Florian Roscheck is a data engineer and educator focused on the Apache Spark ecosystem and the certification preparation around it.
His CourseFlix listing carries Apache Spark Certification Training — a structured preparation course for the Databricks-administered Spark certification, covering Spark SQL, DataFrames, partitioning, and the performance-tuning material the cert exam tests on.
Material is paid and aimed at data engineers preparing for the Spark certification or otherwise picking up Spark for production data pipelines. For broader data-engineering content, see CourseFlix's Data processing and analysis category page.
