As Site Reliability Engineers who manage corporate infrastructure at Google, we deal with a large number of internally used services that need to be load balanced for scalability and reliability. In 2012, two different platforms were used to provide load balancing, both of which presented different sets of management and stability challenges. In order to alleviate these issues, our team set about
![Seesaw: scalable and robust load balancing](https://cdn-ak-scissors.b.st-hatena.com/image/square/b722ab6a8d0eea5af96be1d0582d119630c663bc/height=288;version=1;width=512/https%3A%2F%2Fopensource.google%2Fimages%2Fos-anim-main.gif)