AppSync now supports invoking Lambda resolvers asynchronously. This simplifies a common challenge in GenAI applications where we had to hand off the call to the LLM to a background function so we can stream the LLM response back to the caller. The post AppSync’s new async Lambda resolver is great news for GenAI apps appeared first on theburningmonk.com.

What’s Least Privilege? Before diving in to the heart of this blog post I think it’s wise to explain what I mean by “Least Privilege” and why it’s worth while. I think it’s also worth discussing why you may not want to bother with it as well. The “Principle of Least Privilege” basically means you […]

Here's everything I've been up to so far in 2024 - blogs, videos, podcasts, public talks, workshops The post 2024 update: Jan – April appeared first on theburningmonk.com.

Step Functions lets you set a timeout on both Task states and the whole execution. By default, an execution can run for a year if TimeoutSeconds is not configured. To a user, the execution would appear as “stuck”. Which is why AWS best practices recommend using timeouts to avoid such scenarios. But once you have configured a timeout for the execution, it's then important to consider what happens when you experience a timeout. In this post, let's explore 3 ways you can handle an execution timeout and use a [...]

Back in June, I was in Paris for the NewCrafts conference to talk about the growing opacity of software systems. This was fun, partly because NewCrafts is a fantastic conference (you can already get your tickets for 2024!) and also partly because my talk (arguing against many established "good engineering" practices) was in many ways arguing for the exact opposite than one of the keynotes, leading to many interesting conversations. While in Paris, I also visited the famous Centre Pompidou. Perhaps to the d[...]