Senior Big Data Engineer

Looking for a strong Java + Scala + Spark + AWS expert for a long-term contract role on a high-impact healthcare platform.
🔹 Must have:
✔ Strong Java (core backend)
✔ Scala + Spark
✔ AWS (EMR, Redshift, Airflow)
✔ ETL / Data Pipelines
✔ REST APIs
Remote (USA)