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Fast and Beautiful: Modern Image Delivery Techniques



Doug Sillars examines strategies to send images to devices, taking a look at progressive images, placeholder images, lazy loading, with examples showing how to improve the usability of a site or app.


Doug Sillars is a freelance mobile performance expert, having helped thousands of developers speed up their mobile apps and websites. A Google Developer Expert and the author of O’Reilly’s “High Performance Android Apps”, Doug regularly speaks at conferences, and blogs at He is currently working as a freelance digital nomad, traveling with his family in Europe.

About the conference

DevDays Europe – software development conference bringing together internationally recognized speakers and developers to encourage excellence and innovation in the software development community. At this conference we cover the emerging technologies and best practices in the software development industry – regardless of technological platform or language – without commercial hype.

Recorded at:

Apr 22, 2020