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Syfe SDE-2 Interview Questions and Answers

Updated 17 Jul 2024

Syfe SDE-2 Interview Experiences

1 interview found

SDE-2 Interview Questions & Answers

user image Anonymous

posted on 17 Jul 2024

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Jul 2023. There were 3 interview rounds.

Round 1 - Coding Test 

By interview Vector , 2 coding questions

Round 2 - One-on-one 

(1 Question)

  • Q1. LLD Stock exchange
Round 3 - One-on-one 

(1 Question)

  • Q1. HLD Zomato like

Interview questions from similar companies

I applied via Naukri.com and was interviewed before Nov 2020. There were 4 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. About yourself?
  • Ans. List of companies I worked with and experiences in various domains I had
  • Answered by Atul Byale
  • Q2. Tell me about architecture followed in your project
  • Ans. I told them what was entry point to microservices architecture project different layer what was direct API or you can say API gateway what all are there what all features of microservices are there what was the database getting interacting with houses services where configured how the services were communicating with each other what was the configuration server what was the Repo and
  • Answered by Atul Byale

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare for design interview with lld and hld
Tell me more about yourself focus on the Technologies you work on
Prepare from Core Java, right from hashcode and equals method to collecti ons and concurrency

SDE-2 Interview Questions & Answers

PayPal user image Anonymous

posted on 21 May 2022

I appeared for an interview before May 2021.

Round 1 - Video Call 

(1 Question)

Round duration - 50 minutes
Round difficulty - Easy

Problem-solving round in javascript.
Asked me questions of easy to medium level data structures and algorithm.

  • Q1. 

    Similar String Groups Problem Statement

    Two strings S1 and S2 are considered similar if either S1 equals S2 or we can swap two letters of S1 at different positions so that it equals S2.

    Input:

    The first...
  • Ans. 

    The problem involves determining the number of similar string groups in a given list of strings based on a specific criteria.

    • Iterate through each pair of strings in the list and check if they are similar based on the given criteria.

    • Use a hash set to keep track of visited strings to avoid counting duplicates in the same group.

    • Consider implementing a function to check if two strings are similar by allowing at most one sw...

  • Answered by AI
Round 2 - Video Call 

Round duration - 50 minutes
Round difficulty - Medium

Javascrip specific questions

Round 3 - HR 

Round duration - 50 minutes
Round difficulty - Easy

Focussed on behavioural aptitude

Interview Preparation Tips

Professional and academic backgroundI applied for the job as SDE - 2 in BangaloreEligibility criteriaNo criteriaPaypal interview preparation:Topics to prepare for the interview - JavaScript, ReactJS, Redux, DS, Algorithms.Time required to prepare for the interview - 3 monthsInterview preparation tips for other job seekers

Tip 1 : Prepare the concepts of JavaScript and react thoroughly
Tip 2 : Practice using projects
Tip 3 : Practice data structure and algorithms and practice there questions

Application resume tips for other job seekers

Tip 1 : Use keywords in technologies where you want to be shortlisted in
Tip 2 : Do not put false things in your resume

Final outcome of the interviewSelected

SDE-2 Interview Questions & Answers

PayPal user image Anonymous

posted on 17 May 2022

I appeared for an interview in May 2022.

Round 1 - Coding Test 

(1 Question)

Round duration - 90 minutes
Round difficulty - Easy

There will be 2 coding questions easy to medium based on DP and linkedlist.

  • Q1. 

    Count Ways To Reach The N-th Stair Problem Statement

    You are given a number of stairs, N. Starting at the 0th stair, you need to reach the Nth stair. Each time you can either climb one step or two steps. ...

  • Ans. 

    The problem involves finding the number of distinct ways to climb to the N-th stair by taking one or two steps at a time.

    • Use dynamic programming to solve this problem efficiently.

    • The number of ways to reach the N-th stair is the sum of the number of ways to reach the (N-1)th stair and the (N-2)th stair.

    • Handle large inputs by taking modulo 10^9+7 of the result.

    • Example: For N=3, there are 3 ways to climb to the third sta

  • Answered by AI
Round 2 - Face to Face 

(2 Questions)

Round duration - 60 minutes
Round difficulty - Easy

the questions will be be based on trees, linked list and stacks and queues, DP

  • Q1. 

