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Blackbuck Insights Senior Data Engineer Interview Questions and Answers

Updated 25 Apr 2024

Blackbuck Insights Senior Data Engineer Interview Experiences

1 interview found

Senior Data Engineer Interview Questions & Answers

user image geetanjali rashinkar

posted on 25 Apr 2024

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

(1 Question)

  • Q1. SQL questions mainly -Max salary
Round 2 - Technical 

(1 Question)

  • Q1. Questions related to python data types & warehouse concepts

Interview questions from similar companies

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

(2 Questions)

  • Q1. Tell me about spark internal memory management?
  • Ans. 

    Spark internal memory management involves allocating memory for storage, execution, and caching.

    • Spark uses a unified memory management system that dynamically allocates memory between storage and execution.

    • Memory is divided into regions for storage (cache) and execution (task memory).

    • Spark also uses a spill mechanism to write data to disk when memory is full, preventing out-of-memory errors.

    • Users can configure memory a...

  • Answered by AI
  • Q2. Difference between heap and non heap memory?
  • Ans. 

    Heap memory is used for dynamic memory allocation, while non-heap memory is used for static memory allocation.

    • Heap memory is used for storing objects created at runtime, while non-heap memory is used for storing class files and method information.

    • Heap memory is managed by garbage collector for automatic memory management, while non-heap memory is managed by the JVM.

    • Examples of heap memory include objects created using ...

  • Answered by AI

Skills evaluated in this interview

Interview Preparation Tips

Interview preparation tips for other job seekers - I gave attitude and dark personality test in Delhivery. But after clearing this rounds. They don't take my interview. They said that they have shortlisted another candidate. They even don't pick up call and clarify it.

Interview Questionnaire 

2 Questions

  • Q1. What is DHCP,DNS,etc
  • Ans. 

    DHCP is a protocol that assigns IP addresses to devices on a network. DNS is a system that translates domain names to IP addresses.

    • DHCP assigns IP addresses to devices on a network

    • DNS translates domain names to IP addresses

    • DHCP reduces the need for manual IP address configuration

    • DNS allows users to access websites using domain names instead of IP addresses

  • Answered by AI
  • Q2. Dynamics host configuration Protocol Domain Name System

Skills evaluated in this interview

Interview Questionnaire 

2 Questions

  • Q1. There was so many questions asked to me in interview, i had gone through four different rounds of interview.
  • Q2. I was well prepared for the interview. I didn't know that there will be four rounds. I have faced them confidently with accurate answers within a time. They had impressed on my confidence and my verbal com...

Interview Questionnaire 

1 Question

  • Q1. How to optimise php and mysql query
  • Ans. 

    Optimizing PHP and MySQL queries involves using indexes, optimizing queries, and reducing data transfer.

    • Use indexes to speed up data retrieval

    • Optimize queries by avoiding unnecessary joins and subqueries

    • Reduce data transfer by selecting only necessary columns

    • Use caching to avoid repetitive queries

    • Avoid using SELECT *

    • Use EXPLAIN to analyze query performance

  • Answered by AI

Skills evaluated in this interview

I applied via Company Website and was interviewed before Oct 2020. There was 1 interview round.

Interview Questionnaire 

3 Questions

  • Q1. From asked My self and back job related queries and quality qualifications details any way q.
  • Q2. Back job related queries
  • Q3. You will how Qution

Interview Preparation Tips

Interview preparation tips for other job seekers - Thanku show much and west luck
Round 1 - Coding Test 
Round 2 - HR 

(1 Question)

  • Q1. Tell me about yourself.

Interview Preparation Tips

Interview preparation tips for other job seekers - Just be confident and tell whatever you had Learnt

I applied via Naukri.com and was interviewed in Dec 2021. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Tree, bfs and dfs and dynamic programming is asked mainly, medium level leetcode questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Brush up dfs bfs and medium lc, a little bit of system design and sql too
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I was interviewed before Jan 2024.

Round 1 - HR 

(2 Questions)

  • Q1. Only salf introduced
  • Q2. Have you reduced it before or not
  • Ans. 

    Yes, I have reduced it before in previous projects by implementing cost-saving measures.

    • Implemented cost-saving measures to reduce expenses

    • Streamlined processes to increase efficiency

    • Negotiated better deals with vendors to lower costs

  • Answered by AI

Blackbuck Insights Interview FAQs

How many rounds are there in Blackbuck Insights Senior Data Engineer interview?
Blackbuck Insights interview process usually has 2 rounds. The most common rounds in the Blackbuck Insights interview process are Technical.
How to prepare for Blackbuck Insights Senior 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 Blackbuck Insights. The most common topics and skills that interviewers at Blackbuck Insights expect are Hadoop, Hive, Python, SCALA and Spark.
What are the top questions asked in Blackbuck Insights Senior Data Engineer interview?

Some of the top questions asked at the Blackbuck Insights Senior Data Engineer interview -

  1. Questions related to python data types & warehouse conce...read more
  2. SQL questions mainly -Max sal...read more

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Blackbuck Insights Senior Data Engineer Interview Process

based on 1 interview

Interview experience

4
  
Good
View more

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Blackbuck Insights Senior Data Engineer Salary
based on 11 salaries
₹16 L/yr - ₹28.2 L/yr
27% more than the average Senior Data Engineer Salary in India
View more details

Blackbuck Insights Senior Data Engineer Reviews and Ratings

based on 4 reviews

4.2/5

Rating in categories

4.2

Skill development

4.2

Work-life balance

4.8

Salary

4.2

Job security

4.2

Company culture

3.7

Promotions

4.2

Work satisfaction

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