In 2026, entry-level and transition roles often expect more than passive course completion. Employers want to see that you can write queries that answer business questions, work with browser logic, ...

Implemented pandas-based cleaning rules in data_preprocessing.py, transformations for salesorder.csv → clean_salesorder.csv, pipeline testing via multiple DAG runs.

A browser-native SQL playground powered by DuckDB-Wasm. Drag & drop CSV, Parquet, JSON, or Excel files — write SQL, visualize results, and share with a link. No ...