Cortex
Twitter Cortex is a team of engineers, data scientists, and machine learning researchers dedicated to building a unifying representation of all of the users and content on Twitter, to help build a product in which people can easily find new experiences to share and participate in.
Our mission
Twitter is the heartbeat of the world: it’s the only platform that offers insight into everything that is happening in the last 15 minutes from the macro to very local. Every event happens on Twitter, and our team Cortex is responsible for surfacing the most relevant tweet, photos, videos and live periscopes from the massive and ever changing firehose of content.
Our work
Check out our latest release for Torch:
Work with us
If you are a brilliant machine learning researcher, data scientist or software engineer, and want to be part of a world‑class team working on the most exciting technology applied to Twitter data then consider these positions:
- PhD Intern (Machine Learning)
- Software Engineer (Deep Learning)
- Software Engineer (Systems)
- Data Scientist (Machine Learning)
Our team



































