Tag
Portfolio projects
Everything on this site involving Portfolio projects — projects, articles, research and tools.
Career Lab
The Analytics Portfolio That Actually Gets Interviews
Three real projects beat thirty notebooks. What hiring managers screen for, and the structure that survives a five-minute skim.
BeginnerDifficulty: Beginner2 min readSQL · Python · Power BI
DatasetsFree
Retail Sample Dataset
A realistic multi-table retail dataset with deliberate data quality problems, for practice and portfolio work.
120 downloads
Free download
Data Systems
Laptop Data Platform
Ingestion, transformation, orchestration, testing and a BI layer — the full modern data stack, running locally on DuckDB, dbt and Dagster.
BeginnerDifficulty: Beginner~8h buildDuckDB · dbt · Dagster
Code