Post by Prateek Jalgaonkar

Lead Analytics Engineer @ Cigna Evernorth | Building Scalable Healthcare Analytics Systems

Idiom of the day: Steal a march ๐Ÿš€ Meaning: Gain an advantage by acting earlier or more cleverly than others. So how do you steal a march when choosing between "AWS Glue vs EMR" ? If youโ€™re choosing between them, think like this: โœ… Glue 1. Serverless Spark 2. Zero cluster management 3. Best for standard ETL 4. Jobs are short + predictable ๐Ÿ‘‰ โ€œJust run my transforms and get out of the way.โ€ โœ… EMR 1. Managed clusters 2. Spark, Trino, Flink, Hive 3. Tunable, powerful, flexible 4. Built for big & long-running jobs ๐Ÿ‘‰ โ€œI need control and performance at scale.โ€ ๐Ÿ’ก Rule of thumb Glue = simplicity EMR = power Most real-world data platforms end up using both. Whatโ€™s your default โ€” Glue first or EMR first? ๐Ÿ˜ #AWS #DataEngineering #BigData #CloudComputing #ETL #AnalyticsEngineering