SimilarWeb Backend Engineer Interview Questions

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

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CodingStart here. 14 questions · ~145 min

Calculate the maximum profit from buying and selling stock once.

Explain Solution Time ComplexityEasy

Explain how to analyze an algorithm’s time and space complexity and justify the result from the code structure.

Hash TablesSearchingSorting

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Two Stacks Order PreservationHard

Tests your ability to reason about stack behavior and design an in-place algorithm for order preservation.

Data Structures

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Quick Fix Under Tight ConstraintsMedium

Evaluates your ability to make precise, minimal changes under strict constraints.

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System Design7 questions · ~72 min

Assesses system design skills for representing cell graphs, evaluating formulas, and handling dependencies.

Distributed Database Trade-OffsHard

Assesses your understanding of distributed data systems and their operational trade-offs.

Trade-offsdistributed systemsdatabase architecture

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High Availability and Fault ToleranceMedium

Evaluates your resilience engineering practices and design for failure scenarios.

high availabilityfault tolerance

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Behavioral & Leadership5 questions · ~52 min

Leading a Complex ProjectMedium

Assesses your ownership, problem-solving, and impact in complex backend projects.

challengesproject leadership

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