Top 50
Prep plan
Updated weekly · Last refresh Oct 17

Addepar Software Engineer Interview Questions

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

50questions
~10htotal time
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1
SQL & Data ManipulationStart here. 6 questions + 3 drills · ~105 min
2
Coding24 questions · ~298 min
Find Missing Numbers in RangeMedium
Practice

Find one or two missing values from 1 through n using XOR partitioning in linear time and constant space.

Bit ManipulationArraysArray ManipulationAddepar
Approach to Missing NumbersMedium
Practice

Find one or multiple missing values from 1 through N using set difference in linear time.

ArraysArray ManipulationAlgorithmsAddepar
Merge Files Into Sorted OutputMedium
Practice

Merge multiple individually sorted files into one sorted output using a min-heap and bounded auxiliary memory.

Data StructuresAlgorithmscsv parsingAddepar
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3
System Design13 questions · ~161 min
Design a Messaging Web App FrontendHard

Design the frontend ranking and personalization for web.whatsapp.com under tight latency and freshness constraints.

latencyclient-sideAddepar
Design a Transactional Key-Value StoreHard

Assesses distributed systems design for transactional semantics and consistency tradeoffs.

transactionsAddepar
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4
Behavioral & Leadership6 questions · ~75 min
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5
More topics1 question · ~12 min
Object-Oriented vs Functional in JavaScriptMedium

Assesses your understanding of JavaScript paradigms and how you choose approaches in practice.

Addepar
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.