Senior Data Engineer

Kogo poszukujemy? Strong software engineering foundation with production-level coding experience Advanced SQL skills with the ability to write and optimize complex analytical queries Advanced Python proficiency Hands-on experience with Spark / PySpark and Databricks Experience working with large-scale time-series data and advanced analytics techniques Understanding of ML data pipelines and how curated datasets support training workflows Ability to work independently in a remote, cross-timezone collaboration model Czym będziesz się zajmować? Analyze large-scale real-world sensor data to identify rare and safety-critical edge cases (e.g. hard braking, unusual traffic behavior) Develop advanced SQL, Python, and Spark (PySpark) queries to filter, aggregate, and transform high-volume time-series datasets Build and maintain scalable ETL pipelines converting raw multimodal data into structured simulation-ready formats Collaborate with AV engineers and researchers to curate datasets for simulation and ML training workflows Design and implement advanced data mining scripts to improve automated edge-case discovery Contribute to internal data tooling (analytics workflows, search tools, labeling pipelines) to streamline large-scale data processing