Addy Osmani

Engineering leader and senior thinker
Addy Osmani is an Irish Software Engineer and leader currently working on the Google Chrome web browser. He has worked at Google for ten years, focused on making the web fast. He previously worked at AOL and on Fortune 500 sites. Addy is the of a number of books including Learning JavaScript Design Patterns, Learning Patterns, and Image Optimization.


Image Optimization

by Addy Osmani

Learning Patterns

by Lydia Hallie and Addy Osmani

JS Design Patterns

by Addy Osmani

Efficient Engineers - a book of growth tips for engineers, tech leads and managers by Addy Osmani

Coming Soon

by Addy Osmani

Featured: 14 Habits

by Zeno Rocha

Featured: SM Book 4

by Addy Osmani

Backbone Applications

by Addy Osmani

Case Studies





Pictured: Addy Osmani. Clothes by Calkin Klein
  1. Current projects

    I lead some of Google Chrome's Speed and Developer Experience efforts. Our projects include Aurora, WordPress Performance, Lighthouse, PageSpeed Insights and Chrome User Experience Report. We recently shipped User Flows for DevTools and Lighthouse!

  2. Open-source

    Projects I've contributed to include Lighthouse, Workbox, Quicklink, Guess.js, Yeoman, HNPWA, TodoMVC, Critical and Material Design Lite. You can find more on GitHub.

  3. YouTube

    I previously appeared on State Of The Web talking about the state of JavaScript. The last show I did was season 4 of Totally Tooling Tips with Matt Gaunt. It has unicorns!.

  4. Talks

    Recordings of my talks are on my YouTube channel. These include Optimize the Core Web Vitals and Cost Of JavaScript. You can find some of my talks on Lanyrd and slides on SpeakerDeck.

  5. Blog

    My latest blog posts can be found on my profile. My last post on here was: Communicating Effectively As A Tech Lead