Follow this Marathon quest walkthrough to help you complete every step of the Data Reconstruction Priority Contract for NuCaloric.

Shares of Caterpillar, the maker of mining and construction machinery, are up more than 30% since year-end, making it the biggest contributor to the Dow Jones Industrial Average. WSJ’s Jonathan Weil ...

This repository implements a Medallion Architecture-based ETL pipeline for ecommerce analytics. It extracts raw event data, processes it into Bronze → Silver → Gold layers using Spark, stores the Gold ...

A ready-to-use data ingestion pipeline built on Luigi that loads processed data into databases. It supports PostgreSQL, MySQL, SQLite (via SQLAlchemy), and Elasticsearch out of the box, with ...