Flexon Technologies Software Engineer Interview Questions

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

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CodingStart here. 22 questions · ~190 min

Explain inheritance, polymorphism, and encapsulation in OOP with Python examples and when to use each.

How Java Garbage Collection WorksMedium

Explain Java GC roots, reachability, generations, and how collection reclaims unused heap memory.

ArraysStrings

Flexon Technologies

Difference Between Interface and Abstract Class in JavaMedium

Explain the differences between interfaces and abstract classes in Java and when to use each.

Hash TablesArraysStrings

Flexon Technologies

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Execution3 questions · ~26 min

Tests performance diagnosis, measurement, and optimization tradeoffs for production systems.

Debugging Complex IssuesMedium

Tests systematic troubleshooting, hypothesis-driven debugging, and communication during complex incidents.

Trade-offsRisk Assessment

Flexon Technologies

Debugging TechniquesMedium

Tests practical debugging methods, tooling, and validation of fixes.

Trade-offsRisk Assessment

Flexon Technologies

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Behavioral & Leadership17 questions · ~147 min

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