#​208 — July 9, 2021

Read on the Web

Serverless Status
Serverless news, views, and developments each Friday

How the Koyeb Serverless Engine is Built — Not many companies put together their own serverless platform but here’s a look behind the scenes of one which did. They first started with Kubernetes but then moved on to a Nomad, Firecracker, and Kuma-based stack.

Yann Léger and Alisdair Broshar (Koyeb)

Deno Deploy Beta 1 — Deno Deploy is a multi-tenant JavaScript engine (running V8) operating in 25 data centers across the world to which you can quickly deploy Deno-based code — Deno is the Node-a-like built by Node’s original author. Deno Deploy Beta First Look is an independent look at it including the start up times on offer.

Ryan Dahl

AWS CloudWatch Instance Monitoring Dashboard — Get data and actionable insights to monitor your applications, respond to system-wide performance changes, optimize resource utilization, and get a unified view of operational health. Try it for free with an InfluxDB Cloud account.

InfluxData sponsor

Using Amazon MQ for RabbitMQ as an Event Source for AWS Lambda — Yes, AWS Lambda now supports Amazon MQ for RabbitMQ as an event source (joining ActiveMQ which already worked before). This post demonstrates how to set up a function that can be invoked by messages from RabbitMQ queues.

Talia Nassi (AWS)

▶  Using Deno Deploy to Release Super Fast Cloud Functions — Jack promises a look into the “potential JavaScript future” by building a chat app using Deno and deploying it on the Deno Deploy platform (mentioned above). This is easy to understand and follow along with, and the approach taken feels so natural.

Jack Herrington

Miniflare: A Fully-Local Cloudflare Workers Simulator — A simulator for developing and testing Cloudflare Workers even without an Internet connection at all.


How Find Campsite Slots using Dart and AWS Lambda — Emery wanted to go camping in Yosemite but reservations are required. This post covers how he created a bot to look through the official reservations site and notify him when an opening appeared.

Emery Silberman

Asynchronous Background Processing for Ruby using AWS Lambda Extensions — AWS Lambda Extensions were created so Lambda authors could integrate with various monitoring tools, but LambdaPunch lets you use it in a more general way from Ruby or Rails code.

Ken Collins

Detecting Locked Bicycle Stations: An AWS Serverless Story — This series of articles is about a developer spending ‘way too much time’ trying to solve a niche problem while learning how to use AWS services.

Jean Baptiste Muscat

Redirection Done Better, with CloudFlare Workers — Serverless platforms provide a great no maintenance way to keep a URL redirector available for the long term and with 100K free calls per day on CloudFlare Workers, it could fit most casual use cases.

Mohammed Brückner

Five AWS Lambda Tricks to Save You Money and Improve Performance
Joe Coburn

Build a Serverless Leaderboard API using Cloudflare Workers and Redis
Enes Akar