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Updated weekly · Last refresh Aug 30

Apollo Backend Engineer Interview Questions

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

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1
System DesignStart here. 4 questions · ~33 min
Vehicle Pricing SystemHard

Assesses your ability to design extensible pricing logic and backend services under changing requirements.

Apollo
DSA, LLD, HLD, Behavioral MixHard

Evaluates end-to-end thinking across algorithms, architecture, and communication.

behavioralApollo
Uber-Style Driver App DesignHard

Evaluates system design skills for a real-time, high-scale driver platform backend.

user experienceApollo
Apollo System Design: Algo + LLD + HRHard

Assesses your ability to connect algorithms to design decisions and communicate tradeoffs.

system designAlgorithmsApollo
2
Coding4 questions · ~33 min
Backend Coding: Stack SortingMedium

Tests your ability to implement and reason about data structures and algorithms.

StackSortingApollo
Dynamic Uber-Style PricingMedium

Evaluates your ability to design and implement pricing logic for a mobility platform backend.

Dynamic ProgrammingApollo
Minimum Window SubstringMedium

Assesses your algorithmic problem-solving for string processing and edge cases.

string manipulationApollo
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3
Behavioral & Leadership5 questions · ~41 min
Handling Architectural Disagreement Cross-FunctionallyMedium

Tests conflict resolution and influence without authority when a cross-functional stakeholder challenges an architectural decision.

Influence Without AuthorityConflict ResolutionCommunicationApollo
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The finish line: interview-readyComplete all 13 questions to finish this plan.