Senior Data Engineer
CurrentAutomated and productionalized Halo mobile app engagement machine learning models with CI/CD pipelines using CDK, Lambda, SageMaker, ECR, CodeDeploy, CodeCommit, S3, and Redshift.Built RESTful API's using CDK, Lambda, API Gateway, Route53, S3, and Redshift for Halo mobile analytics reporting platform.Managed and maintained 300TB Redshift cluster for the Alexa Music team with near real-time Kinesis Firehose data stream sources originating from Alexa devices.Designed and built python-based ETL dependency framework to enable integration of multiple internal Amazon data systems. Framework was utilized to enable thousands of ETL jobs over 5+ years.Built serverless ETL using CDK (Typescript), Step Functions, Glue, Lambda functions, and S3.Work with Python, Redshift, Aurora Postgres, AWS CDK, Typescript, S3, Kinesis Firehose, Lambda, Step Functions, internal Amazon systems (Apollo/Brazil/DJS/Datanet/EDX/Cradle/Andes/Carnaval).Collaborated with Economists + Compensation Consultants and built data warehouse & pipelines to measure results of wage change experiment across Amazon fulfillment centers.