Description
Sigma Software is hiring a Senior Data Engineer to build production-grade, ML-oriented data systems for a real-time AdTech platform processing hundreds of millions of auction requests daily. The role focuses on large-scale event and auction data pipelines, BigQuery ingestion, feature engineering, point-in-time-correct training data, experimentation infrastructure, data serving, data quality, and safe reprocessing. Candidates need at least five years of data engineering experience, strong SQL and Python skills, Spark or PySpark experience, and experience with production ML or large-scale analytics pipelines.
