Top 21
Prep plan
Updated weekly · Last refresh Sep 24
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Zalando Backend Engineer Interview Questions

The questions to prepare for a Zalando Backend Engineer interview. Questions from real interview reports rank first. Updated daily.

21questions
~3htotal time
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1
System DesignStart here. 6 questions · ~49 min
Ticket Booking at Massive ScaleHard

Evaluates your system design skills for large-scale booking and distributed transaction handling.

ZZalando
Database Trade-offs for E-commerceMedium

Evaluates your ability to choose and justify data storage technologies for e-commerce.

Trade-offsZZalando
Monolith to Microservices MigrationHard

Assesses migration planning, risk management, and architectural sequencing for large systems.

migrationmicroservicesZZalando
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2
Coding4 questions · ~33 min
Recursion Algorithm ProblemEasy

Evaluates your ability to reason through recursion-based algorithm solutions.

RecursionAlgorithmsZZalando
Concurrent Order Queue ProcessingMedium

Evaluates your ability to implement correct concurrent backend logic.

functionsconcurrencyZZalando
Unit Testing Business LogicMedium

Assesses your ability to design effective unit tests for backend logic.

quality assuranceZZalando
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3
Behavioral & Leadership10 questions · ~82 min
Why This Company and RoleEasy

Tests motivation, company research, and whether the candidate can connect their background to the role with specificity.

Stakeholder ManagementCommunicationOwnershipZZalando
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4
More topics1 question · ~8 min
Live Coding and Architecture DiscussionMedium

Evaluates your performance under live coding pressure and your architectural reasoning.

architectureZZalando
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