https://serverlessdna.com A Serverless Knowledge portal for Digital Native Architectures (DNA) en-us Sun, 15 Feb 2026 14:34:54 +0000 https://serverlessdna.com/strands/ai-assisted-development/open-weight-models-change-ai-economics https://serverlessdna.com/strands/ai-assisted-development/open-weight-models-change-ai-economics Sat, 14 Feb 2026 23:16:00 +0000 Kiro's new open weight models run at 0.05x to 0.25x the cost of larger frontier models. Learn when to use DeepSeek v3.2, MiniMax 2.1, and Qwen3 Coder Next to optimise your AI coding budget. https://serverlessdna.com/strands/lambda/durable-function-encryption https://serverlessdna.com/strands/lambda/durable-function-encryption Wed, 21 Jan 2026 23:00:00 +0000 Lambda Durable Functions store your checkpoint data safely and securely, but do you really want all your system operators to see credit card numbers? https://serverlessdna.com/strands/ai-assisted-development/configure-kiro-with-wsl https://serverlessdna.com/strands/ai-assisted-development/configure-kiro-with-wsl Thu, 13 Nov 2025 12:00:00 +0000 Using the Kiro IDE on Windows with Windows Subsystem for Linux (WSL) feels like a dark art. If you are like me, you want all your development tools to be in the WSL, and you want the Kiro agents to be communicating with your local Linux instance as well. This article covers everything you need to know to integrate Kiro with WSL on Windows. https://serverlessdna.com/strands/real-time-communication/do-not-pub-sub https://serverlessdna.com/strands/real-time-communication/do-not-pub-sub Sat, 01 Mar 2025 22:40:00 +0000 Dive deep into how Web Sockets really work and understand what they actually provide as a part of your architecture. We will talk about common myths and misunderstandings about these useful bi-directional communication channels and cover real world design and development considerations for success. https://serverlessdna.com/strands/projects/introducing-run-mcp https://serverlessdna.com/strands/projects/introducing-run-mcp Sun, 05 Jan 2025 20:45:00 +0000 We all just copy MCP configs from READMEs and hope for the best. run-mcp lets you keep that simplicity while running servers in complete isolation. One word change, full container security. https://serverlessdna.com/strands/real-time-communication/async-task-runner https://serverlessdna.com/strands/real-time-communication/async-task-runner Sun, 05 Nov 2023 07:00:00 +0000 Kick off those long-running tasks quickly and easily using an Event Driven solution leveraging AWS Web Sockets. No mess, no fuss and there is an entire CDK Construct for you to leverage so you can build your own in minutes - Just add long-running tasks! https://serverlessdna.com/strands/real-time-communication/primer https://serverlessdna.com/strands/real-time-communication/primer Wed, 11 Oct 2023 07:54:00 +0000 A Web Socket primer! Everything you need to know about API Gateway Web Sockets to get started building! https://serverlessdna.com/strands/projects/python-url-shortener https://serverlessdna.com/strands/projects/python-url-shortener Wed, 28 Jun 2023 13:42:00 +0000 URL Shortener projects feel a little like the “Hello World” of programming. It’s a simple use-case with some minor complexity that goes a little deeper than just writing out “Hello World” to your callers. https://serverlessdna.com/strands/observability-visuals/what-you-log-matters https://serverlessdna.com/strands/observability-visuals/what-you-log-matters Sun, 21 May 2023 12:22:00 +0000 The data you log is critical to understanding how your system is working, learn more about what you should log! https://serverlessdna.com/strands/observability-visuals/how-you-log-matters https://serverlessdna.com/strands/observability-visuals/how-you-log-matters Fri, 05 May 2023 12:55:00 +0000 Logging sounds pretty simple. But it is more than just printing out some messages! How you Log Matters and this visual tells you WHY! https://serverlessdna.com/strands/observability-visuals/how-lambda-logging-works https://serverlessdna.com/strands/observability-visuals/how-lambda-logging-works Sun, 30 Apr 2023 12:22:00 +0000 Did you ever wonder how your logs get into Cloudwatch? It may feel like magic, but it's not! https://serverlessdna.com/strands/observability-visuals/understanding-lambda-logging https://serverlessdna.com/strands/observability-visuals/understanding-lambda-logging Sun, 30 Apr 2023 05:55:00 +0000 A lot goes on when your Lambda function emits a log entry. Let's dive in and understand lambda logging and why we all struggle! https://serverlessdna.com/strands/observability-visuals/logging-for-observability https://serverlessdna.com/strands/observability-visuals/logging-for-observability Sun, 30 Apr 2023 05:50:00 +0000 Logging for Observability is always harder than it needs to be. Let's take a look at why this is the case! https://serverlessdna.com/strands/observability/when-serverless-goes-wrong https://serverlessdna.com/strands/observability/when-serverless-goes-wrong Sat, 22 Apr 2023 23:49:00 +0000 Have you ever wondered how to tell if your Serverless system is going wrong or have you ever seen what happens when Scalability boundaries