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Our team handles over 30 billion requests each month. We run a stack with Ruby, MongoDB, Rust, Go, React and are improving this all the time.

Pros and Cons of Using structure.sql in Your Ruby on Rails Application

By Daniele Pestilli on

Discover the major differences and benefits of using structure.sql vs schema.rb in your Ruby on Rails application.

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How to Use Broadway in Your Elixir Application

By Alex Koutmos on

Discover how Broadway can help you create highly concurrent data processing pipelines in your Elixir app.

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Configurable Ruby Modules: The Module Builder Pattern

By Michael Kohl on

Explore how to implement configurable modules in Ruby — a technique sometimes referred to as the Module Builder Pattern.

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JavaScript Errors: An Exceptional History - Part II

By Adam Yeats on

We continue our deep dive into JavaScript errors. This time, we look at how to handle them in your code today.

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Sidekiq Optimization and Monitoring

By Stefan Verkerk on

Where we look at lessons learned in monitoring and performance, and go through some things that seem simple at first, but turn out to be a bit more complex.

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JavaScript Errors: An Exceptional History

By Adam Yeats on

We take a deep dive into the history of Errors in JavaScript.

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How We Tracked Down an Exception Without Errors: A Detective Story

By Tom de Bruijn on

This is a short detective story about how we tracked down an exception in AppSignal.com's flow that didn't cause an error...

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Ruby Templating: Baking an Interpreter

By Benedikt Deicke on

In this post, we'll bake our own Interpreter, bringing the Templating series together with a lot of sticky stroop.

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Migrate to our new Slack App!

By Tom de Bruijn on

There's a new Slack app in town. Make sure to migrate to our new Slack app before the 1st of October!

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The Inherited Hook Method in Ruby - and More Parenting Lessons

By Mehdi Farsi on

Today, we will explore the inherited hook method and dive into preventing inheritance

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New Sample Page Graphs and Navigation

By Tom de Bruijn on

Remember that error that you didn't have time for? Well, we remember it as well. And now, we've made sure that you can easily access it with our new sample navigator.

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Type Checking in Ruby — Check Yo Self Before You Wreck Yo Self

By Michael Kohl on

A splash into Duck Typing, gradual typing and enjoying Sorbet on a typical summer day

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