When it comes to scaling Lambda Functions triggered by Kinesis Data Streams it can be tricky to optimise your infrastructure for your given scenario. Limitations of Lambda functions triggered by Kinesis can result in two bottlenecks — the capacity of the data stream and the ability for the Lambda function…

In the last section, I wrote about how we upgraded our tooling in preparation for our full Apollo Server 3 upgrade. In the final article on this topic, I’ll talk about the steps we took to mitigate and resolve all the breaking changes in v3, as well as how we…

Learn to read the clues and resolve the mystery of who murdered the EventBridge rule! One day at the Payment Service team, we had a problem with the execution of a Step Function. This state machine was triggered by an EventBridge rule every 45 minutes. To our surprise, this rule…

Alternative title — How to Shoehorn Aerosmith Into A Blog Post. — Introduction Our traffic during release events or sales is vastly disproportionate to our day to day operations. In order to manage these high levels of traffic without significantly rearchitecting the platform for these important, but infrequent events, we decided to add a layer that could protect the platform and ensure that…

Over the past 6 months, the LEGO.com team have been undertaking efforts to migrate their Apollo GraphQL Server to the latest version. In this multi-part series, we will share our methodologies and findings, as well as resources to help your team make the same transition. In this blog, I’ll detail…