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Prep plan
Updated weekly · Last refresh Oct 17

Meta Software Engineer Interview Questions

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

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1
CodingStart here. 13 questions · ~161 min
Column Traversal of a Binary TreeMedium
Practice
Recently asked

Print a binary tree column by column using breadth-first traversal to preserve top-to-bottom order.

bfsData StructuresAlgorithmsMeta
AI-Enabled Coding Maze Fixing TestsHard
Practice

Deserialize a maze graph and find a shortest start-to-end path with walls and teleporting portals using BFS.

bfsData StructuresAlgorithmsMeta
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2
System Design13 questions · ~161 min
Ticket Purchase Flow for High Demand EventHard

Design Ticketmaster’s strongly consistent buy flow for 20,000 concert tickets without overselling.

booking logicdistributed systemsfailure modesMeta
Online Auction SystemHard

Design an online auction system with deterministic bidding, real-time state, and ML-powered listing ranking.

latencydistributed systemsdesignMeta
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3
Security & Infrastructure13 questions · ~161 min
Calculate Cache Tag BitsMedium
Recently asked

Calculate cache tag bits from address width, cache capacity, associativity, and block size, while identifying relevant cache security concerns.

memory managementHardwareos internalsMeta
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4
Pipelines3 questions · ~37 min
Design Meta Web Crawl PipelineHard
Recently asked

Design a Meta-scale web crawling pipeline that schedules, fetches, parses, deduplicates, and serves web content with streaming recrawls and batch backfills.

ETLBatch ProcessingOrchestrationMeta
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5
Execution4 questions · ~50 min
Egress Coral API Use CasesMedium
Recently asked

Evaluates ability to reason about APIs, ownership, and service responsibilities from documentation.

Use CasesMeta
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6
Behavioral & Leadership3 questions · ~37 min
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7
More topics1 question · ~12 min
Facebook Request FlowMedium
Recently asked

Assesses understanding of web request flows and practical networking concepts.

httpweb technologiesMeta
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