Engineering
From /users/123 to /users/:id: A Guide to Route Parametrization
How Sentry's JS SDKs figure out your dynamic route names to make querying your issues easier.
Engineering
Shipping Features Without Writing Code
How Cursor's background agent added C# support to Sentry with minimal prompting.
Engineering
Building a Product Tour in React
How we went about building a performant, in-app product tour API using only React
Engineering
Formatting SQL in the Browser Using PEG
Writing a rudimentary SQL parser and formatter in JavaScript that handles Sentry's need to format invalid SQL and output into JSX.
Engineering
How Sentry queries unstructured data in ClickHouse 62x faster
We repurposed a hashtable to make ClickHouse significantly faster for analytical queries
Engineering
Debugging Query Rate Limiting in Sentry
Snuba, the primary storage and query service for event data that powers Sentry in production, has historically been doing rate limiting under the hood, making…
Engineering
Better Code Rendering Through Virtualization
How we rebuilt Codecov's code renderer from the ground up to be faster and more efficient, utilizing virtualization.
Engineering
Enabling Out-of-the-Box Performance Insights in Unity Games with the Sentry SDK
Learn how we built the autoinstrumentation in the Unity SDK via IL Weaving
Engineering
Perfectly Fitting Text to Container in React
Building a React component that automatically updates its font size to fill its parent element as fully as possible.
Engineering
Mobile App Launch Profiling
See what's happening in your app before your first line of code can even run.
Engineering
Splitting production databases with minimal downtime
As we scale Sentry, we need to expand Postgres capacity by splitting up workloads across multiple primaries.
Engineering
Preact or Svelte? An Embedded Widget Use Case
Preact or Svelte, which framework is best for building an embedded user feedback widget?
Engineering
Replaying Backend Errors using Sentry’s Session Replay
Session Replay is a powerful visual tool that captures user interactions, providing insights into the actions that resulted in errors. It records various…
Engineering
Mutation-testing our JavaScript SDKs
Let's dive into mutation testing. In this post we talk about how mutation testing works, the state of it in JavaScript and we share our results of applying it to our JavaScript SDK repository
Engineering
How we fixed incorrect Codecov bundle size reporting
How we resolved incorrect Codecov bundle size reporting when using GitHub Actions.
