sia karamalegos

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freelance developer, international conference speaker, workshop instructor, and community organizer

i like to make the web fast

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Recent Writing

Day 7 of⚡️ #30DaysOfWebPerf ⚡️: Image Formats

Image format can affect performance more than size. Learn about your best options.

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Day 6 of⚡️ #30DaysOfWebPerf ⚡️: Self-hosted fonts

Google Fonts is great, but how do we avoid the performance pitfalls?

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Day 5 of⚡️ #30DaysOfWebPerf ⚡️: Your laptop is a filthy liar

Dev Tools throttling emulators are great, but they don't mimic real devices.

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More posts can be found in the archive.