Mercari UX/UI Designer Interview Questions

The questions to prepare for a Mercari UX/UI Designer interview. Questions from real interview reports rank first. Updated weekly.

31questions

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ExecutionStart here. 5 questions · ~40 min

Explain how you prepare design assets, specs, and prototypes for engineering handoff with clear scope, alignment, and quality controls.

Presenting Work to a Hiring ManagerMedium

Tests your ability to assess design quality, rationale, and communication of tradeoffs.

presentation skillsSuccess Criteriadesign challenge

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Design Readiness for EngineeringMedium

Tests execution discipline, quality bar, and collaboration readiness with engineering.

Success Criteriaiterationhandoff

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Product Sense9 questions · ~72 min

Explain how you balanced user needs with business goals in a product decision, including trade-offs and outcomes.

Improving Mercari Listing FlowMedium

Tests product sense for identifying friction and designing UX changes that improve conversion.

Feature PrioritizationUser Needs

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Analyzing a Favorite Mobile AppMedium

Tests your ability to critique UX patterns and translate observations into actionable improvements.

user valuecompetitive landscapeProduct Vision

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Behavioral & Leadership16 questions · ~128 min

Designing With Incomplete InformationMedium

Tests decision-making under ambiguity in design, including how you use limited research, judgment, and iteration to move forward responsibly.

Decision MakingOwnershipDealing With Ambiguity

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