Joshua Marantz

Joshua Marantz
Member Technical Staff, Google

Website | @jmarantz

Joshua Marantz is a software engineer at Google, where he is tech-lead of mod_pagespeed, a project to build an open-source Apache module for automatically improving website latency and reducing bandwidth consumption by rewriting HTML, CSS, Javascript, and Images. At Google he has also worked on latency improvements in web caching infrastructure and scalable social networking. Prior to Google, Josh spent 20 years in the Electronic Design Automation industry, much of it working on accelerated functional simulation. He holds BS and MS degrees from MIT, in Computer Science and Engineering, and Electrical Engineering and Computer Science.


Web Performance, Mission City Ballroom B1
Joshua Marantz (Google)
Average rating: ****.
(4.00, 15 ratings)
mod_pagespeed has 39 filters designed to improve web performance. Each was created because it should have positive impact on some sites. But it doesn't always work out that way. Sometimes transformations can slow sites, or interact poorly with introspective JavaScript. We'll look at some of these failures & what they can teach us about how to improve WPO technology and make better use of it. Read more.


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