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Updated weekly · Last refresh Sep 11

Twitch Interactive Software Engineer Interview Questions

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

15questions
~2htotal time
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1
System DesignStart here. 8 questions · ~64 min
High Availability in FailuresHard

Tests your strategies for resilience, failover, and graceful degradation.

distributed systemshigh availabilityTwitch Interactive
Real-Time Moderation ToolHard

Evaluates your design for low-latency, scalable moderation workflows under high user activity.

architectureTwitch Interactive
Mass Notification SystemHard

Evaluates your ability to build a scalable fan-out notification system with reliability guarantees.

notification systemscalabilityTwitch Interactive
Optimizing High-Traffic APIsMedium

Tests your ability to improve latency, throughput, and reliability for production traffic.

performancescalabilityTwitch Interactive
Subscription Counts ServiceMedium

Assesses your data modeling and system design for accurate, low-latency metrics.

scalabilityTwitch Interactive
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2
Behavioral & Leadership5 questions · ~40 min
Collaborating Across Product and EngineeringEasy

Tests cross-functional collaboration, communication, and ownership in delivering a design outcome with product and engineering.

Stakeholder ManagementCommunicationLeadershipTwitch Interactive
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3
More topics2 questions · ~16 min
SQL vs NoSQL Trade-offsEasy

Explain SQL vs NoSQL trade-offs, including schema design, consistency, scaling, and query flexibility.

JoinsData WranglingAggregationsTwitch Interactive
Testable, Maintainable CodeMedium

Assesses your engineering practices for quality, maintainability, and velocity.

best practicescode maintainabilityTestingTwitch Interactive

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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Top Customers by Net SalesMedium
Practice
Practice drill

Compute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.

SubqueriesJoinsData WranglingGain DigitalTCSZest AI
Monthly Campaign Performance SummaryEasy
Practice
Practice drill

Aggregate January 2024 campaign data by channel using GROUP BY, filtering, and ordering by total clicks.

JoinsData WranglingAggregationsDNVEversanaDiscord
Writing SQL QueriesEasy
Practice
Practice drill

Filter Spring i-Ready Diagnostic results by score and sort qualifying students from highest to lowest.

JoinsData WranglingAggregationsdv01ArteraCurriculum Associates
The finish line: interview-readyComplete all 15 questions plus 3 hands-on drills to finish this plan.