Top 42
Prep plan
Updated weekly · Last refresh Sep 24

Zemoso Technologies Backend Engineer Interview Questions

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

42questions
~7htotal time
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1
CodingStart here. 18 questions · ~172 min
Implement DFS and BFSEasy
Practice

Return DFS and BFS traversal orders for a directed workflow graph while preserving neighbor order.

dfsbfsZemoso Technologies
Sort by Sum of DigitsEasy
Practice

Sort a space-separated string of non-negative integers by digit sum using a stable custom sort.

SortingAlgorithmsZemoso Technologies
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2
System Design13 questions · ~124 min
Node.js 3-Tier and MVVM ArchitectureMedium

Evaluates your understanding of backend architecture patterns and how to structure components.

node.jsarchitectureZemoso Technologies
System Design Pattern ExampleMedium

Assesses your ability to apply design patterns to real backend architecture problems.

design patternsZemoso Technologies
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3
Technical Fundamentals3 questions · ~29 min
Handling Java Memory LeaksMedium

Assesses debugging and prevention strategies for JVM memory issues.

javaperformancememory leaksZemoso Technologies
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4
Execution4 questions · ~38 min
SOLID Principles Overloading vs OverridingEasy

Evaluates understanding of core Java OOP method dispatch concepts.

javaobject-oriented programmingZemoso Technologies
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5
More topics4 questions · ~38 min
Why Java Strings Are ImmutableMedium

Tests your understanding of Java language design and performance implications.

javaStringsZemoso Technologies
HashMap vs HashTable (Alternative)Medium

Evaluates understanding of Java collections internals and tradeoffs.

javaData StructuresZemoso Technologies
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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 42 questions plus 3 hands-on drills to finish this plan.