Top Links from Issue #134

This issue was published on March 23, 2021

Ooh, S3 Object Lambdas! 🤗

In this issue, S3 Object Lambdas are now a thing, we talk WebAssembly, and we share a bunch of great serverless use cases. Read the full issue...

Most Popular Links

Below are the most popular links from Issue #134 as chosen by our Off-by-none email subscribers. Sign up for the newsletter and help choose the most popular links each week!


Using S3 Object Lambdas to Generate and Transform on the fly by Eoin Shanaghy
Fetching and transforming data from S3 using AWS Lambda is one of the most common serverless patterns. The new S3 Object Lambda feature allows a Lambda to be invoked on demand as part of the lifecycle of S3 GetObject. This opens up a new set of possibilities.


How I Conquer My AWS Costs by Yann Stoneman
By default, the services are ranked by the biggest dollar-eaters on top. To see what aspect of CloudWatch is having the biggest impact: 3. Now you’ll see exactly what aspects of CloudWatch are eating up the most cost. In this case it’s GetMetricData (GMD).


Production ready Typescript Serverless project configuration by Sebastian Bille
Before we get started - if you're just here because you want a plug 'n' play starter, here's a project generator and here's an example repository! 🚀 Getting Typescript to run is usually pretty simple. You just follow a few lines of instructions from the first google link.


How is serverless the future if 3rd parties go down all the time?
Just finished this article and then today Microsoft goes down worldwide. So I don't get it. How is serverless supposed to be the future if services go down ALL the time?


Serverless: what should be tested? by ProSiebenSat.1 Media SE
In the past years, a lot has been written about testing strategies. During our careers we saw different architecture shifts and with each of them the test strategy has changed as well.

Honorable Mentions

There are so many great blog posts, tutorials, use cases, and more shared each week by the #serverless community, that picking just a few to feature is really hard. So here are some other honorable mentions chosen by our readers.

Building a Serverless API Usage tracker on AWS by Fraser
In this post I would like to share our architecture for the API usage tracker. AWS EventBus offers out-of-the-box integration with multiple AWS Services.

Amazon DynamoDB: pointer strategy by Pawel Zubkiewicz
The transition from relational databases to the world of NoSQL is not easy. Literally, everything is different. Sometimes this can be so overwhelming that you don't know how to solve a problem so trivial that virtually nonexistent in the world of SQL databases.

Centralizing log management in a distributed AWS infrastructure by Jonathan Bernales
When correctly managed, logs provide organizations with strong traceability, alerting and backup capabilities. This is why organizations with appropriate log management practices are able to quickly troubleshoot and understand issues that might arise from its business-critical systems.

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About the Author

Jeremy is the GM of Serverless Cloud at Serverless, Inc. and an AWS Serverless Hero that has a soft spot for helping people solve problems using serverless. He frequently consults with companies and developers transitioning away from the traditional “server-full” approach. You can find him ranting about serverless on Twitter, in several forums and Slack groups, hosting the Serverless Chats podcast, and at (virtual) conferences around the world.


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Off-by-none is committed to celebrating the diversity of the serverless community and recognizing the people who make it awesome. If you know of someone doing amazing things with serverless, please nominate them to be a Serverless Star ⭐️!