ETL vs ELT: Building Your First Data Pipeline

<p>Follow Maya Chen, newly hired as Porchlight Roasters' first data engineer, as she replaces a fragile, error-prone weekly spreadsheet process with a real automated pipeline &mdash; extracting orders from a REST API, cleaning and deduplicating three sales channels, loading into a cloud warehouse with safe schema evolution, and orchestrating the whole thing with basic monitoring and Slack alerts.</p>

Tools: Python, REST APIs, Snowflake, SQL, Cron