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Performance Monitoring

Using server-side caching to speed up your applications, save on infra costs, and deliver better UX

Performance Monitoring
If you’ve ever been floored by a sub-100ms response time, you’ve likely got caching to thank. Caching is the unsung hero of performance, shaving precious millis...
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Debugging Python with VS Code and Sentry

Performance Monitoring
Sentry is committed to helping developers fix broken code quickly and effectively. In this article, we’ll cover a range of intermediate to advanced techniques f...
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Missing indexes are slowing down your database - here's how to find and fix them with Sentry

Performance Monitoring
Slow database queries drag down performance for both developers and users. They waste resources, slow down testing, and frustrate customers with laggy experienc...
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How I reduced an API call from >5 seconds to under 100ms

Performance Monitoring
Given that 100% of the databases I have interacted with in my professional career have been SQL databases, my data-based mental model (please enjoy my pun) has ...
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6 Common Causes of Application Performance Issues

Performance Monitoring
Application performance is critical for a seamless user experience, but all too often, developers find themselves struggling to pinpoint slowdowns. Understandin...
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How to debug, log, and monitor performance in Node.js

Performance Monitoring
You’re a good developer, that’s why when writing your Node.js application, you also wrote some unit tests to ensure your logic worked as expected. But what do y...
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Why Clean Architecture makes debugging easier

Performance Monitoring
Let’s start with things we already know - complex projects are inherently hard to debug. The more complicated they are, the harder it is to debug them. The size...
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How I cut 22.3 seconds off an API Call using Trace View

Performance Monitoring
Dan Mindru is a Frontend Developer and Designer who is also the co-host of the Morning Maker Show. Dan is currently developing a number of applications includin...
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How to identify fetch waterfalls in React

Performance Monitoring
Fetch Waterfalls are scenarios where multiple fetch requests are invoked in a sequential manner, not in parallel. This leads to some serious performance degrada...
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Low effort image optimization tips

Performance Monitoring
“A picture is worth a thousand words”. So if a picture takes more than 4 seconds to load, does it mean that your website’s content fails to communicate a thousa...
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Fetch Waterfall in React

Performance Monitoring
Have you seen this problem? Or maybe this one? You’ve most likely seen this: export const Component = () => { const [data, setData] = useState() const [load...
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Fixing memoization-breaking re-renders in React

Performance Monitoring
React’s component-based approach to building web applications allows us to break up our web apps into smaller components that we can easily reuse. When a compon...
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Performance Monitoring for Every Developer: Web Vitals & Function Regression Issues

Performance Monitoring
Extracting relevant insights from your performance monitoring tool can be frustrating. You often get back more data than you need, making it difficult to connec...
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How to identify and fix Render-Blocking Resources

Performance Monitoring
Render-blocking resources are JavaScript and CSS files that prevent the web page from loading until they are downloaded. These might be critical resources that ...
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Code Refactoring and why you should refactor your code

Performance Monitoring
Software does not expire, but it “rots”. Its quality degrades over time. As you build your project and add features, you probably won’t always build it in a cle...
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The New APM: Actionable, Affordable, and Actually Built For Developers

Performance Monitoring
The observability landscape - specifically your traditional Application Performance Monitoring (APM) offerings are failing modern-day developers. These legacy t...
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Profiling 101: Why profiling? (2/2)

Performance Monitoring
This is part 2 of a 2-part series on profiling. If you’re not yet familiar with the what profiling is, check out the first part in our series. Part 1: What is p...
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Profiling 101: What is profiling? (1/2)

Performance Monitoring
The performance of your app matters. From ensuring a good user experience to retaining users, performance makes a difference in your app’s success. Using the ri...
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