    Left View of a Binary Tree

    Given a binary tree, your task is to print the left view of the tree. The left view of a binary tree contains the nodes visible when the tree is viewed from the left side.

    Inpu...

  • Ans. 

    The task is to print the left view of a binary tree, which contains the nodes visible when the tree is viewed from the left side.

    • Traverse the tree level by level and keep track of the leftmost node at each level

    • Use a queue for level order traversal and a map to store the leftmost nodes

    • Print the values of the leftmost nodes stored in the map as the left view of the tree

  • Answered by AI
  • Q2. 

    Next Greater Element Problem Statement

    You are given an array arr of length N. For each element in the array, find the next greater element (NGE) that appears to the right. If there is no such greater ele...

  • Ans. 

    The task is to find the next greater element for each element in an array to its right, if no greater element exists, return -1.

    • Use a stack to keep track of elements for which the next greater element is not found yet.

    • Iterate through the array from right to left and pop elements from the stack until a greater element is found.

    • Store the next greater element for each element in a separate array.

    • If the stack is empty afte...

  • Answered by AI
Round 3 - Face to Face 

(1 Question)

Round duration - 60 minutes
Round difficulty - Medium

(DSA, work experience and personal projects)

  • Q1. 

    Problem: Sort an Array of 0s, 1s, and 2s

    Given an array/list ARR consisting of integers where each element is either 0, 1, or 2, your task is to sort this array in increasing order.

    Input:

    The input sta...
  • Ans. 

    Sort an array of 0s, 1s, and 2s in increasing order.

    • Use a three-pointer approach to partition the array into sections of 0s, 1s, and 2s.

    • Iterate through the array and swap elements based on their values to achieve the sorting.

    • Time complexity should be O(N) where N is the number of elements in the array.

  • Answered by AI
Round 4 - Face to Face 

(1 Question)

Round duration - 60 minutes
Round difficulty - Medium

It started in the afternoon after the lunch.

  • Q1. You will be given certain conditions for which you need to design a system. Can you explain your approach to low-level system design?
  • Ans. 

    Approach to low-level system design involves understanding requirements, breaking down components, defining interfaces, and optimizing performance.

    • Understand the requirements and constraints of the system

    • Break down the system into smaller components/modules

    • Define clear interfaces between components for communication

    • Optimize performance by considering data structures, algorithms, and resource utilization

  • Answered by AI
Round 5 - HR 

(1 Question)

Round duration - 25 minutes
Round difficulty - Easy

Once all the rounds were cleared. I was told that i have 1 more round with manager.

  • Q1. How do you handle critical situations in a workplace?
  • Ans. 

    I remain calm, assess the situation, prioritize tasks, communicate effectively, and collaborate with team members to find a solution.

    • Remain calm and composed under pressure

    • Assess the situation to understand the root cause

    • Prioritize tasks based on urgency and impact

    • Communicate effectively with team members and stakeholders

    • Collaborate with team members to brainstorm and implement solutions

  • Answered by AI

Interview Preparation Tips

Professional and academic backgroundI completed Computer Science Engineering from Babu Banarasi Das University. I applied for the job as SDE - 2 in ChennaiEligibility criteria2 years of experience.Paypal interview preparation:Topics to prepare for the interview - Arrays, Hashmap, String, LinkedList, Stacks and queues, recursion, DP, Backtracking, graphTime required to prepare for the interview - 6 MonthsInterview preparation tips for other job seekers

Tip 1 : If you are good with any programming Language(Java and C++ preferred but again its your choice) start with DSA directly. Learn the basic Arrays, Linked List, Stacks, Queues, Trees, Hashing, Graphs, Dynamic programming, Heaps, searching and sorting. (PS:-Courses and resources i will not mention as there are many materials available just choose the one you like and start preparing!!)

Tip 2 : Once you feel OK start practising problems try to solve by yourself, if not take hints, and at the end you can check solution if still unsolved.

Tip 3 : Try to connect with people on linkedin. Try to know the techstacks and try to get referrals. Keep on applying once feel ready 80% because you are never 100% ready for anything.

Application resume tips for other job seekers

Tip 1 : Keep your resume updated with all the tech stacks you worked on, your projects, your latest experience.
Tip 2 : The resume need to be short and crisp. it takes only a min. For HR to read your resume. and align it with job requirement.

