Performance

I will present a case study on how we optimized our application to be both fast and resilient, even with queries involving multiple terabytes of data. There's nothing new or magical here—just "boring [...]

Modern PHP applications often rely on multiple external services via HTTP, especially with the rise of AI tools like OpenAI. However, PHP’s single-threaded nature forces your application to wait for each response, creating [...]

Discover what Memory Leaks are in practice. We'll use MemLab and Chrome DevTools to debug leakage in our sample application, and it'll no longer be a black box for Developers attending the session!

Iterators could save your day on many occasions. Everyone has already been bothered by memory overflows when trying to manage too big collections in PHP. These are omnipresent in the most famous PHP [...]

Hey fellow web developers! Understanding how the browser does its thing is key for us. Have you ever thought about what happens when a Promise is done doing its job? Or maybe you've [...]

Join us for a deep dive into web performance optimization where JavaScript execution meets real-world responsiveness. Explore the inner workings of the V8 engine, dissect TBT and long tasks, and understand the delicate [...]

Profiling is commonly associated with performance optimization, but its applications extend far beyond that. One other use case of profiling is that it can help you understand how a language works. In this [...]

Maintaining ultra-fast speed and web performance at scale all comes down to efficient caching, but when personalization comes into play, caching can be an immense challenge: it’s a tradeoff between caching enough variations [...]