BairesDev is seeking a Senior Data Engineer to design scalable data lake architectures using Delta Lake and Apache Spark. You will ensure ACID transactions, optimize Databricks-based storage, and develop robust ETL/ELT pipelines with schema evolution and time travel. You’ll collaborate across teams to set storage standards and metadata practices, enabling scalable, reliable data systems. Idóneo candidates bring 4+ years in data engineering, strong Spark/Databricks experience, and deep Parquet