ripe_willow_4474
Fellow
Member Nº 2165
Joined Jun 2026
SQL
Window Deduplication
Common Table Expressions
Storage Optimization
Python
Iterators
Custom Exceptions
Context Managers
Spark
Memory Management
Spark Execution Model
Cost Optimization
Data Modeling
Self-Referential
Many-to-Many
One-to-One
Pipeline Architecture
Table Formats
Event Streaming Platforms
Medallion Architecture
Solved
SQL0
Pipeline Architecture0
Milestones
First interview
68 runs in the past 26 weeksActive days: 5 · Max streak: 2
AprMayJunJulAugSepOct
Recent solves
The Storage Question: Intermediate
Pipeline Architecture · medium · lesson
Make It Reliable: Intermediate
Pipeline Architecture · easy · lesson
Batch or Stream?: Intermediate
Pipeline Architecture · easy · lesson
Delivery Semantics: Advanced
Pipeline Architecture · easy · lesson
Backpressure and Scaling: Advanced
Pipeline Architecture · medium · lesson
Backpressure and Scaling: Advanced
Pipeline Architecture · easy · lesson
The Spark Deep Dive: Intermediate
Pipeline Architecture · medium · lesson
The Spark Deep Dive: Intermediate
Pipeline Architecture · medium · lesson
The Spark Deep Dive: Intermediate
Pipeline Architecture · medium · lesson
Small Files and Compaction: Advanced
Pipeline Architecture · medium · lesson