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Updated weekly · Last refresh Aug 30

Collaborative Real Estate Software Engineer Interview Questions

The questions to prepare for a Collaborative Real Estate Software Engineer interview. Questions from real interview reports rank first. Updated weekly.

28questions
~6htotal time
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1
CodingStart here. 11 questions · ~130 min
Reverse a String in PythonEasy
Practice

Reverse a string in Python using character traversal and return the reversed result.

StringsfunctionspythonCollaborative Real Estate
Two Sum ProblemEasy
Practice

Find two indices in an array whose values add up to a target using a hash map.

Hash TablesArraysTwo PointersCollaborative Real Estate
Implement Binary Search AlgorithmEasy
Practice

Write a binary search function to find a target value in a sorted array.

SearchingCollaborative Real Estate
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2
Execution5 questions · ~59 min
Design a Scalable ApplicationEasy

Explain how you would design a scalable application, including trade-offs, risks, stakeholder needs, and how you define success.

Trade-offsRisk AssessmentScope ManagementCollaborative Real Estate
Authentication and AuthorizationMedium

Tests security fundamentals, threat awareness, and correct authorization model design.

Trade-offsRisk AssessmentScope ManagementCollaborative Real Estate
Database Design for ScaleMedium

Tests your ability to design schemas and data access patterns for performance, reliability, and growth.

Trade-offsRisk AssessmentScope ManagementCollaborative Real Estate
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3
Behavioral & Leadership10 questions · ~118 min
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4
More topics2 questions · ~24 min
Top Paid Per DepartmentEasy
Practice

Find the top 3 highest-paid employees in each department using window functions.

Window FunctionsRankingCollaborative Real Estate
Design a Resident Recommendations SystemMedium

Design a recommendation and ranking system for a property management platform that personalizes listings and workflow suggestions.

Feature StoreRetrievalModel ServingCollaborative Real Estate

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Hands-on SQL practiceWrite and run real queries in the editor. 2 drills · ~20 min
SQL Top Campaigns by RevenueHard
Practice
Practice drill

Rank Collaborative Real Estate campaigns by Q1 revenue using CTEs, joins, and partitioned window functions.

Window FunctionsRankingAggregationsCollaborative Real EstateLeague
SQL Conversion Rate by ChannelMedium
Practice
Practice drill

Use a LEFT JOIN, conditional aggregation, and date filtering to calculate L.L.Bean conversion rates by channel and day.

Date FunctionsGroup ByAggregationsL.L. BeanF5 NetworksJohnson & Johnson
The finish line: interview-readyComplete all 28 questions plus 2 hands-on drills to finish this plan.