I design cloud-native platforms, developer experiences, and AI-enabled systems. I write, speak, and build in public, turning what I learn into tools, content, and communities.https://andmore.dev/en-ushttps://andmore.dev/blog/websocket-direct-to-agent/https://andmore.dev/blog/websocket-direct-to-agent/Learn how to connect your browser directly to an AI agent over WebSocket using Amazon Bedrock AgentCore, skipping the traditional Lambda proxy and enabling real-time token streaming.Mon, 13 Jul 2026 00:00:00 GMTAWSServerlessAmazon BedrockAgentCorehttps://andmore.dev/blog/lambda_durable_functions/https://andmore.dev/blog/lambda_durable_functions/I've regularly said that AWS Step Functions is my favorite service, this all might be changing with the introduction of Lambda Durable Functions. We'll be going on a deep dive into durable functions and how they work.Wed, 17 Dec 2025 00:00:00 GMTAWSServerlessLambdahttps://andmore.dev/blog/log-buffering/https://andmore.dev/blog/log-buffering/Let's understand what log buffering is, how it's configured in your Lambda Functions and see real results in CloudWatch by trying different configuration options.Fri, 28 Mar 2025 00:00:00 GMTAWSServerlessLambdaPowertoolshttps://andmore.dev/blog/api-cognito-user-password/https://andmore.dev/blog/api-cognito-user-password/In May I released a post on how to secure APIs using machine-to-machine authentication. Exactly one day after that AWS Cognito changed their pricing model and now my proposed solution would generate cost for me. In this post I will go through a different setup using the user-password auth flow. This will still allow us to authenticate from automations and from Postman while keeping us in the free tier.Wed, 31 Jul 2024 00:00:00 GMTAWSSecuritySAMCognitohttps://andmore.dev/blog/create-cognito-user-programatically/https://andmore.dev/blog/create-cognito-user-programatically/Short post to walk through the steps to create users in Amazon Cognito for automationThu, 11 Jul 2024 00:00:00 GMTAWSSecurityCognitohttps://andmore.dev/blog/api-cognito/https://andmore.dev/blog/api-cognito/Getting basic authentication for your API is not as hard as it sounds. In this post we'll be going through the steps to secure your APIs with Amazon CognitoWed, 08 May 2024 00:00:00 GMTAWSSecurityServerlessSAMhttps://andmore.dev/blog/sam-yaml-anchors/https://andmore.dev/blog/sam-yaml-anchors/Learn how you can setup your SAM template to reuse common pieces of config by using anchors and aliases without introducing any problems.Sun, 31 Mar 2024 00:00:00 GMTAWSServerlessSAMhttps://andmore.dev/blog/layerless-esbuild-lambda/https://andmore.dev/blog/layerless-esbuild-lambda/Learn how you can structure your serverless projects to share code between Lambda Functions using ESBuild instead of Lambda Layers.Wed, 07 Feb 2024 00:00:00 GMTAWSServerlessLambdahttps://andmore.dev/blog/http-invoke-with-sam/https://andmore.dev/blog/http-invoke-with-sam/Learn what's needed to trigger the HTTP endpoint task state from a Step Function to be able to eliminate the Lambda Functions you have to call APIsTue, 23 Jan 2024 00:00:00 GMTAWSServerlessStep Functionshttps://andmore.dev/blog/update-commonjs-to-esm/https://andmore.dev/blog/update-commonjs-to-esm/Follow these 3 steps to update your Common JS Lambda Functions to ECMAScript Modules (ESM)Mon, 11 Dec 2023 00:00:00 GMTAWSServerlesshttps://andmore.dev/blog/how-to-build-a%20custom-sam-template/https://andmore.dev/blog/how-to-build-a%20custom-sam-template/Learn how you can use custom templates with SAM to speed up initial application setup.Sat, 01 Jul 2023 00:00:00 GMTAWSServerlessSAMhttps://andmore.dev/blog/how-to-run-aws-sdk-with-sso/https://andmore.dev/blog/how-to-run-aws-sdk-with-sso/Learn how to setup locally to run the AWS SDK using SSO and named profilesTue, 31 Jan 2023 00:00:00 GMTAWSSDKIAMSSOhttps://andmore.dev/blog/portman-with-api-key/https://andmore.dev/blog/portman-with-api-key/Testing secure APIs through automation can be a pain. Thankfully Portman provides an easy way to include authentication in your test automation.Thu, 24 Mar 2022 00:00:00 GMTAWSAPIOpenAPIAPI Testinghttps://andmore.dev/blog/getting-started-portman/https://andmore.dev/blog/getting-started-portman/Automate your API tests by using your OpenAPI definitions.Thu, 28 Oct 2021 00:00:00 GMTAWSOpenAPIAPI Testinghttps://andmore.dev/blog/stop-using-aws-root-user/https://andmore.dev/blog/stop-using-aws-root-user/Really, stop it! You are putting your account at risk.Mon, 22 Feb 2021 00:00:00 GMTAWSSecurityIAMhttps://andmore.dev/blog/build-serverless-api-with-no-lambda/https://andmore.dev/blog/build-serverless-api-with-no-lambda/Learn what is needed to build a Lambdaless API using AWS API Gateway, DynamoDB, OpenAPI and CloudFormation.Wed, 17 Feb 2021 00:00:00 GMTAWSServerlessLambdaDynamoDB