Databricks
Unified analytics platform built on Apache Spark for data engineering and ML.
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
•
hard
Write a SQL query to identify 'sessionization' of user clicks. A new session starts if there is a gap of more than 30 minutes between clicks for a given user.
#Window Functions
#Sessionization
#CTEs
#LAG/LEAD
Data Engineer
•
Coding
•
medium
Given a table of employee salaries and departments, write a SQL query to find the top 3 highest paid employees in each department without using the LIMIT clause.
#Window Functions
#Ranking
#Aggregations
Data Scientist
•
Coding
•
medium
Given a table of `job_runs` (job_id, workspace_id, start_time, end_time, status), write a SQL query to find the workspace with the highest rate of failed jobs in the last 7 days, considering only workspaces with at least 100 runs.
#SQL
#Aggregations
#CTEs
#Filtering
Data Scientist
•
Coding
•
hard
Given a table of `user_logins` (user_id, login_timestamp), write a SQL query to find the maximum number of consecutive days each user has logged into the Databricks platform.
#SQL
#Window Functions
#Gaps and Islands
Product Manager
•
Coding
•
easy
Write a SQL query to find the top 5 customers by compute usage (measured in DBUs) over the last 30 days, partitioned by workspace region.
#SQL
#Window Functions
#Data Analysis
#Billing
Difficulty Radar
Based on recent AI-sourced data.
Meet Your Interviewers
The "Standard" Interviewer
Senior EngineerFocuses on core competencies, system constraints, and clear communication.
SimulateUnwritten Rules
Think Out Loud
Always explain your thought process before writing code or drawing architecture.