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Junior Data Scientist Interview Preparation Guide - FAANG Standards

Data Scientist
Junior
6 rounds
Updated 11/23/2025

This guide is based on general FAANG interview practices and may not reflect specific company procedures.

FAANG companies conduct a rigorous 6-round interview process for Junior Data Scientists, combining technical assessments in programming and statistics, machine learning fundamentals, real-world case studies, and behavioral evaluations. Each round builds progressively in difficulty, assessing both depth of knowledge and problem-solving approach.

Interview Rounds

1

Recruiter Screening

2

Technical Phone Screen - Python & Data Structures Fundamentals

3

Data Analysis & SQL Technical Round

4

Statistics, Probability & Machine Learning Fundamentals Round

5

End-to-End Machine Learning Case Study Round

6

Behavioral & Culture Fit Round

Additional Information

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