Swiggy SDE1 Interview Guide
Evidence-backed preparation playbook for Swiggy SDE1 interviews. 3 reported questions, top topics, difficulty breakdown, and a free assessment.
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Top Questions — Ranked by Community Votes
These 3 questions appeared most in Swiggy SDE1 reports. Master these first.
Given a list of delivery time windows for N restaurants, find the maximum number of restaurants whose windows overlap at any point in time. Explain the sweep-line approach, time complexity, and how this maps to capacity planning for Swiggy's logistics team.
Implement a rate limiter for Swiggy's API gateway using the token bucket algorithm. Handle 1000 requests/second per user. Code the solution and explain how you'd deploy it across multiple API servers with Redis.
Given delivery time estimates for N restaurants, find the restaurant with the minimum average delivery time across all its orders. Handle ties and explain your data structure choices.