Professional networking platform with rich data and ML-driven recommendations.
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 Scientist
•
Coding
•
medium
Write a SQL query to find the top 3 most requested skills for Data Science job postings in the last 30 days.
#Window Functions
#Aggregations
#Date Functions
Data Scientist
•
Coding
•
medium
Given a 'connection_requests' table, write a query to calculate the daily connection acceptance rate.
#Ratio Calculations
#Group By
#Case Statements
Data Scientist
•
Coding
•
medium
Write a SQL query to find the percentage of users who sent a LinkedIn message but did not receive a reply within 24 hours.
#Self Joins
#Time Intervals
#Left Joins
Data Scientist
•
Coding
•
medium
Given a table of job applications, write a SQL query to compute the 7-day rolling average of applications per job category.
#Window Functions
#Rolling Averages
#Time Series
Data Scientist
•
Coding
•
hard
Write a SQL query to find all 2nd-degree connections for a given user ID.
#Graph Traversal in SQL
#Self Joins
#Filtering
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.