Implementing a Lambda Authorizer integrated with an AppSync API including Cloudformation template samples and also demonstrating how to correctly invoke the API with the required auth token.
How to use AppSync’s NONE data source type with a passthrough Local Resolver to trigger GraphQL subscriptions without actually mutating data in a real data source.
How to define an AppSync Lambda Resolver with Python and Cloudformation.
How to front the AWS generated AppSync API endpoint with a custom domain name using Cloudformation.
Integrating an AWS AppSync based serverless application with Twilio to send sms texts and provide real time delivery notifications to clients. Defining the backend with Cloudformation and using AWS Amplify on the client.