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iLink Digital Data Engineer Interview Questions and Answers

Updated 21 Oct 2024

iLink Digital Data Engineer Interview Experiences

1 interview found

Data Engineer Interview Questions & Answers

user image Anonymous

posted on 21 Oct 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 Oct 2023. There were 3 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Databricks basics, SQL joins
  • Q2. Azure questions
Round 2 - Technical 

(2 Questions)

  • Q1. Advance SQL queries on window r functions
  • Q2. SQL joins, pyspark coding questions, Azure AWS basic storage questions
Round 3 - HR 

(2 Questions)

  • Q1. Experience with interview. basic HR questions intro,
  • Q2. Feedback for interview process

Interview questions from similar companies

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

I was interviewed in Oct 2024.

Round 1 - Technical 

(2 Questions)

  • Q1. SQL problem window function
  • Q2. SQL code like join and scenerio
Round 2 - Technical 

(2 Questions)

  • Q1. Design round for adf pipeline
  • Ans. 

    Designing an ADF pipeline for data processing

    • Identify data sources and destinations

    • Define data transformations and processing steps

    • Consider scheduling and monitoring requirements

    • Utilize ADF activities like Copy Data, Data Flow, and Databricks

    • Implement error handling and logging mechanisms

  • Answered by AI
  • Q2. Azure synapses and adf adb
Round 3 - HR 

(2 Questions)

  • Q1. Expected ctc and current ctc negotiations
  • Ans. 

    Discussing expected and current salary for negotiation purposes.

    • Be honest about your current salary and provide a realistic expectation for your desired salary.

    • Highlight your skills and experience that justify your desired salary.

    • Be open to negotiation and willing to discuss other benefits besides salary.

    • Research industry standards and salary ranges for similar positions to support your negotiation.

    • Focus on the value y...

  • Answered by AI
  • Q2. Relocation and remote work until ofc open for Pune location

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared for sql and problem solving

Skills evaluated in this interview

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
3
Average
Difficulty level
-
Process Duration
-
Result
-

I applied via Campus Placement

Round 1 - Aptitude Test 

Based on SQL , statistics , python , cognitive

Round 2 - Technical 

(2 Questions)

  • Q1. Based on AI/Ml and based on cv
  • Q2. Based on projects
Round 3 - HR 

(2 Questions)

  • Q1. How to handle toxic work culture?
  • Ans. 

    Address toxic work culture by open communication, setting boundaries, seeking support, and considering leaving if necessary.

    • Open communication with colleagues and management about issues

    • Set boundaries to protect your mental and emotional well-being

    • Seek support from HR, a mentor, or a therapist if needed

    • Consider leaving the toxic work environment if the situation does not improve

  • Answered by AI
  • Q2. 5 strength and weakness

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident in interviews and try to calm ur mind!
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
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(1 Question)

  • Q1. Spark basic question , hive related questions.

Interview Preparation Tips

Interview preparation tips for other job seekers - Good question asked, It covers sql , spark and python.
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
5
Excellent
Difficulty level
Moderate
Process Duration
-
Result
Selected Selected

I applied via Campus Placement and was interviewed in Aug 2024. There were 2 interview rounds.

Round 1 - Aptitude Test 

Java and sql questions

Round 2 - Coding Test 

Simple java program for find factorial and prime number

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

iLink Digital Interview FAQs

How many rounds are there in iLink Digital Data Engineer interview?
iLink Digital interview process usually has 3 rounds. The most common rounds in the iLink Digital interview process are Technical and HR.
How to prepare for iLink Digital 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 iLink Digital. The most common topics and skills that interviewers at iLink Digital expect are CRM, SAN, SOC, ASP and Medical Insurance.
What are the top questions asked in iLink Digital Data Engineer interview?

Some of the top questions asked at the iLink Digital Data Engineer interview -

  1. SQL joins, pyspark coding questions, Azure AWS basic storage questi...read more
  2. Advance SQL queries on window r functi...read more
  3. Databricks basics, SQL jo...read more

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iLink Digital Data Engineer Interview Process

based on 1 interview

Interview experience

5
  
Excellent
View more
iLink Digital Data Engineer Salary
based on 16 salaries
₹4 L/yr - ₹8.8 L/yr
41% less than the average Data Engineer Salary in India
View more details

iLink Digital Data Engineer Reviews and Ratings

based on 3 reviews

2.7/5

Rating in categories

3.5

Skill development

2.8

Work-life balance

2.5

Salary

2.4

Job security

2.8

Company culture

1.9

Promotions

2.1

Work satisfaction

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