An application ingests a large number of small messages and stores them in a database. The application uses AWS Lambda. A Development team is making change to the application’s processing logic. In testing, it is taking more than 15 minutes to process each message. The team is concerned the current backend may time out. Which changes should be made to the backend system to ensure each message is processed in the MOST scalable way?

Questions on how to write code and design scalable applications, implement application security and testing, and on AWS components such as S3, Dynamo DB, Elastic Beanstalk, and CloudFormation.