Hello

I'm Alejandro

A Web Engineer from Málaga, Spain based in London, UK

Blog

Code splitting

We live in a world where there are plenty of devices. They have different sizes, memory, cpu or even screen resolutions. Some are faster than others. But they all have something in common, they want to access the web and they want to do it…
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Understanding Optional Chaining

Great News! Optional Chaining is a thing! But... are you ready for it? Do you know what does it mean? Do you know how to use it? If that's a no, hopefully, at the end of this post, you will perfectly know how to answer all these questions…
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How to create your own Typescript library

Creating my own Typescript library is being my life for the last months, so I wanted share my experience and the steps you should follow to create your very own. From my point of view, there are a lot of missing points on the Internet when…
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React performance with CSS

There are a lot of different ways to do CSS with React, and the library itself is not opinionated on how you do so, instead, it’s you, the developer, who decides what to use. Reality is, that if you look for “Stying a React App” in google…
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Intersection Observer in action

Intersection Observer? Whaaat!? That sounds scary! In this post I want to explain my journey through and use case for using Intersection Observer. I will also give you a brief overview of how you can get started. As the specification says…
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