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Subex Senior Software Engineer Interview Questions and Answers

Updated 19 Jun 2022

Subex Senior Software Engineer Interview Experiences

2 interviews found

Round 1 - Technical 

(3 Questions)

  • Q1. Implement Linked list
  • Ans. 

    Linked list is a data structure where each node points to the next node.

    • Create a Node class with data and next pointer

    • Create a LinkedList class with head pointer

    • Implement methods to add, remove, search, and traverse the list

  • Answered by AI
  • Q2. Implement Hash Map with array and linked list.
  • Ans. 

    Implement Hash Map with array and linked list.

    • Create an array of linked lists

    • Hash function maps keys to array indices

    • Insert key-value pairs into linked lists

    • Handle collisions by chaining

    • Search for a key by hashing and traversing linked list

  • Answered by AI
  • Q3. How to create a immutable class in java
  • Ans. 

    To create an immutable class in Java, follow these steps:

    • Make the class final

    • Make all fields private and final

    • Do not provide any setter methods

    • Initialize all fields via constructor

    • If any field is mutable, return a clone of it instead of the original object

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident and explain your code property.

Skills evaluated in this interview

I applied via Campus Placement and was interviewed before Jun 2021. There were 5 interview rounds.

Round 1 - Aptitude Test 

It has aptitude and coding based questions.For coding you can choose any coding language

Round 2 - Group Discussion 

There will be a GD for 7-10 people on random topic

Round 3 - Technical 

(1 Question)

  • Q1. 1st TR,ask to write a code of your preference.Linux commands,SQL
Round 4 - Technical 

(1 Question)

  • Q1. 2nd TR ,ask about the projects you have done
Round 5 - HR 

(1 Question)

  • Q1. Basic HR round,where they will discuss about the company , job role etc

Interview Preparation Tips

Interview preparation tips for other job seekers - The above process is for freshers which is of 2 years back.there might be change in process.

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Interview questions from similar companies

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Approached by Company and was interviewed in Sep 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Problems related to Binary Search
  • Q2. Problem statement on BST

Interview Preparation Tips

Interview preparation tips for other job seekers - DSA basics
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed in Mar 2024. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Two Strings are anagram or not
  • Ans. 

    Check if two strings are anagrams by comparing the frequency of characters.

    • Create two arrays to store the frequency of characters for each string.

    • Compare the frequency arrays to check if they are anagrams.

    • Example: 'listen' and 'silent' are anagrams.

  • Answered by AI
  • Q2. Java and Spring boot questions
Round 2 - Technical 

(2 Questions)

  • Q1. System design basic HLD
  • Q2. Previous project architecture
  • Ans. 

    Previous project architecture involved microservices with Docker containers and Kubernetes for orchestration.

    • Utilized microservices architecture for scalability and flexibility

    • Deployed services in Docker containers for easy portability and consistency

    • Managed containerized applications with Kubernetes for automated scaling and orchestration

  • Answered by AI

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Questions related to DSA can't remember as its long.. All are leetcode medium
  • Q2. Resume based quesions
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

I was asked to implement lru cache which i did but still didn’t made to next round as apparently i didn’t complete the working code though in my opinion i did

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed in Jun 2023. 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 - Technical 

(1 Question)

  • Q1. Python, Django questions Easy to Medium level DSA Discussion on Project and previous work experience Some SQL queries
Round 3 - Technical 

(1 Question)

  • Q1. Some Python questions and discussion on work experience Some design question like how you will design backend for some project from scratch Some managerial questions Questions on git
Round 4 - HR 

(1 Question)

  • Q1. Some basic HR questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Coding Test 

Medium range 2 questions

Round 3 - Technical 

(1 Question)

  • Q1. Its design round question
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Mar 2023. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. Custom sort , and some polyfills
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Approached by Company and was interviewed in May 2024. There was 1 interview round.

Round 1 - Coding Test 

HackerRank Test - 2 Medium Questions
1. Given an Array Weights of Chocolates, Find Maximum amount of Chocolate that can be saved after "d" days, if you eat half the weight of one of the chocolates every day.
2. Find Closest String with equal number of vowels and consonants.

Interview Preparation Tips

Topics to prepare for CoinDCX Senior Software Engineer interview:
  • Data Structures
  • Algorithms

Subex Interview FAQs

How many rounds are there in Subex Senior Software Engineer interview?
Subex interview process usually has 3 rounds. The most common rounds in the Subex interview process are Technical, Aptitude Test and Group Discussion.
What are the top questions asked in Subex Senior Software Engineer interview?

Some of the top questions asked at the Subex Senior Software Engineer interview -

  1. How to create a immutable class in j...read more
  2. Implement Hash Map with array and linked li...read more
  3. Implement Linked l...read more

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Subex Senior Software Engineer Salary
based on 337 salaries
₹3.5 L/yr - ₹12.6 L/yr
53% less than the average Senior Software Engineer Salary in India
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Subex Senior Software Engineer Reviews and Ratings

based on 55 reviews

3.3/5

Rating in categories

3.0

Skill development

3.1

Work-life balance

2.5

Salary

3.1

Job security

3.3

Company culture

2.6

Promotions

2.7

Work satisfaction

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