Open-Source Data Query Engine Engineer

Palantir Technologies, a world-changing software company, seeks a senior software engineer to design and optimize query planning, execution, and data processing for Foundry. You will extend engines, build Iceberg catalog integrations, and enable efficient reads and writes across large tables.

You will work with Spark, DataFusion, Iceberg, Arrow, and Parquet in a fast-paced, collaborative environment, delivering high-quality, scalable systems that power critical applications for hospitals, supply