Users don’t care how your website is built, what backend you’re running or if you’re using the coolest JS framework on the block. They only care about content. That content has to be meaningful and it has to be rendered in the browser lightning fast or you’ve lost them.
Performance metrics are critical for understanding the impact of our work as web developers on improving our user experience and making it joyous to use. But not all performance metrics do a great job of representing what our users actual see and experience. Network metrics have been around for decades, but rendering metrics are newer and they’re doing a better job of capturing the moment critical content is visible.
What rendering metrics currently exist? What do they mean and how do they compare? We survey the rendering metrics available – including newcomers like Time to Interactive and Time to First Meaningful Paint – and help you pick the right metrics to focus on for your website and your users.
With our UX performance metrics in mind we’ll also examine several techniques for improving the rendering experience of our websites:
You’ll come away with a renewed focus on the performance metrics and rendering techniques that improve your user experience the most.
Mark comes from a design background but has always been just as passionate about the code. He has spent 24 years crafting websites and mobile apps in a variety of roles, including running his own design studio, lecturing at New Zealand’s best design school and leading teams to deliver some on New Zealand’s largest websites as a creative director in a digital agency.
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