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Thunes Interview Questions

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

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1
ExecutionStart here. 7 questions · ~56 min
Agile, TDD, and CI/CD OwnershipMedium

Tests engineering process maturity, test discipline, and delivery ownership for Thunes teams.

AgileCI/CDProject ManagementThunes
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2
Behavioral & Leadership29 questions · ~233 min
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3
More topics13 questions · ~105 min
Explain ACID for Card TransactionsEasy

Explain ACID properties and why they protect financial transaction data in card and payments systems.

acid propertiesfinancial datadata integrityThunes
Build Idempotent Payment API PipelineEasy

Design an idempotent payment API and ETL pipeline that prevents duplicate charges during retries while publishing exactly-once payment events downstream.

InfrastructureIdempotencyQualityThunes
Payments GTM StrategyHard

Evaluates your ability to define and communicate a go-to-market strategy for B2B payments at Thunes.

Thunes
Design Patterns for MaintainabilityEasy

Tests knowledge of patterns and how you apply them to maintainable Thunes codebases.

code qualitydesign patternstechnical experienceThunes
Clean Code and High Throughput in GoMedium

Tests ability to balance code quality and architecture with performance in Go services at Thunes.

code qualitygotechnical depthThunes
Golang Concurrency and RacesMedium

Tests understanding of Go concurrency primitives and race avoidance in production code.

goconcurrencyrace conditionsThunes
Designing APIs for ScalingHard

Assesses your system design approach for building scalable, reliable APIs in a B2B payments context.

apiscalingThunes
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