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Data Engineer Interview Questions

Data Engineer Interview Questions

Friday, November 18th, 2022

Data Engineer Interview Questions

The Best Data Engineer Interview Questions

If you want to hire a Data Engineer, having well-prepared Data Engineer Interview Questions is essential for finding a suitable applicant.

What is a Data Engineer?

A Data Engineer is a professional specializing in engineering data-driven systems.

They design and develop data acquisition, storage, analysis, and dissemination architectures.

Typically Data Engineer has a Bachelor’s Degree in computer science, software development, information technology, or a related field.

They should have previous work experience in similar positions.

What does a Data Engineer do?

A Data Engineer is responsible for transforming and managing data so that it is in a form that analysts or business users can use.

They work with different data sources to clean, prepare and organize the data for analysis.

Data Engineers also build and maintain the data infrastructure, ensuring that data is high-quality and available when needed.

Data Engineers have strong technical skills; they can write code in Java, Python, or SQL.

They are familiar with big data technologies such as Hadoop, Spark, and Hive.

Furthermore, they have experience developing ETL (extract-transform-load) processes and working with databases.

Data Engineer Interview Questions

Some good Data Engineer Interview Questions to ask include:

  • What is your experience working with data?
  • Can you describe a time when you had to analyze complex data?
  • What programming languages are you familiar with?
  • Describe a time when you had to work on a project with tight deadlines.
  • What is your experience with big data?
  • Do you have any experience with data mining?
  • Can you tell me about when you had to clean up the data?
  • What tools do you use to work with data?
  • What is your experience with SQL?
  • Do you have any experience with Tableau?
  • Can you give me an example of a complex query that you wrote?
  • What is your experience with ETL?

Accounting Specialist Interview Questrions

Why is it essential to prepare when interviewing a job applicant?

It is essential to prepare when interviewing a job applicant so that you can make an informed decision about the individual’s qualifications and fit for the position.

Preparing for the interview allows you to ask relevant, focused questions to help you determine the candidate’s knowledge, experience, and career goals…

Additionally, having a plan will help ensure you don’t miss any critical information and that the conversation remains on track.

Preparation can help you create an engaging atmosphere for the interview so that the applicant feels more comfortable and at ease, making them more likely to be open and honest in their responses.

Preparation is critical to helping you make the best hiring decisions for your organization.

Data Engineer Candidate Scorecard



Educational Background

Does the candidate have the appropriate educational qualifications or training for this position?

Prior Work Experience

Has the candidate acquired the necessary skills or qualifications through past work experiences?


Does the candidate have the technical skills necessary for this position?

Problem Solving Abilities

Has the candidate demonstrated critical problem-solving skills?


Did the candidate demonstrate team building and communication skills?

Would hiring this candidate steer your organization in the right direction?

Directional Fit

Is this a step forward or backward in this candidate's career?

Download Scorecard Template