

I applied via Naukri.com and was interviewed in Oct 2020. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Regarding PHP

Interview Preparation Tips

Interview preparation tips for other job seekers - Please clear your basic knowledge

I applied via Job Portal and was interviewed in Apr 2021. There were 2 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. String and string builder difference. Project Related questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Without pre information you should not ask direct interview question on telephone .I don't know she was Hr or technical person but she started asking technical question and personal information
Interview experience
2
Poor
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed before Aug 2022. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. What is multi level inheritance?
  • Ans. 

    Multi level inheritance is a type of inheritance in object-oriented programming where a class inherits properties and behavior from another class, which in turn inherits from another class.

    • In multi level inheritance, a class can inherit properties and behavior from a parent class, which in turn can inherit from another parent class.

    • This allows for a hierarchical structure of classes, with each class building upon the p...

  • Answered by AI
  • Q2. Difference between static and private static
  • Ans. 

    Static variables are shared among all instances of a class, while private static variables are only accessible within the class.

    • Static variables are shared among all instances of a class

    • Private static variables are only accessible within the class

    • Example: public static int count; vs private static int totalCount;

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Easy interview

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed in Oct 2023. There were 2 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. AI/ML, Blockchain, IoT, OOPs concept, SQL
Round 2 - HR 

(1 Question)

  • Q1. Hobbies, Languages, Family

Interview Preparation Tips

Interview preparation tips for other job seekers - Just be honest and always eager to learn.
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
Selected Selected
Round 1 - Coding Test 

Enough with easy level questions from leetcode

Round 2 - One-on-one 

(2 Questions)

  • Q1. Self introduction
  • Q2. Sql and python questions
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Coding Test 

Good good good good hh hhj ghh ghh ggh

Round 3 - Technical 

(2 Questions)

  • Q1. On dsa, ds, programming, database
  • Q2. Database mysql, sql, dsa, time complexity

Interview Preparation Tips

Interview preparation tips for other job seekers - Have a good basic knowledge on your projects , dsa, databases, etc etc etc etc etc etc etc
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed in Dec 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. Oops based questions, mvc and webapis
Round 3 - Technical 

(1 Question)

  • Q1. Core focus on mvc and .net core

Interview Preparation Tips

Topics to prepare for Winjit Technologies Software Engineer interview:
  • OOPS
  • MVC
  • SQL Server
  • .Net

I applied via Naukri.com and was interviewed in Sep 2021. There were 4 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. Which protocols are used in IoT?
  • Ans. 

    IoT uses various protocols such as MQTT, CoAP, HTTP, and AMQP for communication and data transfer.

    • MQTT (Message Queuing Telemetry Transport) is a lightweight protocol used for IoT devices with low bandwidth and power constraints.

    • CoAP (Constrained Application Protocol) is designed for resource-constrained devices and networks.

    • HTTP (Hypertext Transfer Protocol) is used for web-based communication and data transfer.

    • AMQP (...

  • Answered by AI
  • Q2. Explain MQTT protocols.
  • Ans. 

    MQTT is a lightweight messaging protocol for IoT devices.

    • MQTT stands for Message Queuing Telemetry Transport

    • It uses a publish-subscribe model for communication

    • It is designed for low-bandwidth, high-latency networks

    • It is widely used in IoT applications

    • It supports Quality of Service (QoS) levels for message delivery

  • Answered by AI
  • Q3. Compare Modbus RTU vs Modbus ASCII.
  • Ans. 

    Modbus RTU is binary and Modbus ASCII is text-based. RTU is more efficient and commonly used.

    • RTU uses binary encoding while ASCII uses text-based encoding

    • RTU is more efficient and commonly used in industrial automation

    • ASCII is easier to troubleshoot and can be used for long-distance communication

    • RTU has a smaller message size and faster transmission speed

    • ASCII has a larger message size and slower transmission speed

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - First prepare your resume carefully. Go through Basic theoretical concept like Object oriented programing, Data structures, Database etc.

Skills evaluated in this interview

JK Tech Interview FAQs

How many rounds are there in JK Tech Data Engineer interview?
JK Tech interview process usually has 2 rounds. The most common rounds in the JK Tech interview process are Technical and HR.
How to prepare for JK Tech 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 JK Tech. The most common topics and skills that interviewers at JK Tech expect are Cloud, Data Integration, Data Modeling, Data Warehousing and Performance Testing.

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JK Tech Data Engineer Interview Process

based on 1 interview

Interview experience

5
  
Excellent
View more
JK Tech Data Engineer Salary
based on 7 salaries
₹5.3 L/yr - ₹14.5 L/yr
18% less than the average Data Engineer Salary in India
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