Senior Python/Pyspark DeveloperLocation: Boston MA fulltimeMinimum 8 years of extensive experience in design, build and deployment of Python & pySpark based applications.Experience designing, developing, deploying, testing in Databricks and Delta Lake.Experience with Python, PySpark, Java & ETLExperience with AWS services – S3, Step functions, Lambda, AirflowStrong experience with Oracle, PL/SQL, Stored ProceduresExposure to NumPy, panda's librariesHands-on experience writing complex SQL queries, exporting, and importing large amounts of data using utilities.