AWS Compute Blog

Tag: serverless

Step Functions workflow

Build workflows for Amazon Forecast with AWS Step Functions

This post shows how to create a Step Functions workflow for Forecast using AWS SDK service integrations, which allows you to use over 200 with AWS API actions. It shows two patterns for handling asynchronous tasks. The first pattern queries the describe-* API repeatedly and the second pattern uses the “Retry” option. This simplifies the development of workflows because in many cases they can replace Lambda functions.

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Accelerating serverless development with AWS SAM Accelerate

Building a serverless application changes the way developers think about testing their code. Previously, developers would emulate the complete infrastructure locally and only commit code ready for testing. However, with serverless, local emulation can be more complex. In this post, I show you how to bypass most local emulation by testing serverless applications in the […]

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Performance graph

Monitoring and tuning federated GraphQL performance on AWS Lambda

There are multiple factors to consider when tuning a federated GQL system. You must be aware of trade-offs when deciding on factors like the runtime environment of Lambda functions. An extensive testing strategy can help you scale systems and narrow down issues quickly. Well-defined testing can also keep pipelines clean of false-positive blockages.

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Application flow

Building a difference checker with Amazon S3 and AWS Lambda

This blog post shows how to create a scalable difference checking tool for objects stored in S3 buckets. The Lambda function is invoked when S3 writes new versions of an object to the bucket. This example also shows how to remove earlier versions of object and define a set number of versions to retain.

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Solution architecture

Building dynamic Amazon SNS subscriptions for auto scaling container workloads 

This blog shows an event driven approach to handling dynamic SNS subscription requirements. It relies on the ECS service events to trigger appropriate Lambda functions. These create the subscription queue, subscribe it to a topic, and delete it once the container instance is terminated.

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Visualizing AWS Step Functions workflows from the AWS Batch console

This post written by Dhiraj Mahapatro, Senior Specialist SA, Serverless. AWS Step Functions is a low-code visual workflow service used to orchestrate AWS services, automate business processes, and build serverless applications. Step Functions workflows manage failures, retries, parallelization, service integrations, and observability so builders can focus on business logic. AWS Batch is one of the […]

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Accepting API keys as a query string in Amazon API Gateway

This post was written by Ronan Prenty, Sr. Solutions Architect and Zac Burns, Cloud Support Engineer & API Gateway SME Amazon API Gateway is a fully managed service that makes it easier for developers to create, publish, maintain, monitor, and secure APIs at any scale. APIs act as the front door to applications and allow […]

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