Final outcome of the interviewSelected

Skills evaluated in this interview

SDE-2 Interview Questions & Answers

PayPal user image Anonymous

posted on 25 May 2022

I appeared for an interview in May 2022.

Round 1 - Coding Test 

(2 Questions)

Round duration - 75 minutes
Round difficulty - Medium

There were 2 coding questions. One was easy to medium difficult and other was of medium difficulty.

  • Q1. 

    Sum Queries in a Sorted Array

    Given two arrays arr and queries, your task is to determine the sum of all elements in arr that are less than or equal to each element in queries. The array arr is provided i...

  • Ans. 

    Find sum of elements in a sorted array less than or equal to each element in queries.

    • Iterate through queries and for each query, find the sum of elements in arr less than or equal to the query element.

    • Use binary search to efficiently find the index of the last element less than or equal to the query element.

    • Keep track of cumulative sum while iterating through arr to avoid recalculating sums.

    • Return the list of sums for

  • Answered by AI
  • Q2. 

    Find K Closest Elements

    Given a sorted array 'A' of length 'N', and two integers 'K' and 'X', your task is to find 'K' integers from the array closest to 'X'. If two integers are at the same distance, pre...

  • Ans. 

    Given a sorted array, find K integers closest to X, preferring smaller ones in case of same distance.

    • Use binary search to find the closest element to X in the array.

    • Maintain two pointers to expand around the closest element to find K closest elements.

    • Compare distances and values to select the K closest elements, preferring smaller ones if distances are equal.

  • Answered by AI
Round 2 - Video Call 

(2 Questions)

Round duration - 60 Minutes
Round difficulty - Easy

  • Q1. 

    Reverse Only Letters Problem Statement

    You are given a string S. The task is to reverse the letters of the string while keeping non-alphabet characters in their original position.

    Example:

    Input:
    S = "...
  • Ans. 

    Reverse the letters of a string while keeping non-alphabet characters in their original position.

    • Iterate through the string and store the non-alphabet characters in their original positions.

    • Reverse the letters of the string using two pointers approach.

    • Combine the reversed letters with the non-alphabet characters to get the final reversed string.

  • Answered by AI
  • Q2. 

    Find The Sum Of The Left Leaves Problem Statement

    Given a binary tree with ‘root’, your task is to find and return the sum of all the left leaf nodes.

    Example:

    Input:
    1 2 3 4 -1 5 6 -1 7 -1 -1 -1 -1 -1...
  • Ans. 

    Find and return the sum of all the left leaf nodes in a binary tree.

    • Traverse the binary tree using depth-first search (DFS)

    • Check if a node is a leaf node and a left child

    • Sum up the values of all left leaf nodes

  • Answered by AI
Round 3 - Video Call 

Round duration - 60 Minutes
Round difficulty - Easy

Questions related to Java, OOPs, SQL etc. 

Round 4 - HR 

Round duration - 60 Minutes
Round difficulty - Easy

It was an HR round.Questions related to resume, Low level design, work experience, behavioural etc. This round stretched more than scheduled time so another round was scheduled which was again a DSA based technical round.

Round 5 - Video Call 

(3 Questions)

Round duration - 60 Minutes
Round difficulty - Medium

This round had 3 problems. easy, medium and hard.

  • Q1. 

    Median of Two Sorted Arrays

    Given two sorted arrays A and B of sizes N and M, find the median of the merged array formed by combining arrays A and B. If the total number of elements, N + M, is even, the m...

  • Ans. 

    Find the median of two sorted arrays by merging them and calculating the median of the combined array.

    • Merge the two sorted arrays into one sorted array.

    • Calculate the median of the combined array based on the total number of elements.

    • Return the median as the result.

  • Answered by AI
  • Q2. 

    Palindrome Checker Problem Statement

    Given an alphabetical string S, determine whether it is a palindrome or not. A palindrome is a string that reads the same backward as forward.

    Input:

    The first line ...
  • Ans. 

    Check if a given string is a palindrome or not.

    • Iterate through the string from both ends and compare characters.

    • If all characters match, return 1 indicating a palindrome.

    • If any characters don't match, return 0 indicating not a palindrome.

  • Answered by AI
  • Q3. 

    Minimum Character Deletion Problem Statement

    You have been provided a string STR. Your task is to find and return the minimum number of characters that need to be deleted from STR so that each character's...

  • Ans. 

