jolly_heath_2042
Interviewing again. Sharpening the basics.
Warden
Top 7.8%
Joined Feb 2026
SQL
Grouping
Null Handling
Query Basics
Python
Lambda
Merge Intervals
Sorting
Data Modeling
Grain Definition
Fact Tables
Star Schema
Solved
SQL11
Python2
Data Modeling2
Milestones
30 active days
10 solved
7-day streak
117 runs in the past 26 weeksActive days: 48 · Max streak: 10
MarAprMayJunJulAugSep
Recent solves
Endpoint Latency Spread
SQL · medium
Name Recognition
SQL · medium
Radio Silence
SQL · hard
The Quiet Hours
Python · medium
Average Spending by Account Status
SQL · medium
Signal and Silence
Data Modeling · medium
The Floor Price
SQL · medium
The Loudest Signals
SQL · easy
The No-Show
Data Modeling · easy
Where the Heat Pools
SQL · easy