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Subex Senior Analytics and Data Scientist Interview Questions and Answers

Updated 17 Jul 2022

Subex Senior Analytics and Data Scientist Interview Experiences

1 interview found

Senior Analytics and Data Scientist Interview Questions & Answers

user image

posted on 17 Jul 2022

I applied via Approached by Company and was interviewed before Jul 2021. There were 2 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 - One-on-one 

(2 Questions)

  • Q1. Difference between Bagging and Boosting ?
  • Ans. 

    Bagging and Boosting are ensemble learning techniques used to improve model performance.

    • Bagging involves training multiple models on different subsets of the data and averaging their predictions.

    • Boosting involves training models sequentially, with each model focusing on the errors of the previous model.

    • Bagging reduces variance and overfitting, while boosting reduces bias and underfitting.

    • Examples of bagging algorithms ...

    • Answered by AI
    Add your answer
  • Q2. Why do we need logistic regression when we can use linear regression ?
  • Ans. 

    Logistic regression is used when the dependent variable is categorical, while linear regression is used for continuous variables.

    • Logistic regression predicts the probability of an event occurring, while linear regression predicts the value of a dependent variable.

    • Logistic regression uses a sigmoid function to map the output to a probability value between 0 and 1.

    • Linear regression assumes a linear relationship between t...

    • Answered by AI
    Add your answer

Interview Preparation Tips

Topics to prepare for Subex Senior Analytics and Data Scientist interview:
  • Machine Learning
  • Statistics
Interview preparation tips for other job seekers - Be confident and calm while giving interviews. The questions will be mostly from statistics and ML.

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Interview questions from similar companies

Senior Software Engineer Interview Questions & Answers

Hughes Systique Corporation user image Anonymous

posted on 19 Oct 2021

I applied via Naukri.com and was interviewed before Oct 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. How will you sync your distributed systems
  • Ans. 

    I will use a combination of messaging systems, data replication, and versioning to ensure consistency and availability.

    • Use messaging systems like Kafka or RabbitMQ to ensure reliable communication between systems

    • Implement data replication to ensure that data is available on multiple nodes

    • Use versioning to ensure that all nodes are working with the same data

    • Implement conflict resolution strategies to handle conflicts th...

    • Answered by AI
    Add your answer

Interview Preparation Tips

Interview preparation tips for other job seekers - just be yourself, they will not ask you irrelevant questions, at least in my case.

Senior Software Engineer Interview Questions & Answers

Zeta user image Anonymous

posted on 6 Apr 2024

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

I appeared for an interview before Apr 2023.

Round 1 - Coding Test 

Ios round
questions asked involved questions from storages used in iOS
app life cycle
multiple app login with same creds autocomplete feature

Round 2 - Coding Test 

Basic problem solving round
2 medium
1 b/w medium and hard
question were asked :
tree BFS and Stair question
dynamic programming

Round 3 - System design 

(1 Question)

  • Q1. Design app like whatsapp.
    • Add your answer
Round 4 - One-on-one 

(1 Question)

  • Q1. Basic firment round with director.
    • Add your answer

Interview Preparation Tips

Topics to prepare for Zeta Senior Software Engineer interview:
  • IOS
  • UIKit
  • dynamic programming
  • tree BFS
  • System Design
Interview preparation tips for other job seekers - Candidate should be good in Logical questions and Problem solving. should have good hands on skills in UIKit.

Senior Software Engineer Interview Questions & Answers

Hughes Systique Corporation user image Anonymous

posted on 8 Feb 2024

Interview experience
1
Bad
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Feb 2023. There were 3 interview rounds.

Round 1 - Coding Test 

Coding for python developer round.

Round 2 - Technical 

(1 Question)

  • Q1. Python django and dsa
    • Add your answer
Round 3 - HR 

(1 Question)

  • Q1. Normal just salary negotiation and all.
    • Add your answer

Interview Preparation Tips

Interview preparation tips for other job seekers - Please take care of the role you apply for. They sometimes give you the interview for the python developer. Then make excuses that the role is fullfilled and if you can do testing for few months and once you accept that they disappear. And you will do testing only your profile changes and they rarely listen to you change request.

Senior Software Engineer Interview Questions & Answers

Hughes Systique Corporation user image Anonymous

posted on 16 Mar 2024

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
    • Add your answer

Senior Software Engineer Interview Questions & Answers

Zeta user image Anonymous

posted on 27 Jan 2023

Interview experience
1
Bad
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Approached by Company and was interviewed in Dec 2022. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Ds algo problem solving round. Question was based on graph
  • Ans. I had to explain the logic and code
    • Answered Anonymously
    Add your answer
  • Q2. I was asked only 1 question and i have to write code and explain the logic
    • Add your answer

Interview Preparation Tips

Interview preparation tips for other job seekers - The interview sounded least interested. I would not recommend applying here

Senior Software Engineer Interview Questions & Answers

Zeta user image Anonymous

posted on 16 Oct 2023

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
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 

Medium range 2 questions

Round 3 - Technical 

(1 Question)

  • Q1. Its design round question
    • Add your answer

Senior Software Engineer Interview Questions & Answers

Fractal Analytics user image Raj Sekhar

posted on 27 Mar 2025

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

I appeared for an interview before Mar 2024, where I was asked the following questions.

  • Q1. About angular, basic to advanced
    • Add your answer
  • Q2. About angular concepts. Also asked to write basic pseudo code
    • Add your answer

Senior Software Engineer Interview Questions & Answers

Fractal Analytics user image Anonymous

posted on 23 Jul 2023

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
    • Add your answer
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
    • Add your answer
Round 4 - HR 

(1 Question)

  • Q1. Some basic HR questions
    • Add your answer

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident

Senior Software Engineer Interview Questions & Answers

Deutsche Telekom Digital Labs user image kamelia Mirkamali

posted on 27 Sep 2024

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

Oop, database, spring boot, multithreading

More about working at Subex

Subex Interview FAQs

How many rounds are there in Subex Senior Analytics and Data Scientist interview?
Subex interview process usually has 2 rounds. The most common rounds in the Subex interview process are Resume Shortlist and One-on-one Round.
What are the top questions asked in Subex Senior Analytics and Data Scientist interview?

Some of the top questions asked at the Subex Senior Analytics and Data Scientist interview -

  1. Why do we need logistic regression when we can use linear regressio...read more
  2. Difference between Bagging and Boostin...read more

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