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HCLTech ETL Developer Interview Questions and Answers

Updated 6 Dec 2024

HCLTech ETL Developer Interview Experiences

2 interviews found

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Introduce yourself
  • Ans. 

    I am an experienced ETL Developer with a strong background in data integration and transformation.

    • Over 5 years of experience in ETL development

    • Proficient in using tools like Informatica, Talend, and SSIS

    • Strong SQL skills for data querying and manipulation

    • Experience in designing and implementing data warehouses

    • Familiar with data modeling and ETL best practices

  • Answered by AI
  • Q2. What is SCD type2

ETL Developer Interview Questions & Answers

user image Anonymous

posted on 11 Aug 2024

Interview experience
2
Poor
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

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

Round 1 - One-on-one 

(1 Question)

  • Q1. Which version of talend you are using
  • Ans. 

    I am using Talend version 7.3.1 for ETL development.

    • I am currently using Talend version 7.3.1 for ETL development.

    • The specific version of Talend being used is 7.3.1.

    • Talend 7.3.1 offers various features and improvements for ETL processes.

  • Answered by AI

Skills evaluated in this interview

ETL Developer Interview Questions Asked at Other Companies

asked in Ciber
Q1. What are the content of APT_CONFIG_FILE? Can you brief on the rel ... read more
asked in ZS
Q2. What is the process flow of Slowly Changing Dimension Type 2 (SCD ... read more
asked in Ciber
Q3. What is RCP? In What scenario you have used this in your project?
Q4. What is trigger . Do Implementation of types of trigger?
asked in Ciber
Q5. What are the methods available in Aggregator stage?

Interview questions from similar companies

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed before Jan 2022. There were 4 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 - Assignment 

It's an assignment for apti, verbal

Round 3 - Technical 

(1 Question)

  • Q1. It's like an what are u mentioned in resume skills.
Round 4 - HR 

(1 Question)

  • Q1. Just like interaction with candidate like personal details.

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepare on what u mentioned in resume skills and self confidence..
Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Greatest challenge faced while migrating to cloud from onpremise DB
  • Ans. 

    The greatest challenge faced during migration to cloud from on-premise DB is ensuring data security and compliance.

    • Ensuring data security during transit and at rest

    • Maintaining compliance with regulations and industry standards

    • Minimizing downtime and ensuring data integrity

    • Optimizing performance and cost efficiency in the cloud environment

  • Answered by AI

Skills evaluated in this interview

I applied via Naukri.com and was interviewed in Mar 2022. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. Oracle DWH concept Informatica

Interview Preparation Tips

Interview preparation tips for other job seekers - Just apply .you may not be the best candidate or have all the require qulification ,but you 'll never
get a job you don't try
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Naukri.com and was interviewed in Dec 2023. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. Explain the difference between ETL and ELT?
  • Ans. 

    ETL is Extract, Transform, Load where data is extracted, transformed, and loaded into a data warehouse. ELT is Extract, Load, Transform where data is extracted, loaded into a data warehouse, and then transformed.

    • ETL involves extracting data from source systems, transforming it according to business rules, and loading it into a data warehouse.

    • ELT involves extracting data from source systems, loading it into a data wareh...

  • Answered by AI

Skills evaluated in this interview

Interview experience
2
Poor
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. What is loads in informatica
  • Ans. 

    Loads in Informatica refer to the process of moving data from source to target in a data warehouse.

    • Loads involve extracting data from source systems

    • Transforming the data as needed

    • Loading the data into the target data warehouse or database

    • Loads can be full, incremental, or delta depending on the requirements

    • Example: Loading customer data from a CRM system into a data warehouse for analysis

  • Answered by AI
  • Q2. Query to find duplicates in table
  • Ans. 

    Use GROUP BY and HAVING clause to find duplicates in a table.

    • Use GROUP BY to group rows with same values together

    • Use HAVING COUNT(*) > 1 to filter out duplicates

    • Example: SELECT column_name, COUNT(*) FROM table_name GROUP BY column_name HAVING COUNT(*) > 1;

  • Answered by AI

Skills evaluated in this interview

ETL Developer Interview Questions & Answers

TCS user image Vikash Kumar

posted on 21 Oct 2024

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
-
Result
Selected Selected

I applied via Campus Placement and was interviewed before Oct 2023. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Lookup transformation
  • Q2. Joiner transformation
Interview experience
5
Excellent
Difficulty level
Hard
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Aug 2022. There were 3 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 - Technical 

(1 Question)

  • Q1. Self introduction
Round 3 - HR 

(1 Question)

  • Q1. Package discussion
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Apr 2023. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. SQL query and informatica scenario based questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Learn data warehousing concepts, SQL query and informatica scenario based questions

HCLTech Interview FAQs

How many rounds are there in HCLTech ETL Developer interview?
HCLTech interview process usually has 1 rounds. The most common rounds in the HCLTech interview process are One-on-one Round and Technical.
How to prepare for HCLTech ETL Developer 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 HCLTech. The most common topics and skills that interviewers at HCLTech expect are ETL, Informatica, SQL, SSIS and MSBI.
What are the top questions asked in HCLTech ETL Developer interview?

Some of the top questions asked at the HCLTech ETL Developer interview -

  1. Which version of talend you are us...read more
  2. what is SCD ty...read more

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HCLTech ETL Developer Interview Process

based on 2 interviews

Interview experience

2.5
  
Poor
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Join HCLTech Find your spark and discover what drives you forward
HCLTech ETL Developer Salary
based on 111 salaries
₹1.5 L/yr - ₹9.5 L/yr
30% less than the average ETL Developer Salary in India
View more details

HCLTech ETL Developer Reviews and Ratings

based on 5 reviews

4.2/5

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4.0

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4.0

Work-life balance

3.8

Salary

4.2

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3.6

Company culture

3.3

Promotions

4.2

Work satisfaction

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