Spotify Data Scientist Interview Questions and Answers

Leetcode hard level coding with 4-5 questions

Q1. Machine Learning algorithms, Statistics, NLP
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Q1. 1. First question was, from my project asked me that explain one project.
Ans. I have done three project, out of this three project one project was movie recommendation syatem. That i was explained. Then some counter question from project like how did you convert text to numerical, which technique you used here. I able to give all questions answer from project.
Answered by adventurouseggnog
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Q2. 2. After they asked me, what is your subject preference?
Ans. My subject preference was NLP, Deep Learning, ML. Afrer that asked some question from NLP like what is term document matrix, tf-idf, word embedding, Gradient descent, why we have to change learning rate after every epoch, how lr change, precision recall.
Answered by adventurouseggnog
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Q3. 3. My one projcet was sentimental analysis that was by LSTM model. So, next question was explain how LSTM model work and architecture .
Ans. Then I was explained workin flow of LST model and architecture. Then asked me did you know bidireectional LSTM. I said yes, then explained.
Answered by adventurouseggnog
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Q4. 4. One question was from sql. what is the condition for primary key? last question one case business case study. this is all about my interview. My interview was 50 min and selected for HR round.
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Q1. Phone call round, just asked me are you interested to come here.
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SQL coding. Needed to solve 7 questions in 30 mins. The questions at the beginning were easier, and then they became really intense at the end. The last question involved created 4 CTEs and then joining them to derive the answer.

Q1. Find 3rd transaction of user from uber cab dataset
Ans. 
To find the 3rd transaction of a user from the Uber cab dataset.
• Identify the user's transactions in the dataset

• Sort the transactions by date/time

• Select the 3rd transaction of the user
Answered by AI
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Q2. Find last quarter ordered product from logistics dataset
Ans. 
To find the last quarter ordered product from logistics dataset.
• Identify the date range for the last quarter

• Filter the dataset for orders within that date range

• Identify the product ordered in the last quarter
Answered by AI
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Basic knowledge of the candidates

Program out put and input question

Giveing a situation and ask for the results

Q1. Kubernetes and Docker
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