ETL Developer (Pyspark)Only W2

Job Title: ETL Developer (Pyspark)Only w2 Location: Whippany, NJ (Hybrid – 2 days onsite per week) Minimum 12+ Years of Experience required. Key Responsibilities: • Design, develop, and maintain robust ETL workflows using PySpark on large-scale data platforms. • Optimize data processing pipelines for performance, scalability, and reliability. • Collaborate with data architects, analysts, and application teams to understand data requirements and ensure smooth data flow across systems. • Perform data quality checks, validation, and error handling to ensure accurate and reliable data ingestion. • Develop and maintain reusable ETL frameworks and best practices for team adoption. • Work with structured and unstructured data from multiple sources including APIs, flat files, and databases. • Troubleshoot performance issues and provide production support for ETL jobs. • Participate in code reviews and contribute to the continuous improvement of ETL processes and standards. Required Qualifications: • 12+ years of total experience in ETL development and data engineering. • 7+ years of hands-on experience with PySpark in a production environment. • Strong experience with Spark SQL, DataFrames, and RDD transformations. • Proficiency in Python and experience with data orchestration tools (Airflow, Oozie, or similar). • Expertise in SQL and working with large relational databases (e.g., Oracle, SQL Server, Snowflake, or Teradata). • Solid understanding of data modeling, data warehousing concepts, and ETL best practices. • Experience with cloud-based data platforms (AWS, Azure, or GCP) is highly preferred. • Strong analytical, debugging, and problem-solving skills. • Excellent communication and teamwork abilities. If I missed your call ! Please drop me a mail. Thank you, Harish Accounts Manager/Talent Acquisition Astir IT Solutions, Inc - An E-Verified Company Email:harishj@astirit.com Direct : 7326946000 • 788 50 Cragwood Rd. Suite # 219, South Plainfield, NJ 07080 www.astirit.com