Twitter Cortex
Cortex is a group of researchers, engineers and scientists working together to build state of the art machine learning technologies within Twitter.
Twitter is what’s happening in the world right now and operating at such a global scale brings massive research and engineering challenges. Cortex exists to solve these challenges through development and application of new machine learning techniques, aiming to ensure that users have the best possible experience across all of Twitter’s platforms and media - from connecting users with the best content to enhancing video quality.
See What's New In Cortex
Introducing Twitter’s first algorithmic bias bounty challenge
By Rumman Chowdhury and Jutta Williams
Friday, 30 July 2021
Graph Neural Networks as Neural Diffusion PDEs
By Ben Chamberlain and Michael Bronstein
Friday, 23 July 2021
Provably expressive graph neural networks
By Fabrizio Frasca and Michael Bronstein
Tuesday, 1 June 2021
Sharing learnings about our image cropping algorithm
Wednesday, 19 May 2021
Work with us
We are seeking brilliant machine learning researchers, data scientists, and software engineers who want to be part of a world‑class team working on the most exciting technology applied to Twitter data.