Job Interview Guide for (Jun/Mid) Data Engineers with Nursultan Ornov

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This guide is a structured roadmap for Junior and Mid Data Engineers, as well as fresh graduates preparing for technical interviews.

It consolidates practical notes, core concepts, and interview strategies into a single resource.

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Guide Content:

1. Mastering the Self-Introduction
2. Behavioral Interview Questions
3. Data Modeling & Architecture
4. Big Data & Spark
5. Programming for Data Engineering
6. Azure Data Platform
7. Data Quality & CI/CD
8. System Design Layout
9. Coding Practice

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Why This Guide?

Technical skills are essential, but the ability to communicate your reasoning is often what differentiates a hire.

This guide focuses on both:

• Technical Competence: Deep dives into Data Modeling, Spark internals, and the Azure ecosystem. (Real Questions encountered by me and my menties during interviews)

• Communication: How to articulate your experience and design decisions clearly.

While the technical examples heavily reference Azure and Spark, the underlying data engineering principles apply across any cloud platform.

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