    Find the minimum number of character deletions needed to make each character's frequency unique in a given string.

    • Iterate through the string and count the frequency of each character.

    • Identify characters with the same frequency and calculate the minimum deletions needed to make them unique.

    • Return the total minimum deletions for each test case.

  • Answered by AI

Interview Preparation Tips

Professional and academic backgroundI completed Mechanical Engineering from King Khalid University. I applied for the job as SDE - 2 in BengaluruEligibility criteriaNo CirteriaPaypal interview preparation:Topics to prepare for the interview - Data Structures, Algorithms, Operating System, DBMS, Computer Network, OOPS, System Design (HLD/LLD)Time required to prepare for the interview - 6 monthsInterview preparation tips for other job seekers

Tip 1 : Practice Daily. Consistency is the key
Tip 2 : Try to do at least 5 questions daily (LC, gfg, etc any platform u are comfortable with)
Tip 3 : Have some projects on resume related to the tech stack you want to work with.

Application resume tips for other job seekers

Tip 1 : Have some projects on resume.
Tip 2 : Be prepared with in depth questions on whatever is written on resume

Final outcome of the interviewSelected

Skills evaluated in this interview

SDE-2 Interview Questions & Answers

PayPal user image Anonymous

posted on 4 Aug 2024

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Aug 2023. There were 4 interview rounds.

Round 1 - Coding Test 

Had questions on graph

Round 2 - Technical 

(1 Question)

  • Q1. Binary Search leftmost rightmost
Round 3 - Technical 

(1 Question)

  • Q1. Monotonic stack question
Round 4 - Technical 

(1 Question)

  • Q1. System design round, discussed subscriber publisher design pattern
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Hirist and was interviewed in Feb 2023. There were 6 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Assignment 

Create separate modules and communicate between them

Round 3 - Technical 

(2 Questions)

  • Q1. Basic android questions and assignment-related questions
  • Q2. MVVM, Room DB, Coroutines
Round 4 - Technical 

(2 Questions)

  • Q1. Advanced android questions
  • Q2. Viewmodel Working, Work Manager, Versioning, Storage, Networking
Round 5 - One-on-one 

(1 Question)

  • Q1. Managerial questions
Round 6 - HR 

(2 Questions)

  • Q1. HR interview questions
  • Q2. General HR questions

Interview Preparation Tips

Interview preparation tips for other job seekers - They don't ask DSA so focus on core android and you are good-to-go

SDE-2 Interview Questions & Answers

Rupeek user image Anonymous

posted on 7 Nov 2022

I applied via LinkedIn and was interviewed before Nov 2021. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Coding Test 

Dsa - medium leetcode will suffice

Round 3 - Coding Test 

Dosa - medium leetcode will suffice

Round 4 - Technical 

(3 Questions)

  • Q1. Db design questions - Swiggy like system design?
  • Q2. Past experience on projects
  • Q3. Answered suitably about past projects/ GitHub projects

Interview Preparation Tips

Interview preparation tips for other job seekers - leetcode medium + popular design problems will do the trick

I applied via Naukri.com and was interviewed in Apr 2022. There were 2 interview rounds.

Round 1 - Coding Test 

Assignment was given which was to be completed in a weeks time.

Round 2 - HR 

(2 Questions)

  • Q1. Expected CTC and other basic details
  • Q2. Willing to relocate to the company location

Interview Preparation Tips

Interview preparation tips for other job seekers - Stick to the basics and prepare according to JD, ask if you have any doubts during interview.

I applied via Referral and was interviewed in Sep 2020. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. How can you deel with merchens(costumer) ?

Interview Preparation Tips

Interview preparation tips for other job seekers - First I explain prodect benefits and convenc to buy prodect.

Syfe Interview FAQs

How many rounds are there in Syfe SDE-2 interview?
Syfe interview process usually has 3 rounds. The most common rounds in the Syfe interview process are One-on-one Round and Coding Test.
What are the top questions asked in Syfe SDE-2 interview?

Some of the top questions asked at the Syfe SDE-2 interview -

  1. LLD Stock excha...read more
  2. HLD Zomato l...read more

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Syfe SDE-2 Interview Process

based on 1 interview

Interview experience

5
  
Excellent
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Syfe SDE-2 Salary
based on 4 salaries
₹20 L/yr - ₹30 L/yr
21% less than the average SDE-2 Salary in India
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