Top 50
Prep plan
Updated weekly · Last refresh Oct 17

Chargebee Software Engineer Interview Questions

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

50questions
~9htotal time
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1
CodingStart here. 21 questions · ~226 min
Second Largest NumberEasy
Practice

Find the second largest distinct value in an array using one linear scan and constant extra space.

ArraysArray ManipulationAlgorithmsChargebee
Graph Path to a LocationMedium
Practice

Find any valid path between two graph locations using BFS and parent pointers.

dfsbfsAlgorithmsChargebee
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2
SQL & Data Manipulation8 questions + 1 drill · ~96 min
Remove Redundant ParenthesesMedium
Practice

Normalize expression strings by removing parentheses that directly enclose a single operand.

data cleaningData ManipulationDebuggingChargebee
SQL Query for Max Per DepartmentMedium
Practice

Retrieve each department's maximum employee salary using a join and aggregation.

aggregationJoinsGroup ByChargebee
SQL Duplicate RecordsEasy
Practice
Practice drill

Identify repeated UST QA test executions using a CTE, GROUP BY, HAVING, and a project join.

sqlUSTKpmg UsAllstate
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3
System Design12 questions · ~129 min
Invoice System With Auto-ScalingHard

Design Chargebee's invoice system with safe concurrency, idempotent processing, asynchronous workflows, and demand-aware autoscaling.

high-frequency requestscloud architecturedistributed systemsChargebee
Cloud Architecture End-to-EndHard

Design an end-to-end cloud ML architecture covering requirements, technology choices, deployment, testing, and operational safeguards.

cloud architectureModel ServingarchitectureChargebee
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4
Execution3 questions · ~32 min
Two Sum and SQL BasicsMedium

Assesses your problem-solving and your understanding of SQL and core Java/OOPs/DBMS concepts.

javasqlChargebee
REST Request LifecycleMedium

Tests end-to-end understanding of request flow across API and persistence layers.

Chargebee
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5
Behavioral & Leadership6 questions · ~65 min
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The finish line: interview-readyComplete all 50 questions plus 1 hands-on drill to finish this plan.