Snowflake
Cloud data platform enabling data warehousing, data lakes, and data sharing.
4 Rounds
~21 Days
Hard
The Interview Loop
Recruiter Screen (30 min)
Standard fit check, behavioral questions, and resume overview.
Technical Loop (3-4 Rounds)
Deep dive into domain knowledge, coding, and system design.
Interview Question Bank
Data Engineer
•
Coding
•
medium
Write a Python function to merge overlapping time intervals for user sessions. Given an array of intervals where intervals[i] = [start_i, end_i], merge all overlapping intervals and return an array of the non-overlapping intervals that cover all the intervals in the input.
#Arrays
#Sorting
#Intervals
#Python
Data Engineer
•
Coding
•
hard
Given an array of daily stock prices, find the maximum profit you can achieve with at most two transactions. You may not engage in multiple transactions simultaneously (i.e., you must sell the stock before you buy again).
#Dynamic Programming
#Arrays
#State Machine
Data Engineer
•
Coding
•
medium
Implement a rate limiter in Python that allows a maximum of N requests per minute per user. The function should return True if the request is allowed, and False otherwise.
#Hash Maps
#Queues
#Concurrency
#System Design Basics
Difficulty Radar
Based on recent AI-sourced data.
Meet Your Interviewers
The "Standard" Interviewer
Senior EngineerFocuses on core competencies, system constraints, and clear communication.
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Think Out Loud
Always explain your thought process before writing code or drawing architecture.