Examine the existing Databricks launcher implementation in the Feathr codebase (likely in Scala). Understand the EMR API and how to submit Spark jobs to EMR. Look for any existing discussions or PRs related to EMR support. The maintainer may need to clarify the desired approach (e.g., using EMR steps or a custom launcher).
Add EMR on AWS as a spark launcher · feathr-ai/feathr#446 | Good First Issue