Top 29
Prep plan
Updated weekly · Last refresh Oct 17

Proxiad Software Engineer Interview Questions

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

29questions
~4htotal time
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1
CodingStart here. 11 questions · ~96 min
Design Patterns in OOPMedium

Explain design patterns and discuss when to use Singleton or Factory to solve object-oriented design problems.

abstractionfunctionsoopProxiad
Understanding Multithreading in JavaMedium

Explain the concept of multithreading in Java, including its benefits and challenges.

Proxiad
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2
Behavioral & Leadership12 questions · ~104 min
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3
More topics6 questions · ~52 min
Spring Web Request FlowMedium

Tests understanding of Spring Web request handling and core components.

Proxiad
Advanced SQL Query WritingHard

Tests your ability to craft correct and efficient SQL for non-trivial data retrieval tasks.

SubqueriesJoinsAggregationsProxiad
JVM, GC, and Memory InternalsHard

Tests your ability to reason about runtime behavior, memory, and performance at the JVM level.

memory managementjavaProxiad
Scalable Microservices DesignHard

Tests your ability to design resilient, scalable services aligned with high-traffic production needs.

Trade-offsExecutionRoadmappingProxiad
High Availability and SeparationHard

Tests your architectural thinking for reliability and maintainability in real client delivery.

Trade-offsRisk AssessmentarchitectureProxiad
Indexing and Query OptimizationMedium

Tests your skill in diagnosing query performance issues and applying indexing and tuning strategies.

null handlingperformancedimensionsProxiad

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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
The finish line: interview-readyComplete all 29 questions plus 3 hands-on drills to finish this plan.