golden_lynx_6202
Savant
Top 0.9%
Member Nº 4812
Joined Aug 2026
SQL
Common Table Expressions
Correlated Subquery
Self-Join
Python
Binary Search
Context Managers
Recursion
Spark
Spark Execution Model
Shuffle Optimization
Date Formatting
Data Modeling
Surrogate Keys
Metric Additivity
Junction Tables
Pipeline Architecture
Dependency Management
Batch vs Streaming
DAG Orchestration
Solved
Pipeline Architecture0
Milestones
Top 100
Top 2% Python
Top 5% Spark
Top 10% SQL
100 solved
1,086 runs in the past 26 weeksActive days: 27 · Max streak: 5
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Recent solves
Open Wounds
SQL · hard
Verbose by Design
SQL · hard
Campaign Click Rate
SQL · medium
Against the House
Python · medium
Above the Title
Python · medium
Event Streams, Event Sourcing Challenge 2
Data Modeling · medium · lesson
Event Streams, Event Sourcing Challenge 1
Data Modeling · medium · lesson
Event Streams, Immutable Append-Only Logs Challenge 2
Data Modeling · medium · lesson
Event Streams, Immutable Append-Only Logs Challenge 1
Data Modeling · medium · lesson
Event Streams, Event-Driven Architecture Challenge 2
Data Modeling · medium · lesson