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Chubb Senior Data Scientist Interview Questions and Answers
Chubb Senior Data Scientist Interview Experiences
2 interviews found
Anonymous
Selected
I appeared for an interview in Apr 2025, where I was asked the following questions.
- Q1. Related to your CV, some regular coding questions
- Ans.
The question focuses on coding skills relevant to data science tasks.
Understand data structures: Use arrays, lists, and dictionaries effectively.
Practice algorithms: Implement sorting algorithms like quicksort or mergesort.
Data manipulation: Use libraries like Pandas for data cleaning and transformation.
Model evaluation: Write functions to calculate metrics like accuracy, precision, and recall.
- Q2. Questions around CV, classical ML and AI application deployment
Selected
I appeared for an interview in Oct 2024, where I was asked the following questions.
- Q1. Leet code medium
- Q2. In depth questions on nlp, deep learning and gen ai
Top trending discussions
Interview questions from similar companies
Selected
(2 Questions)
- Q1. LSTM RNN and simple RNN difference
- Ans.
LSTM RNN is a type of RNN that can learn long-term dependencies, while simple RNN struggles with vanishing/exploding gradients.
LSTM RNN has more complex architecture with memory cells, input, forget, and output gates.
Simple RNN has a single tanh activation function and suffers from vanishing/exploding gradients.
LSTM RNN is better at capturing long-term dependencies in sequences.
Simple RNN is simpler but struggles with ...
- Q2. What is lasso regression
(1 Question)
- Q1. How to fine tune a llm model
- Ans.
Fine tuning a LLM model involves adjusting hyperparameters to improve performance.
Perform grid search or random search to find optimal hyperparameters
Use cross-validation to evaluate different hyperparameter combinations
Regularize the model to prevent overfitting
Adjust learning rate and batch size for better convergence
Consider using techniques like early stopping to prevent overfitting
(1 Question)
- Q1. Normal discussion
(1 Question)
- Q1. Salary negotiation
Skills evaluated in this interview
I applied via Approached by Company and was interviewed in Nov 2023. There were 2 interview rounds.
(1 Question)
- Q1. Self introduction
(2 Questions)
- Q1. Job role in current organization.
- Q2. What do you know about DB DC
- Ans.
DB DC stands for Defined Benefit Defined Contribution, which are types of retirement plans.
DB DC plans are types of retirement plans offered by employers.
Defined Benefit (DB) plans provide a specific benefit upon retirement based on a formula, such as years of service and salary.
Defined Contribution (DC) plans involve contributions from both the employee and employer, with the final benefit depending on the investment ...
Interview Preparation Tips
JEFFIN JOHN
Selected
I appeared for an interview before Jun 2024, where I was asked the following questions.
- Q1. What is team work
- Q2. Employee retention rate
I appeared for an interview in Aug 2024.
(1 Question)
- Q1. What is your Age
Chubb HR Interview Questions
(1 Question)
- Q1. What is unit testing?
I appeared for an interview in Jun 2025, where I was asked the following questions.
- Q1. About yourself & past experiences
- Q2. Statistics and all Models of Data science
- Q3. About project in depth, need a structured explaination.
- Ans.
Developed a predictive model for customer churn using machine learning techniques to enhance retention strategies.
Data Collection: Gathered data from customer interactions, transactions, and feedback.
Data Preprocessing: Cleaned and transformed data, handling missing values and outliers.
Feature Engineering: Created new features like customer tenure and engagement scores to improve model accuracy.
Model Selection: Compare...
I applied via Naukri.com and was interviewed in Aug 2024. There was 1 interview round.
(2 Questions)
- Q1. Whats is supervised learning
- Q2. What is unsupervised learning
Interview Preparation Tips
Skills evaluated in this interview
Aloor Aparna
- Q1. Basics of isolations from biological samples Basic knowledge of cell culture and microbiology
- Q2. Microbiology basic techniques
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Overall Interview Experience Rating
based on 2 interview experiences
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Chubb Senior Data Scientist Reviews and Ratings
based on 3 reviews
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