Serverless Allergy Checker with AWS Rekognition, Lex, Polly, DynamoDB, S3 and Lambda #1 Post by gridscomputing » Fri, Jan 19, 2018, 5:39 AM UTC Serverless Allergy Checker with AWS Rekognition, Lex, Polly, DynamoDB, S3 and Lambdahackernoon.com