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Celebal Technologies Software Engineer Interview Questions

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

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1
CodingStart here. 20 questions · ~192 min
Swap Characters at Odd/Even PositionsEasy
Practice

Swap the first adjacent characters occupying even and odd 1-based positions in a string.

coding challengeArraysstring manipulationCelebal Technologies
String and Array ManipulationMedium
Practice

Reverse ASCII letters and digits while preserving punctuation, then reverse an integer array in place.

string manipulationArray ManipulationCelebal Technologies
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2
SQL & Data Manipulation16 questions · ~154 min
SQL Joins Across TablesMedium
Practice

Join Health Catalyst care gap data with patient and outreach records to prioritize active patients needing follow-up.

SubqueriesJoinsData WranglingCelebal Technologies
Understanding ACID Properties in DatabasesMedium

Explain the ACID properties of database transactions and their importance.

Celebal Technologies
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3
Security & Infrastructure6 questions · ~58 min
TCP/IP Model NetworkingMedium

Evaluates your grasp of core networking layers and concepts.

NetworkingCelebal Technologies
Node Package Manager BasicsEasy

Tests foundational knowledge of npm and its role in Node.js projects.

Celebal Technologies
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4
Behavioral & Leadership5 questions · ~48 min
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5
More topics3 questions · ~29 min
Your Strengths and WeaknessesEasy

Give a specific, self-aware account of your strengths and weaknesses, supported by relevant examples and improvement actions.

Trade-offsSuccess CriteriaExecutionCelebal Technologies
Node.js Event LoopMedium

Tests your core Node.js runtime knowledge and ability to reason about async execution.

node.jstechnical knowledgeCelebal Technologies
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