Spark Scala+ AWS & SQL Developer Cognizant

About Cognizant

Cognizant is a multinational information technology services and consulting firm headquartered in the United States. Its headquarters are located in Teaneck, New Jersey, in the United States. Cognizant is listed on the NASDAQ-100 under the symbol CTSH.

Job Description

You should be a skilled and experienced Spark Scala Developer with a strong expertise in AWS cloud services and SQL to join our data engineering team. Your primary responsibility will be to design, build, and optimize scalable data processing systems that support our data platform. Your key responsibilities will include developing and maintaining large-scale distributed data processing pipelines using Apache Spark with Scala, working with AWS services (S3, EMR, Lambda, Glue, Redshift, etc.) to build and manage data solutions in the cloud, writing complex SQL queries for data extraction, transformation, and analysis, optimizing Spark jobs for performance and cost-efficiency, collaborating with data scientists, analysts, and other developers to understand data requirements, building and maintaining data lake and data warehouse solutions, implementing best practices in coding, testing, and deployment, and ensuring data quality and consistency across systems. To be successful in this role, you should have strong hands-on experience with Apache Spark (preferably using Scala), proficiency in the Scala programming language, solid experience with SQL (including complex joins, window functions, and performance tuning), working knowledge of AWS services like S3, EMR, Glue, Lambda, Athena, Redshift, experience in building and maintaining ETL/ELT pipelines, familiarity with data modeling and data warehousing concepts, experience with version control (e.g., Git) and CI/CD pipelines is a plus, and strong problem-solving and communication skills.,