Airbnb: https://medium.com/airbnb-engineering
Amazon: https://developer.amazon.com/blogs
Asana: https://blog.asana.com/category/eng
Atlassian: https://developer.atlassian.com/blog
Bittorrent: http://engineering.bittorrent.com
Cloudera: https://blog.cloudera.com
Docker: https://blog.docker.com
Dropbox: https://blogs.dropbox.com/tech
eBay: http://www.ebaytechblog.com
Facebook: https://code.facebook.com/posts
GitHub: https://githubengineering.com
Google: https://developers.googleblog.com
Groupon: https://engineering.groupon.com
Highscalability: http://highscalability.com
Instacart: https://tech.instacart.com
Instagram: https://engineering.instagram.com
Linkedin: https://engineering.linkedin.com/blog
Mixpanel: https://mixpanel.com/blog
Netflix: https://medium.com/netflix-techblog
Nextdoor: https://engblog.nextdoor.com
PayPal: https://www.paypal-engineering.com
Pinterest: https://engineering.pinterest.com
Quora: https://engineering.quora.com
Reddit: https://redditblog.com
Salesforce: https://developer.salesforce.com/blogs/engineering
Shopify: https://engineering.shopify.com
Slack: https://slack.engineering
Soundcloud: https://developers.soundcloud.com/blog
Spotify: https://labs.spotify.com
Stripe: https://stripe.com/blog/engineering
primer: https://github.com/donnemartin/system-design-primer
Twitter: https://blog.twitter.com/engineering/en_us.html
Thumbtack: https://www.thumbtack.com/engineering
Uber: http://eng.uber.com
Yahoo: https://yahooeng.tumblr.com
Yelp: https://engineeringblog.yelp.com
Zoom: https://medium.com/zoom-developer-blog