Dataford
Top 18
Prep plan
Updated weekly · Last refresh Aug 30

Known Software Engineer Interview Questions

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

18questions
~2htotal time
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1
CodingStart here. 3 questions · ~24 min
Optimized Algorithm for Data ManipulationMedium

Tests your algorithmic thinking, correctness, and performance under edge cases and scale.

Data WranglingAlgorithmsedge casesKnown
Building a Data Extraction BackendMedium

Assesses your skills designing and implementing a small REST backend for database-backed data extraction.

rest apisKnown
Ingesting Data via RESTMedium

Tests your ability to implement reliable data ingestion using Python and HTTP requests.

apipythonKnown
2
Execution4 questions · ~32 min
Schema Design for Writes and AnalyticsHard

Tests your data modeling tradeoffs for mixed OLTP and analytics workloads at Known.

Known
Backend for Marketing AutomationHard

Tests your backend architecture and reliability planning for Known marketing automation.

high availabilityfault toleranceKnown
Secure Versioned API DesignHard

Tests your API security, versioning strategy, and contract management for Known.

api designSecurityKnown
Real-Time Ad Analytics DashboardHard

Tests your system design skills for high-throughput real-time analytics at Known.

scalabilityKnown

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3
Behavioral & Leadership11 questions · ~89 min
Balancing Technical Debt and DeliveryMedium

Tests prioritization under pressure: balancing technical debt, delivery commitments, and stakeholder alignment with clear ownership.

Stakeholder ManagementOwnershipPrioritizationKnown
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