You can have tutorials and examples on the : - Claudia.js website - https://claudiajs.com - Claudia Github examples - https://github.com/claudiajs/example-projects
The purpose of Claudia.js is just to make it super easy to develop and deploy your applications on AWS Lambdas, API Gateway, also ease up the work with DynamoDb, AWS IoT, Alexa and so on.
There are two additional libraries: Claudia API Builder and Claudia Bot Builder, to ease up API and chat bot development and deployment.
Regarding the contract form - the best is to create a single service that will handle all the contract form requests. At that point, you can either connect it to DynamoDb, or even call some other data storage / service.
Both Serverless and Claudia have their points where they shine. For a better understanding of their comparison, you can read about it in the Claudia FAQ - https://github.com/claudiajs/claudia/blob/master/FAQ.md#how-...