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, delayed-label handling, experimentation infrastructure, data quality, and safe data serving in a cloud-native environment. 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.
