Questions related to Python, SQL, Design
Data Engineer Interview Questions
Data Engineer Interview Questions
Data engineers are IT professionals who are needed in almost every industry. Data engineers monitor data trends to determine best next steps for companies. A critical part of a data engineer job is to process raw data into usable data by creating data pipelines and building data systems.
Top Data Engineer Interview Questions & How To Answer
Question 1
Question #1: Can you describe in detail your level of expertise with programming languages?
How to answer
How to answer: Before the interview, review your resume and/or portfolio and make a list of the programs you are most proficient with. If you find that you are lacking the expertise in a program that the company predominately uses, describe yourself as a highly motivated self-starter who will work tirelessly to learn the program(s).
Question 2
Question #2: Explain data engineering in your own words.
How to answer
How to answer: Highlight your role in relation to the larger organization and other roles like data scientists to clearly define your contribution to the overall system of business. Clarify the difference between a database-centric engineer and a pipeline-centric engineer.
Question 3
Question #3: Can you describe your experience working with Apache Hadoop and cloud data management environments?
How to answer
How to answer: Research the company's software, data cloud products, and use of Apache Hadoop to be prepared for this inquiry. Data Engineers must be fluent in programming languages and data management systems used throughout the industry such as Apache Hadoop.
20,192 data engineer interview questions shared by candidates
whats your last job? why do give up it
They will ask you the full flow of your previous project, end to end. All the tools that you have used. Cloud experience. Technical challenges faced.
Tools and technologies you have used in your project
Given an enrollments table of student ids and course ids, write a query to find the student enrolled in the most courses.
Never got a chance to answer any
Implement at program (in pseudo code), that will print a directory tree (a tree traversing problem).
Critical thinking exercise from their day-to-day experience as a Data Solutions Engineer
What would you do if your python code needs to retrieve and process a very large dataset — one that exceeds the available operational memory of your machine?
Tell me about yourself? Have ever done web scraping and can you talk me thru this code?
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