Compensation data for engineers working on Apache Spark pipelines is one of the most inconsistently reported figures in the software industry. Public job postings regularly combine base salary, annual performance bonuses, equity grants, and employer-paid benefits into a single advertised figure, making direct comparison between markets or employers nearly impossible without separating out the variable components. Because Apache Spark powers the distributed data processing layer for some of the most computationally intensive enterprise platforms in operation, the confirmed talent pool is small relative to demand.…