clash? We have got you covered - we have created a project with exactly this problem and have a performance test setup so you can watch what happens when Serverless starts to fail. https://serverlessdna.com/strands/lambda/execution-modes https://serverlessdna.com/strands/lambda/execution-modes Sat, 22 Apr 2023 23:00:00 +0000 When you are building with AWS Lambda, you need to understand how it works in different situations. This article covers the different execution modes of AWS Lambda. https://serverlessdna.com/strands/observability/getting-started https://serverlessdna.com/strands/observability/getting-started Sat, 22 Apr 2023 23:00:00 +0000 Observability feels hard, but it doesn't have to be. We just need to make sure we have the Observability Mindset and think upfront about observability as we code. How do we achieve this? Read this article to find out how simple it really can be! https://serverlessdna.com/strands/observability/mindset https://serverlessdna.com/strands/observability/mindset Wed, 12 Apr 2023 10:28:00 +0000 Observability is a mindset. It's a conscious choice to expose data to enable questions to be answered when you need to ask them. Learn what it is to Get the Observability Mindset and why it is important. You will only be better at Serverless for getting there! https://serverlessdna.com/strands/observability/scalability-boundaries https://serverlessdna.com/strands/observability/scalability-boundaries Sun, 19 Mar 2023 08:28:00 +0000 Scalability boundaries are the number one enemy of Serverless. Know how to watch out for them and what to do when they go wrong. https://serverlessdna.com/strands/serverless-thinking/focus-event-driven https://serverlessdna.com/strands/serverless-thinking/focus-event-driven Sat, 11 Mar 2023 05:43:00 +0000 Serverless thinking is not just about Lambda! You need to focus on and be Event Driven. https://serverlessdna.com/strands/serverless-thinking/think-atomic https://serverlessdna.com/strands/serverless-thinking/think-atomic Wed, 01 Mar 2023 22:07:00 +0000 You need to retrain your brain and start to get into the Serverless mindset. First step: Think Atomic! https://serverlessdna.com/strands/fundamentals/what-is-serverless https://serverlessdna.com/strands/fundamentals/what-is-serverless Sat, 25 Feb 2023 23:12:00 +0000 Before you get started, we need to clear up what Serverless means. There is a lot of different information out there! https://serverlessdna.com/strands/site-guide/roadmap https://serverlessdna.com/strands/site-guide/roadmap Sat, 25 Feb 2023 10:12:00 +0000 What's next for Serverless DNA? We will periodically publish updates to the public roadmap as new feature ideas get closer to reality. Feel free to submit your ideas to us using our social contacts. https://serverlessdna.com/strands/site-guide/mission https://serverlessdna.com/strands/site-guide/mission Sun, 29 Jan 2023 18:54:00 +0000 Our mission statement, what we stand for and what we aim to achieve. https://serverlessdna.com/strands/fundamentals/know-your-services https://serverlessdna.com/strands/fundamentals/know-your-services Tue, 24 Jan 2023 13:45:00 +0000 Often we like to jump in and get building straight away without learning everything we need to know. Don't do that, and here is why. https://serverlessdna.com/strands/security/adding-mfa-to-aws-cli https://serverlessdna.com/strands/security/adding-mfa-to-aws-cli Mon, 16 Jan 2023 18:54:00 +0000 We love to jump in and get building ASAP after we create an AWS account but, take a pause and make sure the credentials you use for your AWS CLI are secure! https://serverlessdna.com/strands/site-guide/chatgpt-good-article-size https://serverlessdna.com/strands/site-guide/chatgpt-good-article-size Mon, 16 Jan 2023 18:54:00 +0000 We ask ChatGPT all the hard questions, read on to see what it said. https://serverlessdna.com/strands/site-guide/customising-markdown-rendering-typescript https://serverlessdna.com/strands/site-guide/customising-markdown-rendering-typescript Mon, 16 Jan 2023 18:54:00 +0000 Rendering Markdown content with react-markdown is straightforward. Customising how the markdown content is rendered is trickier. https://serverlessdna.com/strands/site-guide/responsive-md-codeblocks https://serverlessdna.com/strands/site-guide/responsive-md-codeblocks Mon, 16 Jan 2023 18:54:00 +0000 We use Next.JS and react-markdown for rendering markdown content. Rendering code blocks that are responsive can be tricky, mainly due to the way HTML and CSS interact. Learn what we discovered building Serverless DNA. https://serverlessdna.com/strands/fundamentals/getting-started-with-aws-serverless https://serverlessdna.com/strands/fundamentals/getting-started-with-aws-serverless Mon, 09 Jan 2023 18:54:00 +0000 We asked chatgpt "If I wanted to build a solution with AWS Serverless technology. What do I need to learn and where would I go to learn about it?". Click through to learn what it thinks. https://serverlessdna.com/strands/site-guide/sls-dna https://serverlessdna.com/strands/site-guide/sls-dna Sun, 08 Jan 2023 18:54:00 +0000 General information about Serverless DNA. Covers what the site is about and why we created it.