We've got you covered! Gremlin supports severless products with application layer fault injection.
Take a look at our docs for more: https://www.gremlin.com/docs/application-layer/overview/
Take a look at our docs for more: https://www.gremlin.com/docs/application-layer/overview/
Regarding your app running in Fargate, you can do either. Hop over to our #support slack channel and we can help out more!