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Samsung Electronics Data Engineer Interview Questions

The questions to prepare for a Samsung Electronics Data Engineer interview. Questions from real interview reports rank first. Updated daily.

20questions
~3htotal time
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1
CodingStart here. 5 questions · ~50 min
Nested Loop for 2D ArrayEasy
Practice
Recently asked

Create a Samsung Semiconductor inspection grid with sequential values using a nested Python list comprehension.

loopsMatrixpythonSamsung Electronics
Merge Two Numbers in PythonEasy
Recently asked

Evaluates your understanding of basic Python operations and data handling.

pythonSamsung Electronics
Easy String ProcessingEasy
Recently asked

Tests your fundamentals for string manipulation and algorithmic thinking.

Samsung Electronics
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2
SQL & Data Manipulation5 questions + 3 drills · ~80 min
Handling Duplicates and Nulls in SQLEasy
Recently asked

Explain practical SQL approaches for identifying, removing, and preventing duplicates and NULL-related data quality issues.

Data WranglingGroup ByCase WhenSamsung Electronics
Customer Orders: LEFT vs INNER JOINEasy
Recently asked

Explain how INNER JOIN and LEFT JOIN differ, and when to use each for matched-only versus all-left-row analysis.

JoinsData WranglingGroup BySamsung Electronics
Second-Highest Revenue SQLMedium
Practice
Practice drill

Use aggregation and ranking to find stores tied for the second-highest revenue in a specified region.

JoinsRankingGroup BySamsung Electronics
Analyzing Operations Bottlenecks with SQLHard
Practice
Practice drill

Use multi-level CTEs, joins, and LAG to identify Samsung regional inventory shortages and late deliveries.

JoinsperformanceAggregationsSamsung ElectronicsApeel Sciences
Group Filtering with HAVINGEasy
Practice
Recently asked
Practice drill

Use GROUP BY and HAVING to find NetSuite customers with at least two approved sales orders.

Group ByHavingAggregationsNetsuiteIdexcelSamsung Electronics
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3
Technical Fundamentals3 questions · ~30 min
Python Tools for Large DatasetsEasy
Recently asked

Tests practical familiarity with Python libraries for scalable data manipulation.

Toolstechnical experiencepythonSamsung Electronics
Polymorphism vs InheritanceEasy
Recently asked

Tests understanding of core OOP concepts in Python.

pythonooptechnical knowledgeSamsung Electronics
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4
Behavioral & Leadership6 questions · ~59 min
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5
More topics1 question · ~10 min
Architecture for a Business BottleneckHard
Recently asked

Tests system design, technical communication, and linking architecture to business outcomes at scale.

presentation skillsStakeholder Managementsolution designSamsung Electronics
The finish line: interview-readyComplete all 20 questions plus 3 hands-on drills to finish this plan.