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Updated weekly · Last refresh Sep 25

Uber Backend Engineer Interview Questions

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

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1
CodingStart here. 6 questions · ~60 min
Optimizing Time and Space ComplexityEasy
Recently asked

Explain how to improve coding solutions by reducing time complexity first, then balancing space trade-offs.

Hash TablesArraysGreedyUber
Nearest Letter Tie HandlingHard
Practice
Recently asked

Use multi-source BFS to replace every dash with a nearest letter in a character matrix.

ArraysbfsAlgorithmsUber
Capitalize Identified SubstringsMedium
Recently asked

Tests string matching and efficient substring replacement logic.

string manipulationAlgorithmsUber
Tree, Graph, Heap, DP ProblemsHard
Recently asked

Evaluates problem-solving breadth across common backend interview algorithm topics.

Dynamic ProgrammingTreesGraphsUber
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2
System Design4 questions · ~40 min
Real-Time Order Notification SystemHard
Recently asked

Tests system design for low-latency notifications, delivery semantics, and scalability.

architectureUber
Ride Matching and Pricing DesignHard
Recently asked

Evaluates system design skills for core Uber marketplace services under real-world constraints.

scalabilityarchitectureUber
High-Concurrency Distributed SystemsHard
Recently asked

Evaluates strategies for correctness, throughput, and contention control in distributed services.

distributed systemsscalabilityconcurrencyUber
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3
Behavioral & Leadership3 questions · ~30 min
Resolving Technical Trade-off ConflictMedium
Recently asked

Tests conflict resolution on technical trade-offs, including influence without authority, stakeholder management, and outcome ownership.

Decision MakingConflict ResolutionStakeholder ManagementUber
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The finish line: interview-readyComplete all 13 questions to finish this plan.