What problem does it solve? Building scalable data pipelines, ETL/ELT systems, and reliable data infrastructure requires deep expertise across orchestration, data modeling, quality validation, and DataOps, which this Skill consolidates into one guided workflow. ## Core Features & Use Cases - Pipeline Orchestration: Provides a pipeline_orchestrator.py script and architecture references for designing batch and real-time data workflows with Airflow, Kafka, and Spark. - Data Quality Validation: Includes a data_quality_validator.py script and best-practice references for enforcing schema checks, reliability targets, and observability. - ETL Performance Optimization: Ships an etl_performance_optimizer.py script plus guidance on distributed processing, caching, and cost optimization. - Use Case: When designing a new analytics platform, use this Skill to model the warehouse schema, orchestrate ingestion pipelines, and validate data quality before production deployment. ## Quick Start Ask the assistant to design a scalable ETL pipeline with data quality checks for your project using this data engineering skill.