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 Scientist
•
Coding
•
medium
Write a SQL query to find the top 3 sales representatives in each region based on the total value of 'Closed-Won' opportunities in the last quarter.
#Window Functions
#CTEs
#Aggregation
Data Scientist
•
Coding
•
hard
Given a table of SaaS subscription data (account_id, start_date, end_date, mrr), write a SQL query to calculate the month-over-month churn rate.
#Time Series
#Self Joins
#Cohort Analysis
Data Scientist
•
Coding
•
medium
Write a SQL query to calculate the rolling 7-day average of API calls made by each tenant in a multi-tenant database.
#Window Functions
#Moving Averages
#Multi-tenancy
Data Scientist
•
Coding
•
easy
Write a SQL query to find accounts that have not logged into the platform for 30 days but have an active renewal coming up in the next 60 days.
#Filtering
#Date Math
#Joins
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.