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Bandhan Technologies Software Engineer Interview Questions

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

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1
Technical FundamentalsStart here. 1 question · ~8 min
Debugging Production IssuesHard

Evaluates a disciplined production-debugging process from incident detection through root-cause validation and prevention.

Debuggingtechnical fundamentalsRuntime PerformanceBBandhan Technologies
2
SQL & Data Manipulation1 question + 3 drills · ~38 min
Explain SQL Join TypesEasy

Explain INNER, LEFT, RIGHT, FULL OUTER, CROSS, and SELF JOINs with examples and when to use each.

JoinsData WranglingGroup ByBBandhan Technologies
Top Customers by Net SalesMedium
Practice
Practice drill

Compute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.

SubqueriesJoinsData WranglingGain DigitalTCSZest AI
Top Daily Rides by VehicleMedium
Practice
Practice drill

Rank the top 3 completed rides per vehicle per day using joins, a CTE, and ROW_NUMBER.

Window FunctionsJoinsData WranglingWaymoCruise
SQL Basics for Data AnalysisEasy
Practice
Practice drill

Demonstrate how SQL supports analysis by filtering records and summarizing positive measures by category.

JoinsData WranglingGroup ByEPAM SystemsWarner Bros.

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The finish line: interview-readyComplete all 2 questions plus 3 hands-on drills to finish this plan.