http://highscalability.com/blog/2012/4/9/the-instagram-architecture-facebook-bought-for-a-cool-billio.html http://instagram-engineering.tumblr.com/post/...

Instagram and Flickr are image-hosting services but the underlying architecture has different
platforms. Instagram on one hand uses various technologies. It makes heavy usage of python
language. Starting from database, it implements hybrid of NoSQL and SQL. Much of its content
is stored via PostgreSQL. Pgbouncer is used to store connections to PostgreSQL. Ubuntu Linux,
Fabric, Vmtouch are some of the heavily used Open source technologies. To stream feeds
continuously, Redis is a preferred choice for Instagram. This shows that Instagram makes heavy
used open source. Instagram never stores anything at its end. It uses cloud technology to
maintain the storage. Amazon services provides reliable connections and async work scheduling
components. The overall system results in exposing most of its API. Also Instagram employs
dynamic language where in code is stored in custom bits which are coded so...