Quince SDE-2 Backend Interiew Experience | Reject | Dec 2025
- Posted
- 11 Jan 2026
Summary
I interviewed for an SDE-2 Backend role at Quince in December 2025. The process involved an online assessment, followed by three technical rounds covering data structures, algorithms, and system design (LLD/HLD), and concluded with two behavioral/culture fit rounds. I received a rejection after the final round, despite positive feedback up to round 4.
How it went
Online test 4 questions 70 mins - solved all (2 easy 2 medium)
Round 1 (taken by sde2) Meeting Rooms 2 Find min in rotated sorted array
Round 2 (taken by sde3) Aggressive cows Target sum
Round 3 (taken by sde3) LLD of restaurant management system Entities, APIs, Schema, Design pattens, Concurrency handling, Implementation for book table and cancel booking functionalities
Round 4 (with Director) Resume related HLD of feature flag service Behavioural
Round 5 (with VP) Culture fit round Resume deep dive + behavioural
Total time for all interviews: ~15 days (Had interviews on weekends also) Got rejection mail after 1 week of final round Recruiter had informed feedback was positive until round 4. Didn't speak with recruiter after round 5.
Questions asked (6)
- 01
Meeting Rooms 2
Data Structures & Algorithms · Medium
Given an array of meeting time intervals
intervalswhereintervals[i] = [starti, endi], return the minimum number of conference rooms required. - 02
Find Minimum in Rotated Sorted Array
Data Structures & Algorithms · Medium
Given the sorted rotated array
numsof unique elements, return the minimum element of this array. - 03
Aggressive Cows
Data Structures & Algorithms · Medium
Given a list of stall positions and an integer
k, placekcows into the stalls such that the minimum distance between any two cows is as large as possible. - 04
Target Sum
Data Structures & Algorithms · Medium
You are given an integer array
numsand an integertarget. You want to build an expression out ofnumsby adding one of the symbols'+'or'-'before each integer innumsand then concatenate all the integers. Return the number of different expressions that you can build, which evaluates totarget. - 05
Low-Level Design (LLD) of a Restaurant Management System
System Design · Hard
Design the Low-Level System for a Restaurant Management System, covering entities, APIs, database schema, design patterns, concurrency handling, and specific functionalities like booking a table and canceling a booking.
- 06
High-Level Design (HLD) of a Feature Flag Service
System Design · Hard
Design a High-Level System for a Feature Flag Service.