Data Engineering Interview Questions by Mondal Masud (4 results)
Language: English
Published by Independently published, 2026
Series: Data Engineering, Book 4 of 8. Book 4 of 8 - Data Engineering
- Softcover
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Language: English
Published by Independently Published Jun 2026, 2026
Series: Data Engineering with Python Series, Book 4 of 8. Book 4 of 8 - Data Engineering with Python Series
- Softcover
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Language: English
Published by Independently published, 2026
Series: Data Engineering with Python Series, Book 4 of 8. Book 4 of 8 - Data Engineering with Python Series
- Softcover
- Print on Demand
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Language: English
Published by Independently Published, 2026
Series: Data Engineering, Book 4 of 8. Book 4 of 8 - Data Engineering
- Softcover
- Print on Demand
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Paperback. Condition: new. Paperback. 150 Real Interview Questions. Answered the Way Strong Candidates Actually Answer Them.Most interview prep teaches you theory and hopes you can translate it under pressure. This book skips straight to the part that actually matters: the questions themselves, answered exactly the way a strong…candidate would answer them in the room. Data Engineering Interview Questions & Real Interview Experiences is a pure question-and-answer companion - 150 frequently reported questions spanning SQL, Python, ETL/CDC, data warehousing, PySpark, Kafka, the modern cloud stack, and system design. No filler chapters. No theory to wade through first. Just the questions, drilled the way real preparation works. What's inside: Advanced SQL (25 questions): window functions, gaps and islands, recursive CTEs, indexing, query optimizationAdvanced Python (15 questions): generators, decorators, the GIL, memory management, processing huge datasetsETL / CDC / Data Quality (20 questions): reconciliation, idempotency, SCD Type 2 testing, schema drift, production troubleshootingData Warehouse & Modeling (15 questions): fact table grain, Kimball vs Inmon, Data Vault, bridge tables, conformed dimensionsPySpark Advanced (25 questions): shuffles, data skew, the Catalyst optimizer, broadcast joins, AQE, production tuningKafka & Streaming (15 questions): exactly-once semantics, consumer lag, watermarks, schema evolution, broker failoverAWS / Snowflake / Databricks / Airflow (20 questions): Glue vs EMR, Snowflake architecture, Delta Lake, Airflow DAG designSystem Design & Production Scenarios (15 questions): 10 full system designs (CDC pipelines, fraud detection, clickstream analytics, lakehouses) plus 5 real production-incident walkthroughsEvery question follows the same nine-part structure: Why interviewers ask it, the simple answer, the detailed answer, a real business example, production-quality code, an architecture diagram where it adds value, common mistakes that cost candidates the offer, the follow-up questions that come next, and key takeaways for fast revision. This consistent format is deliberate - by question fifty, you stop reading explanations and start pattern-matching, exactly the skill you need in the room. The production-scenario questions deserve special mention. A Spark job that suddenly takes nine times longer. Consumer lag that jumps from 5K to 2 million. Revenue that drops by half overnight. These are the questions that separate a good offer from a great one, and this book treats them as a first-class skill - not an afterthought. A note on company-attributed questions: where this book references well-known employers alongside a question, these are presented as representative interview questions frequently reported by candidates - reflecting publicly known topics and formats, never claimed as transcripts of any individual interview. Who it's for: Freshers and QA professionals transitioning into data engineering, ETL developers ready for a senior title, and working data engineers preparing for their next interview at a major tech, finance, or consulting employer. You already have the skill. This book gives you the rehearsal. Volume 2 in the Data Engineering Interview series - a companion to Data Engineering Interview Mastery & System Design. Stop studying theory. Start answering questions. Scroll up and grab your copy. This item is printed on demand. Shipping may be from our UK warehouse or from our Australian or US warehouses, depending on stock availability.
