Beyond HelloWorld See our Twitch session on this blog post! As discussed in our architecture post, we’re migrating our on-prem services onto the cloud, and we’re betting on serverless with Java Lambdas. So what does this mean for our API call performance? How are they deployed through the CDK? How do…

A quirky journey into cloud IaC, Java Dev’ style. At this point, we’ve been a Java shop for over a decade, so here’s our conundrum: .. we want to migrate to the cloud (yay!) .. we want to do serverless (awesome!!) …….. but Java’s tuning favors long-running tasks (shoot) .. we want to…

Track down runaway cost in Cost Explorer Now that we’ve set up a tagging practice and cost allocation tags, it’s time to use them and figure out what our AWS apps really cost, and keep tabs on any abnormal cost spikes draining our company’s resources. Disclaimer I Love My Local Farmer is a fictional company inspired by customer…

Keeping tabs on your cloud costs, Part 1/2 The question “what is the Total Cost of Ownership for this app?” has plagued the IT world for many years. …

Java Migrations: The tale of eeny, meeny, miny, moe Last year, I wrote a blogpost about alternatives for migrating a Java Spring app onto the cloud using different kinds of AWS services. There was a new service called AWS App Runner which seemed to be the simplest way of deploying…

Picking a Cloud Infrastructure — ECS & FARGATE Our last post discussed our migration options using EC2 (Beanstalk & Lift&Shift) and Lambda solutions (JVM, Micronaut, GraalVM) for our Spring application. Now, it’s time to look at some options using containers. 🎺🎺Enter ECS and Fargate! 🎺🎺 Disclaimer I Love My Local Farmer…

Picking a Cloud Infrastructure — EC2 & Lambda solutions — TL;DR; These are the considerations we went through while analyzing several ways of migrating our Java Spring application. Spoiler alert: we chose AWS ECS w/ FARGATE So, we have a Java Spring application that needs to be migrated. As most migrations onto the cloud, there’s a bunch of ways of…

Part 1: Current architecture — It’s time! After getting our toes wet on a couple of cloud projects, we are now targeting a migration. And not just any migration.. this is a full-on, proud Java Spring stack, complete with DB and all! In the past, whenever the topic of migrating monolithic Java apps into the…

Troubleshooting RDS IAM Authentication, and other tips — Now that we covered the setup for AWS Lambdas to connect to RDS instances and RDS Proxies, let’s go over the code necessary to authenticate your Java AWS Lambdas via IAM Authentication, as well as the traditional user/pwd auth. We’ll also cover troubleshooting, since this rarely works on the first…