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Google Data Scientist Interview Questions and Answers

Updated 11 Dec 2024

Google Data Scientist Interview Experiences

6 interviews found

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Recruitment Consulltant and was interviewed in Oct 2024. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. How to ensure scalability
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Not Selected

I applied via LinkedIn and was interviewed in Aug 2024. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. Tell me about your project
  • Ans. 

    Developed a machine learning model to predict customer churn for a telecom company

    • Used Python and scikit-learn for data preprocessing and model building

    • Performed feature engineering to improve model performance

    • Evaluated model using metrics like accuracy, precision, and recall

    • Implemented the model in a production environment for real-time predictions

  • Answered by AI

Data Scientist Interview Questions Asked at Other Companies

Q1. for a data with 1000 samples and 700 dimensions, how would you fi ... read more
Q2. Special Sum of Array Problem Statement Given an array 'arr' conta ... read more
asked in Affine
Q3. you have a pandas dataframe with three columns, filled with state ... read more
Q4. Clone a Linked List with Random Pointers Given a linked list wher ... read more
asked in Coforge
Q5. coding question of finding index of 2 nos. having total equal to ... read more
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

45 mins.

questions based on basic string manipulation but not a straightforward task

Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Mostly related to Projects and JD

Interview Preparation Tips

Interview preparation tips for other job seekers - Bad

Google interview questions for designations

 Jr. Data Scientist

 (3)

 Senior Data Analyst

 (3)

 Data Science Engineer

 (1)

 Data Analyst Intern

 (1)

 Data Science Intern

 (1)

 Research Scientist

 (1)

 Quantitative Analyst

 (1)

 Data Analyst

 (12)

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

2 DSA Codes were there with python

Round 2 - HR 

(1 Question)

  • Q1. Explain your project

Interview Preparation Tips

Interview preparation tips for other job seekers - Please go through your projects
Interview experience
5
Excellent
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed before Sep 2022. There were 2 interview rounds.

Round 1 - Coding Test 

It was very stressful

Round 2 - One-on-one 

(2 Questions)

  • Q1. What will you do for the company in next 5 years
  • Ans. Continuing and developing skills and knoweldge in order to be able to take on more responsiblity within the company
  • Answered Anonymously
  • Q2. Why should we hire you ?
  • Ans. Because of my relevant skills and passion for this carrer
  • Answered Anonymously

Interview Preparation Tips

Interview preparation tips for other job seekers - just be confidence

Interview questions from similar companies

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via LinkedIn and was interviewed before Apr 2023. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. How does fbpropher forecasting model works and how is can be used to forecsst trafffic
  • Ans. 

    fbprophet is a forecasting model developed by Facebook that uses time series data to make predictions.

    • fbprophet is an open-source forecasting tool developed by Facebook's Core Data Science team.

    • It is based on an additive model where non-linear trends are fit with yearly, weekly, and daily seasonality, plus holiday effects.

    • fbprophet can be used to forecast traffic by providing historical data on traffic patterns and usi...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Thourough with maths of forecasting techniques and parameter tuning
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Not Selected

I applied via Approached by Company and was interviewed in Aug 2023. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. How can Logistic regression be applied for multiclasstext classification
  • Ans. 

    Logistic regression can be applied for multiclasstext classification by using one-vs-rest or softmax approach.

    • One-vs-rest approach: Train a binary logistic regression model for each class, treating it as the positive class and the rest as the negative class.

    • Softmax approach: Use the softmax function to transform the output of the logistic regression into probabilities for each class.

    • Evaluate the model using appropriate...

  • Answered by AI

Skills evaluated in this interview

I applied via Approached by Company and was interviewed in Sep 2022. There were 3 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 

(1 Question)

  • Q1. Basic DS question like how to handle missing features
Round 3 - One-on-one 

(1 Question)

  • Q1. Case study based questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Its very easy interview. Can easily crack if we have very basic knowledge in python, DS

I applied via Company Website and was interviewed before Apr 2021. There were 3 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 

(1 Question)

  • Q1. Why Microsoft? What products do you use?
Round 3 - Technical 

(1 Question)

  • Q1. Discussion on projects written in resume and related problems. Some stats

Interview Preparation Tips

Interview preparation tips for other job seekers - Be ready to defend your points written in resume.

Google Interview FAQs

How many rounds are there in Google Data Scientist interview?
Google interview process usually has 1-2 rounds. The most common rounds in the Google interview process are Coding Test, Technical and Resume Shortlist.
How to prepare for Google 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 Google. The most common topics and skills that interviewers at Google expect are Python, Data Analysis, SQL, MATLAB and Data Science.
What are the top questions asked in Google Data Scientist interview?

Some of the top questions asked at the Google Data Scientist interview -

  1. how to ensure scalabil...read more
  2. Mostly related to Projects and...read more

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Google Data Scientist Interview Process

based on 6 interviews

1 Interview rounds

  • Technical Round
View more
Google Data Scientist Salary
based on 299 salaries
₹32.5 L/yr - ₹60 L/yr
169% more than the average Data Scientist Salary in India
View more details

Google Data Scientist Reviews and Ratings

based on 8 reviews

4.8/5

Rating in categories

4.5

Skill development

4.3

Work-life balance

4.8

Salary

4.6

Job security

4.6

Company culture

4.6

Promotions

4.6

Work satisfaction

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