data Interview Preparation

Data Engineer Interview Questions (2026)

Data engineer interview questions covering data pipelines, Spark, SQL, ETL, and data modeling. Prep for FAANG data engineering roles.

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The Data Engineer Interview Process

Most data engineer interviews at top companies follow a predictable 4-round structure. Here's what each round tests and why it matters.

ROUND 1

Online Assessment (OA)

Timed coding problems testing algorithms, data structures, and problem-solving skills under pressure.

ROUND 2

Technical Phone Screen

One-on-one interview focused on data-pipelines and spark. Expect live problem-solving.

ROUND 3

Virtual Onsite — Technical

Deep dive into sql, etl, data-modeling, cloud. Multiple back-to-back rounds.

ROUND 4

Behavioral & Hiring Manager

STAR method behavioral questions, cultural fit assessment, and team matching discussions.

Key Topics for Data Engineer Interviews

data pipelines spark sql etl data modeling cloud

Data Engineer interviews cover a wide range of topics. Focus your preparation on the areas listed above, and practice answering real interview questions with structured responses.

Data Engineer Salary at Top Companies

Data Engineer salaries at top tech companies range from $95K to $240K per year in total compensation, depending on experience level and location.

junior
$124K–$163K
TC per year
mid
$153K–$201K
TC per year
senior
$182K–$240K
TC per year

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