Top 22
Prep plan
Updated weekly · Last refresh Oct 17

Swiggy Backend Engineer Interview Questions

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

22questions
~4htotal time
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1
CodingStart here. 10 questions · ~95 min
Nth Root via Binary SearchMedium
Practice

Compute the real nth root of a nonnegative number using binary search with a required precision.

binary searchMathAlgorithmsSwiggy
Node.js Assignment and LLDMedium

Tests your ability to structure backend code in Node.js and reason about design tradeoffs.

node.jsSwiggy
Greedy Algorithm ProblemMedium

Evaluates your problem-solving approach and correctness reasoning for greedy strategies.

Swiggy
Islands in a GraphHard

Tests your ability to model and implement graph traversal for counting connected components.

Swiggy
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2
System Design11 questions · ~105 min
Coupon System LLDHard

Assesses your ability to model domain entities, APIs, and interactions for a coupon feature.

coupon systemSwiggy
Splitwise Transactions HLDHard

Evaluates your system design skills for transaction modeling and group balance calculations.

transactionsSwiggy
Project Walkthrough and LLDMedium

Assesses your ability to communicate technical work and justify design choices at the LLD level.

Swiggy
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3
More topics1 question · ~10 min
Daily Database ToolingEasy

Evaluates your hands-on experience with databases and day-to-day engineering habits.

daily operationsSwiggy
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
The finish line: interview-readyComplete all 22 questions plus 3 hands-on drills to finish this plan.