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Spinny Backend Developer Interview Questions and Answers
Spinny Backend Developer Interview Experiences
4 interviews found
Anonymous
I appeared for an interview in Sep 2024.
Medium-level LeetCode problems.
(1 Question)
- Q1. Two problems of medium difficulty were asked from Leetcode.
I applied via Company Website and was interviewed in Jun 2022. There were 4 interview rounds.
HackerRank Test
1 hour test
Leetcode easy - medium questions
(1 Question)
- Q1. Q1 - Leetcode : 1577. Number of ways where the square of numbers is equal to the product of 2 numbers Q2- Leetcode medium-level question based on arrays
- Ans.
Backend Developer interview question on Leetcode problems related to arrays and number manipulation.
Q1: Find number of ways where the square of numbers is equal to the product of 2 numbers
Q2: Solve a medium-level Leetcode problem based on arrays
Use appropriate data structures and algorithms to optimize solutions
Practice problem-solving skills regularly to improve efficiency
(1 Question)
- Q1. Design Inventory management system
- Ans.
An inventory management system is designed to track and manage inventory levels, orders, sales, and deliveries.
Identify inventory items and categorize them
Track inventory levels and set reorder points
Manage orders and sales
Monitor deliveries and returns
Integrate with accounting and ERP systems
(1 Question)
- Q1. Questions about last project and resume based
Interview Preparation Tips
- low level design
- DSA
- REST API
- Java
Skills evaluated in this interview
I applied via Instahyre and was interviewed in Feb 2022. There were 2 interview rounds.
Coding Round on HackerEarth, 3 coding questions, Duration - 75 mins
(2 Questions)
- Q1. Question on Resume, about projects and frameworks
- Q2. Number of SubArrays with odd sum
- Ans.
Count the number of subarrays in an array with odd sum.
Loop through the array and calculate the prefix sum at each index.
For each prefix sum, count the number of previous prefix sums that have the same parity.
Add the count to the total number of subarrays with odd sum.
Return the total count.
Interview Preparation Tips
- DSA
Skills evaluated in this interview
What people are saying about Spinny
I applied via Approached by Company and was interviewed in Aug 2021. There were 4 interview rounds.
(1 Question)
- Q1. 1 LC Med - Unique Binary Search Tree 2 1 LC Easy - Trapping rainwater problem
(1 Question)
- Q1. This round was tough. Agenda of this round - LLD + SQL
(1 Question)
- Q1. CTO Round - This was a cultural fitment round. I was asked about my prev experience.
Interview Preparation Tips
Spinny interview questions for designations
Interview questions from similar companies
Kajal T
(1 Question)
- Q1. DSA Medium difficulty question Schema Design Low level design Amazon reviews page
Selected
I applied via Campus Placement and was interviewed before Apr 2023. There was 1 interview round.
It was on-campus placement interview.
Two rounds of interview were there and both were of DSA (DP and sorting algo).
Interview Preparation Tips
- DSA
I applied via Campus Placement and was interviewed in Oct 2024. There were 3 interview rounds.
Online coding test on hacker rank
(1 Question)
- Q1. Normal DSA question related to array & strings
(1 Question)
- Q1. Medium Level DSA questions form Linked list & Aarrays
I applied via Company Website and was interviewed in Aug 2021. There was 1 interview round.
Interview Questionnaire
2 Questions
- Q1. In INTERVIEW they gave me a coding question to code it and explain its abest appproach and how it is efficient in terms of time complexity and space complexity
- Q2. Some basic questions on mongoDB and nodeJS
Interview Preparation Tips
I applied via Company Website and was interviewed in Jan 2024. There was 1 interview round.
Given two soted arrays merge them from a single sorted array with all items in non-decreassing order
I applied via Campus Placement and was interviewed in Mar 2024. There were 2 interview rounds.
3 Leetcode style questions , 2 medium , 1 hard .
(1 Question)
- Q1. Design a cab booking system using oops
- Ans.
A cab booking system designed using OOP principles
Create classes for Cab, Customer, Driver, and Booking
Use inheritance and polymorphism to handle different types of cabs and bookings
Implement methods for booking a cab, assigning a driver, and calculating fare
Use encapsulation to protect data and ensure data integrity
Skills evaluated in this interview
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Spinny Backend Developer Interview Process
based on 1 interview
1 Interview rounds
- Coding Test Round
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based on 3 reviews
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