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Brillio Data Engineer Interview Questions and Answers

Updated 9 Aug 2024

Brillio Data Engineer Interview Experiences

2 interviews found

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

(2 Questions)

  • Q1. It wnt well basics of hadoop,spark and my project
  • Q2. Basics of sql and joins
Round 2 - Coding Test 

Basics of sql and joins

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

I applied via Campus Placement and was interviewed before Aug 2023. There were 4 interview rounds.

Round 1 - Aptitude Test 

Generic aptitude test

Round 2 - Technical 

(2 Questions)

  • Q1. Basic questions
  • Q2. Basic questions in sql
Round 3 - One-on-one 

(2 Questions)

  • Q1. General discussion
  • Q2. Managerial round
Round 4 - HR 

(2 Questions)

  • Q1. General hobbies
  • Q2. Salary and joining date

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Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in Oct 2024. There were 2 interview rounds.

Round 1 - One-on-one 

(2 Questions)

  • Q1. Azure Scenario based questions
  • Q2. Pyspark Coding based questions
Round 2 - One-on-one 

(2 Questions)

  • Q1. ADF, Databricks related question
  • Q2. Spark Performance problem and scenarios
  • Ans. 

    Spark performance problems can arise due to inefficient code, data skew, resource constraints, and improper configuration.

    • Inefficient code can lead to slow performance, such as using collect() on large datasets.

    • Data skew can cause uneven distribution of data across partitions, impacting processing time.

    • Resource constraints like insufficient memory or CPU can result in slow Spark jobs.

    • Improper configuration settings, su...

  • Answered by AI

Skills evaluated in this interview

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

(5 Questions)

  • Q1. Data warehousing related questions
  • Q2. SQL scenario based questions
  • Q3. Project experience
  • Ans. 

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

    • Developed ETL processes to extract, transform, and load data from various sources into a data warehouse

    • Built data pipelines to automate the flow of data between systems and ensure data quality and consistency

    • Optimized database performance and implemented data modeling best practices

    • Worked on real-time data pro...

  • Answered by AI
  • Q4. Python Based questions
  • Q5. AWS features and questions
Round 2 - Technical 

(2 Questions)

  • Q1. Similar to first round but in depth questions relatively
  • Q2. Asked about career goals and stuff
Round 3 - HR 

(2 Questions)

  • Q1. General work related conversation
  • Q2. Salary discussion
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. SCD questions. Iceberg questions
  • Q2. Basic python programing, pyspark architechture.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I was interviewed in Aug 2024.

Round 1 - Technical 

(5 Questions)

  • Q1. Questions on Pyspark
  • Q2. Questions on SQL
  • Q3. Transformations
  • Q4. Questions on Sql optimizations
  • Q5. Questions About my current Project
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
No response

I applied via Naukri.com and was interviewed in Oct 2024. There was 1 interview round.

Round 1 - One-on-one 

(2 Questions)

  • Q1. Incremental load in pyspark
  • Ans. 

    Incremental load in pyspark refers to loading only new or updated data into a dataset without reloading the entire dataset.

    • Use the 'delta' function in pyspark to perform incremental loads by specifying the 'mergeSchema' option.

    • Utilize the 'partitionBy' function to optimize incremental loads by partitioning the data based on specific columns.

    • Implement a logic to identify new or updated records based on timestamps or uni...

  • Answered by AI
  • Q2. Drop duplicates

Skills evaluated in this interview

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

(2 Questions)

  • Q1. Data Structures
  • Q2. Python Lambda Function
Round 2 - HR 

(2 Questions)

  • Q1. What are your Strengths
  • Ans. 

    My strengths include strong analytical skills, attention to detail, and problem-solving abilities.

    • Strong analytical skills - able to analyze complex data sets and derive meaningful insights

    • Attention to detail - meticulous in ensuring data accuracy and quality

    • Problem-solving abilities - adept at identifying and resolving data-related issues

    • Experience with data manipulation tools like SQL, Python, and Spark

  • Answered by AI
  • Q2. Why you are looking for job change
  • Ans. 

