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Prep plan
Updated weekly · Last refresh Oct 17

Costar Group UX/UI Designer Interview Questions

The questions to prepare for a Costar Group UX/UI Designer interview. Questions from real interview reports rank first. Updated daily.

33questions
~4htotal time
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1
ExecutionStart here. 9 questions · ~72 min
Choose Wireframing and Prototyping ToolsEasy

Explain which UX tools you use for wireframing and prototyping, and how you choose them based on collaboration, fidelity, and handoff needs.

ToolsSuccess CriteriaRoadmappingCostar Group
Build a Scalable Design SystemMedium

Explain how you would create and maintain a scalable design system that improves reuse and consistency without becoming too heavy to adopt.

process improvementdesign systemcomponent reuseCostar Group
Wireframes and Prototypes Under ConstraintsEasy

Explain how you create wireframes and prototypes, choose fidelity, align stakeholders, and keep scope controlled before handoff.

Launch PlanningRoadmappingScope ManagementCostar Group
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2
Product Sense7 questions · ~56 min
Redesign a Search-Filter InterfaceHard

Tests approach to simplifying complex search UX for real estate analytics platforms.

User Needsdata visualizationCostar Group
Competitor Trend EvaluationMedium

Tests your competitive UX thinking and your ability to justify design decisions with user impact.

User ResearchFeature PrioritizationProduct VisionCostar Group
Evaluate CoStar's UX and UIMedium

Assesses product sense for Costar Group's real estate information platforms and user experience perspective.

user experienceCostar Group
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3
Behavioral & Leadership16 questions · ~128 min
Tell Me About YourselfEasy

Tests concise self-positioning, relevant achievement selection, communication, and ownership of career direction.

achievementbackgroundpersonal backgroundCostar Group
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4
More topics1 question · ~8 min
The finish line: interview-readyComplete all 33 questions to finish this plan.