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razorpay Software Engineer Interview Questions

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

50questions
~9htotal time
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1
CodingStart here. 17 questions · ~182 min
Trapping Rain WaterEasy
Practice

Compute water trapped between elevation bars using an O(n) two-pointer scan with constant extra space.

StackArraysTwo Pointersrazorpay
Array DSA IntersectionEasy
Practice

Find unique event IDs present in two arrays, preserving first-array order with a hash set.

Array Manipulationrazorpay
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2
System Design17 questions · ~182 min
Concurrent ATM WithdrawalsHard
Recently asked

Tests concurrency control, idempotency, and correctness under race conditions.

system architecturedesign patternsconcurrencyrazorpay
Multi-Channel Notification ServiceMedium
Recently asked

Tests system design for reliable delivery, channel abstraction, and scalable event processing.

system architecturedesign patternsrazorpay
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3
SQL & Data Manipulation5 questions + 3 drills · ~84 min
In-Memory SQL DatabaseMedium

Evaluates requirement clarification and data structure choices for an in-memory SQL-like system.

schema designrazorpay
SQL Average Selling PriceMedium
Practice
Practice drill

Calculate weighted average selling prices by product using a date-range join, aggregation, and NULL handling.

leetcodesqlCostarCostar Group
Top Earners via Table JoinMedium
Practice
Practice drill

Rank Motorola Solutions employees by total earnings using a LEFT JOIN, aggregation, COALESCE, and ROW_NUMBER.

JoinssqlMotorola SolutionsMotorola
Weekly Service KPI by TeamMedium
Practice
Practice drill

Analyze weekly service delivery performance by team using joins, a CTE, date aggregation, and KPI calculations.

KPIJoinssqlDeloitteReputation
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4
Execution5 questions · ~54 min
Hackerearth Assessment StructureMedium

Evaluates your ability to follow requirements and implement within a structured timed assessment.

Codingrazorpay
React Re-render OptimizationMedium

Assesses performance debugging and React optimization reasoning.

ui performancerazorpay
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5
Behavioral & Leadership4 questions · ~43 min
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6
More topics2 questions · ~21 min
What Are CORS and How It WorksMedium

Tests understanding of browser security, request flows, and cross-origin policy behavior.

web securityrazorpay
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The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.