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Stellar Development Foundation Interview Questions

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

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1
System DesignStart here. 5 questions · ~41 min
Peer-to-Peer Blockchain NetworkingHard

Tests system design skills for P2P networking, including discovery, gossip, and reliability.

NetworkingStellar Development Foundation
Concurrency Trade-Offs in C++/RustMedium

Assesses understanding of concurrency primitives and their implications for correctness and performance.

c++concurrencyStellar Development Foundation
Scalable and Extensible DesignsMedium

Assesses design principles and patterns that support growth, change, and long-term evolution.

software designscalabilityStellar Development Foundation
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2
Coding6 questions · ~50 min
Implement a Versioned MapMedium

Evaluates your design and implementation skills for data structures that support historical versions.

Data StructuresStellar Development Foundation
C++ Data Structures and AlgorithmsMedium

Tests your ability to apply core DSA concepts in C++ for real engineering problems.

Data Structuresc++AlgorithmsStellar Development Foundation
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3
Execution7 questions · ~58 min
Formal Verification ExperienceHard

Evaluates familiarity with formal methods and ability to apply them to improve correctness.

experienceStellar Development Foundation
Edge-Case Analysis for Mission-Critical CodeMedium

Assesses rigor in identifying edge cases and ensuring correctness for high-stakes software.

Analysisedge casesStellar Development Foundation
Optimize Distributed PerformanceHard

Evaluates performance engineering skills for distributed systems, including measurement and bottleneck mitigation.

performance optimizationdistributed systemsStellar Development Foundation
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4
Behavioral & Leadership4 questions · ~33 min
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