Published inLumigo·6 days agoIs Bun the Next Big Thing for AWS Lambda? A Thorough InvestigationIt’s been only a few days since the Bun 1.0 announcement and it’s taken social media by storm! And rightly so. Bun promises better performance, and Node.js compatibility and comes with batteries included. It comes with a transpiler, bundler, package manager and testing library. You no longer have to install…AWS5 min readAWS5 min read
Published intheburningmonk.com·Sep 9Static IP for Lambda: ingress, egress and bypassing the dreaded NAT GatewayMany vendors require you to have a static IP address for your application. Such that all requests to their API must originate from an allow-list of IP addresses.AWS6 min readAWS6 min read
Published intheburningmonk.com·Sep 4Combine Standard and Express workflows for fun & profitStep Functions’ state machines come in two flavours. By understanding their strengths and limitations, you can harness the combined power of both to optimize your processes for efficiency and cost.AWS3 min readAWS3 min read
Published intheburningmonk.com·Aug 24What’s the most serverless way to wait for a slow HTTP response?During the last cohort of my Production-Ready Serverless workshop, a student asked: If I have to query an ERP system and wait for its response, and it sometimes takes more than 15 minutes to respond, is there a serverless way to do this? This is a surprisingly hard question to…AWS4 min readAWS4 min read
Published intheburningmonk.com·Jul 11SNS to Lambda or SNS to SQS to Lambda, what are the trade-offs?I had a really good question from one of my students at the Production-Ready Serverless workshop the other day: “I’m reacting to S3 events received via an SNS topic and debating the merits of having the Lambda triggered directly by the SNS or having an SQS queue. I can see…AWS5 min readAWS5 min read
Published intheburningmonk.com·Jun 30Are we getting infrastructure all wrong in the Serverless era?During my last conversation with Ben Kehoe on the real-world serverless podcast, he said something profound and it’s been bugging me ever since. And now I’m ready to infect you with this brain bug! You’re welcome ;-) On the infrastructure-from-code trend, Ben said: “I think infrastructure-from-code is wrong on all…AWS4 min readAWS4 min read
Published intheburningmonk.com·Jun 19Testing Step Functions: how to skip time when testing Timeout and Wait statesWhen I previously wrote about testing Step Functions, I gave you a general strategy that consists of: Component tests that target the Lambda functions (specifically, the custom code you wrote in those functions). End-to-end tests that execute the state machine in the cloud. Local tests using Step Functions Local where…Serverless3 min readServerless3 min read
Published intheburningmonk.com·Jun 12No, you don’t need to test every line of your CDK applicationSeveral people have asked me about unit testing CDK applications recently. The questions often go something like this: “Because it can be in Python or TS, people bring up unit testing for CDK, whereas it’s not even thought about with Serverless Framework, SAM or Terraform. …AWS6 min readAWS6 min read
Published intheburningmonk.com·May 8Is serverless overpriced? What can we learn from the PrimeVideo team?Last week, PrimeVideo posted a headline-grabbing article that broke tech Twitter. The article is a case study of how a PrimeVideo team cut the running cost of its service by 90% by moving away from a microservice architecture running on Lambda and Step Functions.AWS9 min readAWS9 min read
Published intheburningmonk.com·Apr 15Are You Ready for This? Top 5 Earth-Shattering Pros and Cons of AWS CDKAsk most developers why they like the CDK and they will say “It lets me write infrastructure in my favourite programming language”. That’s nice, but why should that be a consideration for an Infra-as-Code (IaC) tool? That’s like saying “I like Strepsils because it tastes like candy”. ps. if you…AWS10 min readAWS10 min read
