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Zania Senior Data Scientist Interview Questions and Answers

Updated 24 Jul 2024

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Senior Data Scientist Interview Questions

user image Anonymous

posted on 24 Jul 2024

Interview experience
3
Average
Difficulty level
Easy
Duration
Less than 2 weeks
Result
No response

I applied via AngelList and was interviewed in Jun 2024.

2 Interview Rounds

1

HR Round (3 Questions)

  • Q1. Tell me about yourself, explain some projects from your resume.
  • Q2. What is Retrival Augmentated Generation?
  • Q3. What projects have you worked on where you built an AI agent?
2

Assignment Round

Create an AI agent which takes in a company document as input and answers questions based on that document.

Interview Preparation Tips

Topics to prepare for Zania Senior Data Scientist interview:
  • Generative AI
  • LLMs
  • Text to speech
Interview preparation tips for other job seekers - In the assignment make sure you use the best technique available at that time, i brute force the assignment and didnt get a response.

Skills evaluated in this interview

Interview questions from similar companies

Interview experience
3
Average
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
Not Selected

I applied via Approached by Company and was interviewed in Sep 2024.

1 Interview Round

1

Technical Round (2 Questions)

  • Q1. Gave one easy question and asked what will be the output
  • Q2. Leetcode 2 sum question

Interview Preparation Tips

Interview preparation tips for other job seekers - I was pretty much sure that I would pass L1 round and hoping for L2 round. I was interviewing for Generative AI Engineer. It was full 1 hr. The interviewer was less experienced than me. He asked me about my current work and focused more on previous work. I gave 80% correct answers and still did not make it. Don't know what they were expecting from me. Then I thought, maybe they are just taking the interview for the name sake. Sometimes, rejections are baseless.
Interview experience
1
Bad
Difficulty level
Moderate
Duration
-
Result
Not Selected

I applied via LinkedIn and was interviewed in Jul 2024.

1 Interview Round

1

Technical Round (7 Questions)

  • Q1. Difference between attention and self attention
  • Q2. Project related questions
  • Q3. Feature engineering
  • Q4. Handling null values
  • Q5. Handling imbalanced training data
  • Q6. Overfitting optimize
  • Q7. What is text embeddings

Interview Preparation Tips

Interview preparation tips for other job seekers - The interviewer wanted bookish answers and was kinda rude for no reason and wasn't interested in listening

Skills evaluated in this interview

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

I applied via Company Website and was interviewed in Jun 2024.

3 Interview Rounds

1

Technical Round (4 Questions)

  • Q1. Question From Regression, classification and clustering Algorithm.
  • Q2. Bagging and boosting
  • Q3. How to handel less dataset for regression problems
  • Q4. Python Coding and some scenario based ML question.
2

One-on-one Round (2 Questions)

  • Q1. Question from My project and mentioned skills in resume
  • Q2. How will you lead team and what your ways.
3

HR Round (1 Question)

  • Q1. Salary and Notice period

Interview Preparation Tips

Interview preparation tips for other job seekers - Be crips in your resume and have good confidence to express yourself.

Skills evaluated in this interview

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

I applied via Recruitment Consulltant and was interviewed in Jul 2024.

3 Interview Rounds

1

Technical Round (1 Question)

  • Q1. Deep questions about Machine learning, Deep learning, Generative AI, the working of transformers etc.
2

Technical Round (1 Question)

  • Q1. Deep questions about Machine learning and deep learning with projects done. This was a client round.
3

HR Round (1 Question)

  • Q1. Salary discussion, project discussion, why change? Why Wipro
Interview experience
1
Bad
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
Not Selected

I applied via Approached by Company and was interviewed in Mar 2024.

5 Interview Rounds

1

Technical Round (1 Question)

  • Q1. MLOps vs DevOps
2

Technical Round (1 Question)

  • Q1. Docker Containers
3

Technical Round (1 Question)

  • Q1. ML Deployment, Docker Containers
4

HR Round (1 Question)

  • Q1. Compensation, Fixed Salary
5

Technical Round (1 Question)

  • Q1. Coding in Python using explode

Interview Preparation Tips

Interview preparation tips for other job seekers - Never believe Deloitte Company. HR would give promises after finishing the HR round which is the last round in most of the companies. Later, they scheduled another round immediately without informing prior and informed that you got rejected after that round.
The candidate gave a counteroffer letter to HR and HR was fully aware of the joining date in that company. But still, HR made a promise on the phone she would give the offer letter a day or two days after the final round ie, HR. The next day HR called me to go through another round with the director and later said you got rejected. The candidate rejected the counteroffer letter and listened to the words of Deloitte HR's promise. So never believe these HR representatives of Deloitte, they will make you go jobless. Very PATHETIC experience. BEWARE OF SUCH FRAUDSTERS.

Skills evaluated in this interview

Interview experience
3
Average
Difficulty level
-
Duration
-
Result
-

2 Interview Rounds

1

Coding Test Round

Will be two questions to solve

2

Technical Round (2 Questions)

  • Q1. Details about ML,DL
  • Q2. Detials about Projects
Interview experience
3
Average
Difficulty level
-
Duration
-
Result
-

1 Interview Round

1

One-on-one Round (1 Question)

  • Q1. Basics of Machine Learning, Gradient Descent, Trade-off, etc.
Interview experience
5
Excellent
Difficulty level
Easy
Duration
Less than 2 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed before Aug 2023.

4 Interview Rounds

1

Aptitude Test Round

It was based on logical reasoning and verbal along with speech recognition

2

Coding Test Round

Python based basic questions like sort find maximum

3

Technical Round (1 Question)

  • Q1. They asked all the questions based on my projects.
4

HR Round (1 Question)

  • Q1. Simple he procedure
Interview experience
5
Excellent
Difficulty level
Moderate
Duration
4-6 weeks
Result
Selected Selected

I applied via Company Website and was interviewed before May 2023.

2 Interview Rounds

1

Coding Test Round

Sql and basic ML , statistics questions

2

One-on-one Round (1 Question)

  • Q1. 4 one on one rounds with case studies and ML questions

Zania Interview FAQs

How many rounds are there in Zania Senior Data Scientist interview?
Zania interview process usually has 2 rounds. The most common rounds in the Zania interview process are HR and Assignment.

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