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Jio Data Scientist Interview Questions and Answers
Jio Data Scientist Interview Experiences
5 interviews found
Anonymous
Numpy,pandas,data analysis
Selected
I applied via LinkedIn and was interviewed before Sep 2023. There were 3 interview rounds.
Coding on Computer vision, NLP and Recommendation system, any 1 could be picked and solved
(2 Questions)
- Q1. Integration and differentiation, Machine learning math behind it
- Q2. Linear regression assumptions, SVM model
(2 Questions)
- Q1. Expectation from the role and compensation
- Ans.
Expectations include utilizing data to drive insights and decisions, contributing to business growth, and competitive compensation.
Utilize data to drive insights and decisions
Contribute to business growth through data-driven strategies
Expect competitive compensation based on experience and skills
- Q2. Behavioral questions
Interview Preparation Tips
- Machine Learning
- Deep Learning
- Computer Vision
- NLP
- Python
(1 Question)
- Q1. Explain projects u had worked
What people are saying about Jio
I applied via Naukri.com and was interviewed in Jul 2022. There were 2 interview rounds.
(1 Question)
- Q1. Deep discussion about project did in last year. Basics of statistics like regression, hypothesis testing etc. Machine learning algorithms. Python programming basics.
Interview Preparation Tips
- Statistics
- Time Series
- Machine Learning
- Python
- Algorithms
Selected
I applied via Referral and was interviewed before Jan 2022. There were 4 interview rounds.
DSA question Easy to Medium level
(1 Question)
- Q1. The concept-based, problem statement and projects worked on.
(1 Question)
- Q1. Mostly scenario based questions and some advanced topics
Interview Preparation Tips
Interview questions from similar companies
I applied via Company Website and was interviewed in Oct 2024. There was 1 interview round.
(3 Questions)
- Q1. Difference between Data Warehouse, Data Lakes and Tables
- Ans.
Data Warehouse stores structured data for reporting and analysis, Data Lakes store raw and unstructured data, Tables are basic data structures.
Data Warehouse is used for storing structured data from various sources for reporting and analysis.
Data Lakes store raw and unstructured data in its native format for future processing and analysis.
Tables are basic data structures used to organize and store data in a structured ...
- Q2. Query difference betweeen Group by and Partition by
- Ans.
Group by is used to group rows that have the same values into summary rows, while Partition by is used to divide the result set into partitions to which the function is applied separately.
Group by is used with aggregate functions to group rows based on a column or set of columns.
Partition by is used with window functions to divide the result set into partitions.
Group by is used with SELECT statement, while Partition by...
- Q3. Machine Learning questions such as Regression, Trees etc
Interview Preparation Tips
- SQL
Skills evaluated in this interview
Selected
I applied via Naukri.com and was interviewed before Apr 2022. There were 6 interview rounds.
(1 Question)
- Q1. All technical questions related to profile
(1 Question)
- Q1. Data science questions
(1 Question)
- Q1. Current role and experience related
(2 Questions)
- Q1. Technical questions
- Q2. Data science questions by onshore team
(2 Questions)
- Q1. Salary joining date
- Q2. Expected salary joining date
Selected
I applied via Referral and was interviewed before Jan 2023. There were 3 interview rounds.
Python and SQL coding test along with basic data science questions
Python was on basic syntax. SQL was on medium difficulty
(1 Question)
- Q1. Correlation vs causation Central limit theorem Support Vector Machines Confusion matrix Basics of Deep Learning - activation function, optimizers and initialisation techniques Z score, P value Differenc...
(1 Question)
- Q1. Questions about my background My hobbies and interests
Interview Preparation Tips
They expect you to know broad areas even though it might be of shallow depth
Basic aptitude ques were asked
(2 Questions)
- Q1. Projects discussion
- Q2. Probability questions
(2 Questions)
- Q1. Why Ericsson and 5 year plan
- Q2. Your strength and weakness
rakesh kumar Sharma
(2 Questions)
- Q1. ML questions and deep learning
- Q2. Project in your cv
- 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
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Jio Data Scientist Interview Process
based on 5 interviews
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Jio Data Scientist Reviews and Ratings
based on 15 reviews
Rating in categories
|
Assistant Manager
5.4k
salaries
|  ₹1.2 L/yr - ₹10.4 L/yr |
|
Deputy Manager
3.4k
salaries
| ₹4.2 L/yr - ₹13.8 L/yr |
|
Manager
1.8k
salaries
| ₹5.8 L/yr - ₹22.5 L/yr |
|
Senior Executive
1.5k
salaries
| ₹1.7 L/yr - ₹8 L/yr |
|
Senior Manager
1.4k
salaries
| ₹10.3 L/yr - ₹30.5 L/yr |
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