GitHub's Engineering Blog

And Esty: https://codeascraft.com/

Netflix: http://techblog.netflix.com/

Facebook: https://code.facebook.com/posts/

Instagram: https://instagram-engineering.tumblr.com/

Pinterest: http://engineering.pinterest.com/

These are all excellent blogs to keep up on in your free time.

That is one of the fastest loading and most lightweight blogs I've seen. Total load time was 341ms for me. Anyone know what's running it?

Another engineering blog that people might not know about:

https://engineering.linkedin.com/

The real shame here is that `samlambert`'s user name isn't `SLAMbert`.

These are some of the top sites' engineering blogs which I collected over a period of time - I removed those which have already been posted:

Google: http://googledevelopers.blogspot.com/ http://google-engtools.blogspot.com/ http://googleresearch.blogspot.com/

YouTube: http://youtube-eng.blogspot.com/

Baidu: http://usa.baidu.com/category/baidutechblog/

Yahoo: http://yahooeng.tumblr.com/ http://yahoodevelopers.tumblr.com/

Wikipedia (closest I could find): https://blog.wikimedia.org/c/technology/

Amazon: https://aws.amazon.com/blogs/aws/

Twitter: https://engineering.twitter.com/

eBay: http://www.ebaytechblog.com/

Microsoft: http://microsoftengineering.com

FourSquare: http://engineering.foursquare.com/

Apple (closest): https://developer.apple.com/

Paypal: https://www.paypal-engineering.com/ https://devblog.paypal.com/

Dropbox: https://blogs.dropbox.com/tech/

Edit: More (collected from this link: http://www.quora.com/What-are-the-top-startup-engineering-bl...):

Yelp: http://engineeringblog.yelp.com/

Quora: http://engineering.quora.com/

Yammer: http://eng.yammer.com/blog/

AirBnB: http://nerds.airbnb.com/

Square: https://corner.squareup.com/

Flickr: http://code.flickr.net/

Soundcloud: https://developers.soundcloud.com/blog/

Cloudera: http://blog.cloudera.com/blog/

Slideshare: http://engineering.slideshare.net/

Heroku: http://engineering.heroku.com/

Pinterest: http://engineering.pinterest.com/

Seatgeek is pretty good too: http://chairnerd.seatgeek.com