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Updated weekly · Last refresh Oct 17

Juspay Software Engineer Interview Questions

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

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SQL & Data ManipulationStart here. 9 questions + 3 drills · ~102 min

Understanding ACID Properties in DatabasesMedium

Explain the ACID properties of database transactions and their importance.

Juspay

Top Merchants QueryEasy

Practice

Practice drill

Use aggregation and joins to return the 10 merchants with the highest transaction counts.

JoinsGroup BysqlSSumUp

Juspay

Optimize Database QueriesMedium

Practice

Practice drill

Return a filtered order summary and explain how indexes or denormalization could improve query performance.

database optimizationdatabase managementdatabase

Jabil

TCP vs UDP and Use CasesMedium

Practice

Practice drill

Compare TCP and UDP telemetry by reliability and latency, then recommend the better protocol per application.

NetworkingCase Whendesign

Verkada

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Coding9 questions · ~72 min

Data Structures for Trees and GraphsMedium

Tests your breadth of data structure knowledge across common interview problem types.

multithreadingBit Manipulationleetcode

Juspay

Three Graph and Tree QuestionsMedium

Assesses your ability to manage multiple related DSA problems efficiently.

TreesGraphs

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Technical Fundamentals4 questions · ~32 min

Core CS FoundationsMedium

Evaluates breadth of foundational knowledge across systems and algorithms.

technical knowledge

Juspay

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System Design9 questions · ~72 min

Break Down Multithreading ProblemsMedium

Assesses decomposition and reasoning for concurrent programming problems.

system designmultithreadingProblem Solving

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Security & Infrastructure9 questions · ~72 min

Context Switching and CPU UtilizationEasy

Evaluates your understanding of OS scheduling tradeoffs and CPU utilization concepts.

cpu utilization

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Core CS Fundamentals CoverageMedium

Assesses your breadth of foundational knowledge across operating systems, databases, and networking.

multithreadingNetworkingoop

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Execution8 questions · ~64 min

Testing: Integration vs ManualMedium

Evaluates your testing strategy and quality mindset for shipping reliable software.

manual testing

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