Robert Slootjes articles - 16 total
AWS Lamba & RDS Proxy
Probably like many others, I tried to avoid relational databases like Postgres, MySQL and MariaDB...
AWS AppSync Events vs IoT Core
AWS recently announced AppSync Events and it looks like very useful service. However when I was...
AWS IoT Core Simplified - Part 4: Rules
We are now able to connect clients to the server, either using a presigned url or a custom...
AWS IoT Core Simplified - Part 3: Custom Authorizer
Custom Authorizer While the Presigned URL method can be very effective, sometimes you need...
AWS IoT Core Simplified - Part 2: Presigned URL
This is part 2 in a series of articles about IoT Core: Parts coming up: Part 3: Connect using a...
AWS IoT Core Simplified - Part 1: Permissions
AWS IoT Core is an amazing (and often overlooked) service as I said before when comparing IoT Core to...
Amazon EventBridge Event Metadata
Amazon EventBridge Event Bus is a serverless event bus that helps you receive, filter, transform,...
AWS RDS & ElastiCache remote access with Port7777
Sometimes you just need to be able to quickly access a database that's inside a VPC. I stumbled upon...
Optimizing Typescript packages in Serverless Framework with esbuild
Update April 14, 2025 The /u modifier is breaking for the latest Go-based typescript compiler as the...
QLDB to EventBridge using Pipes
Last year I did a project with AWS Quantum Ledger Database or simply QLDB. QLDB is a fully managed...
API Gateway Websockets vs IoT Core
When you need websockets in a project on AWS most likely API Gateway Websockets (I will refer to it...
Creating a UUID in Step Functions
In a recent project I wanted to generate a UUID in a StepFunction. Using the new intrinsic functions...
Logging EventBridge events to S3 with Firehose
When using EventBridge I always log all events to an S3 bucket for auditing, analytics and debugging...
CloudFront & S3 Versioning
I was looking into options how to serve specific versions of objects on a versioned S3 bucket with...
Dynamic Rate Cron using Step Functions
This is a verbatim copy of an article I published on Medium. When I was reading this great article...
Cognito User Pool Tips & Tricks
When implementing Cognito in a project I ran into some things that others might run in too. Hopefully...