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Arista Networks Interview Questions

The questions to prepare for Arista Networks interviews, across all roles. Questions from real interview reports rank first. Updated daily.

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1
CodingStart here. 11 questions · ~129 min
LeetCode-Style Stack Design RoundEasy
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Recently asked

Implement a LIFO stack for generic values with push, pop, peek, size, and emptiness operations.

leetcodeData StructuresDebuggingArista Networks
Merge Two Sorted Linked ListsEasy
Practice

Merge two sorted singly linked lists into one sorted list by relinking existing nodes.

RecursionLinked ListsSortingArista Networks
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2
Execution10 questions · ~117 min
Prioritize Work Under Tight DeadlinesEasy

Explain how you prioritize competing work under time pressure while making trade-offs and keeping stakeholders aligned.

Trade-offsRoadmappingScope ManagementArista Networks
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3
System Design11 questions · ~129 min
Design Parking Lot APIsHard

Design a parking lot system and define clear APIs for spaces, vehicles, tickets, payments, and availability.

api designdistributed systemsdesignArista Networks
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4
Security & Infrastructure10 questions · ~117 min
C++ Memory MappingHard
Recently asked

Explain Linux virtual memory mapping in C++, including mmap, protection flags, shared mappings, and secure operational use cases.

memory managementos internalsc++Arista Networks
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5
Behavioral & Leadership3 questions · ~35 min
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6
More topics5 questions · ~59 min
Describe a Complex Transformation PipelineMedium

Explain a complex ETL transformation you built, including the main challenges and how you handled them.

ETLData ModelingQualityArista Networks
Manage a Long Sales CycleMedium

Manage a complex sale by requalifying often, multi-threading stakeholders, and controlling requirement drift with a clear mutual plan.

Stakeholder ManagementCommunicationPrioritizationArista Networks
File Permissions InterpretationEasy

Tests understanding of Unix file permission bits and how they affect access.

permissionssystem administrationlinuxArista Networks
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