The Twitter Engineering Blog

Information from Twitter's engineering team about our technology, tools and events.

Results from Engineering for: April 2014

Twitter #DataGrants selections

Learn more about the six institutions we’ve selected to receive Twitter #DataGrants.


Scalding 0.9: Get it while it’s hot!

It’s been just over two years since we open sourced Scalding and today we are very excited to release the 0.9 version. Scalding at Twitter powers everything from internal and external facing dashboards, to custom relevance and ad targeting algorithms, including many graph algorithms such as PageRank, approximate user cosine similarity and many more.

There have been a wide breadth of new features added to Scalding since the last release:


Manhattan, our real-time, multi-tenant distributed database for Twitter scale

Twitter has unique and intensive storage requirements. We built a database, called Manhattan, that meets those requirements and allows self-service access for our engineers.