    Seeking new challenges and growth opportunities in a different environment.

    • Looking for new challenges to enhance my skills and knowledge

    • Seeking growth opportunities that align with my career goals

    • Interested in exploring different technologies and industries

    • Want to work in a more collaborative team environment

    • Seeking better work-life balance or location proximity

  • Answered by AI
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
-
Result
No response

I applied via LinkedIn and was interviewed in Jan 2024. There was 1 interview round.

Round 1 - Technical 

(4 Questions)

  • Q1. What is Pyspark?
  • Ans. 

    Pyspark is a Python API for Apache Spark, a powerful open-source distributed computing system.

    • Pyspark is used for processing large datasets in parallel across a cluster of computers.

    • It provides high-level APIs in Python for Spark programming.

    • Pyspark allows seamless integration with other Python libraries like Pandas and NumPy.

    • Example: Using Pyspark to perform data analysis and machine learning tasks on big data sets.

  • Answered by AI
  • Q2. What is Pyspark SQL?
  • Ans. 

    Pyspark SQL is a module in Apache Spark that provides a SQL interface for working with structured data.

    • Pyspark SQL allows users to run SQL queries on Spark dataframes.

    • It provides a more concise and user-friendly way to interact with data compared to traditional Spark RDDs.

    • Users can leverage the power of SQL for data manipulation and analysis within the Spark ecosystem.

  • Answered by AI
  • Q3. How to merge 2 dataframes of different schema?
  • Ans. 

    To merge 2 dataframes of different schema, use join operations or data transformation techniques.

    • Use join operations like inner join, outer join, left join, or right join based on the requirement.

    • Perform data transformation to align the schemas before merging.

    • Use tools like Apache Spark, Pandas, or SQL to merge dataframes with different schemas.

  • Answered by AI
  • Q4. What is Pyspark streaming?
  • Ans. 

    Pyspark streaming is a scalable and fault-tolerant stream processing engine built on top of Apache Spark.

    • Pyspark streaming allows for real-time processing of streaming data.

    • It provides high-level APIs in Python for creating streaming applications.

    • Pyspark streaming supports various data sources like Kafka, Flume, Kinesis, etc.

    • It enables windowed computations and stateful processing for handling streaming data.

    • Example: C...

  • Answered by AI

Interview Preparation Tips

Topics to prepare for Luxoft Data Engineer interview:
  • Pyspark

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
2-4 weeks
Result
Not Selected

I applied via Referral and was interviewed in Feb 2024. There was 1 interview round.

Round 1 - Coding Test 

Just focus on the basics of pyspark.

Brillio Interview FAQs

How many rounds are there in Brillio Data Engineer interview?
Brillio interview process usually has 3 rounds. The most common rounds in the Brillio interview process are Technical, Aptitude Test and One-on-one Round.
How to prepare for Brillio 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 Brillio. The most common topics and skills that interviewers at Brillio expect are Python, SQL, Spark, AWS and Artificial Intelligence.
What are the top questions asked in Brillio Data Engineer interview?

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

  1. it wnt well basics of hadoop,spark and my proj...read more
  2. Basic questions in ...read more
  3. basics of sql and jo...read more

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Brillio Data Engineer Interview Process

based on 2 interviews

Interview experience

4.5
  
Good
View more
Brillio Data Engineer Salary
based on 151 salaries
₹3 L/yr - ₹12 L/yr
36% less than the average Data Engineer Salary in India
View more details

Brillio Data Engineer Reviews and Ratings

based on 20 reviews

3.4/5

Rating in categories

3.1

Skill development

3.4

Work-life balance

3.2

Salary

3.2

Job security

3.1

Company culture

2.6

Promotions

2.8

Work satisfaction

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