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o9 Solutions Data Scientist Interview Questions and Answers

Updated 13 Jan 2022

o9 Solutions Data Scientist Interview Experiences

1 interview found

I applied via Naukri.com and was interviewed in Jul 2021. There were 3 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Pseudo codes on a given problem statement, few instances to solve with the minimal code followed with ML models it's basic formulation and Time Series forecasting also case studies mentioned in your resume...
  • Q2. Go through the case studies you have mentioned and have a clear understanding on the concepts.

Interview Preparation Tips

Interview preparation tips for other job seekers - It was an average interview with 4-5 rounds including 3 Technical and 2 HR

Data Scientist Jobs at o9 Solutions

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Interview questions from similar companies

Interview Preparation Tips

Round: technical interview
Experience: There were 3 rounds, All related to statistics and machine learning and whatever stuffs I had mentioned in my resume. HR round was not there. The partner of the firm just briefed me a bit about the company and asked me to relax without asking any questions in the third round.

Tips: Interview will be fun if you are thorough about your resume and it will be a cakewalk to you.

General Tips: Do's :
1. Prepare for Aptitude very seriously. Puzzles are important but aptitude is must.
2. Be thorough about everything you had specified in your resume
3. Be honest while creating your resume (It helps a lot)

Don'ts :
1. Don't get broken if you are not getting selected in Day 1 or 2 or so.
2. Don't over-prepare for case interviews, they are fairly simple.



Final Tips :
Be confident about yourself. Your attitude in the interview matters a lot. And don't lie even a bit in your resume. Many got selected with a poor resume than those with huge exaggerations.

College Name: IIT Kanpur

I applied via Campus Placement and was interviewed before Sep 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Nothing much technical

Interview Preparation Tips

Interview preparation tips for other job seekers - 1. Go in formals
2. Fluency in English is important (depends on interview panel)
3. Clarity on what your talking about
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Selected Selected

I applied via Company Website and was interviewed in Jul 2024. There were 5 interview rounds.

Round 1 - One-on-one 

(1 Question)

  • Q1. Basic ml related questions,past project discussion
Round 2 - One-on-one 

(1 Question)

  • Q1. AI, ML related, statistical analysis of the graph.
Round 3 - Behavioral 

(1 Question)

  • Q1. Work culture, check
Round 4 - cross functional lob 

(1 Question)

  • Q1. Work culture, project discussion, scenario based questions
Round 5 - HR 

(1 Question)

  • Q1. Basic HR questions, why sap salary discussions

I applied via Naukri.com and was interviewed in Jun 2022. There were 3 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Question were asked pertaining to Mathematics behind ML algorithm
Round 2 - Technical 

(1 Question)

  • Q1. Scenario based NLP Machine Learning Question
Round 3 - HR 

(1 Question)

  • Q1. Joining and salary Negotiations

Interview Preparation Tips

Interview preparation tips for other job seekers - Focus on have deep knowledge of any ML algorithm you know.

You need not know all of them. But whatever you know you need to know at depth.
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

It was good , basic projects and coding was asked

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Company Website and was interviewed in Nov 2024. There was 1 interview round.

Round 1 - Aptitude Test 

Its really easy if you know python well

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

I applied via Job Portal and was interviewed before Jul 2023. There was 1 interview round.

Round 1 - Aptitude Test 

Simple aptitude test with mcqs. No stress

Interview Preparation Tips

Topics to prepare for Deloitte Data Scientist interview:
  • machine learning
  • data science
Interview preparation tips for other job seekers - Apply and don't be afraid
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(3 Questions)

  • Q1. About Machine learning basics, activation functions linear regression, cnn, all basics..
  • Q2. About project questions, about sdlc basic 3 questions
  • Q3. About Why not used another model for training?

Interview Preparation Tips

Interview preparation tips for other job seekers - prepare Machine learning basics and project details well..

Interview Questionnaire 

1 Question

  • Q1. What PCA, Decision tree and computer vision
  • Ans. 

    PCA is a dimensionality reduction technique, decision tree is a classification algorithm, and computer vision is a field of study focused on enabling computers to interpret and understand visual information.

    • PCA is used to reduce the number of variables in a dataset while retaining the most important information.

    • Decision trees are used to classify data based on a set of rules and conditions.

    • Computer vision involves usin...

  • Answered by AI

Skills evaluated in this interview

o9 Solutions Interview FAQs

How to prepare for o9 Solutions Data Scientist interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at o9 Solutions. The most common topics and skills that interviewers at o9 Solutions expect are Python, Machine Learning, Arima, Data Science and Demand Planning.
What are the top questions asked in o9 Solutions Data Scientist interview?

Some of the top questions asked at the o9 Solutions Data Scientist interview -

  1. Pseudo codes on a given problem statement, few instances to solve with the mini...read more
  2. Go through the case studies you have mentioned and have a clear understanding o...read more

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o9 Solutions Data Scientist Salary
based on 38 salaries
₹11 L/yr - ₹21 L/yr
At par with the average Data Scientist Salary in India
View more details

o9 Solutions Data Scientist Reviews and Ratings

based on 5 reviews

2.5/5

Rating in categories

2.5

Skill development

2.5

Work-life balance

3.8

Salary

2.7

Job security

2.7

Company culture

2.3

Promotions

2.5

Work satisfaction

Explore 5 Reviews and Ratings
Data Scientist, Senior

Bangalore / Bengaluru

3-8 Yrs

Not Disclosed

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