All contributors
All contributors
![Rory Graves](https://www.sphere.it/wp-content/uploads/2020/01/SphereIT22_gotowe_web_BPawlik-343-150x150.jpg)
Rory Graves
Staff Software Engineer at The Trade Desk
A software developer who has worked at every scale from tiny startups to global organisations. Rory has a passion for contribution and has contributed to many open-source projects. A passionate optimizer, known for drive by optimization of random OSS projects. Worked on performance optimization within the Scala compiler. Outside of IT, he has many interests including public speaking, windmills, and martial arts.
Speakers related by area of interest
![Vladimir Polushin](https://www.sphere.it/wp-content/uploads/2021/03/Vladimir_Polushin-150x150.jpeg)
Vladimir Polushin
Open source contributor – Scala
Vladimir has worked on two Google Summer of Code projects, fastparse bytes and stalagmite for better case classes. He is a regular contributor to ENSIME…
![Francois Farquet](https://www.sphere.it/wp-content/uploads/2021/03/francois_farquet_square-François-Farquet-150x150.jpeg)
Francois Farquet
Oracle Labs | GraalVM
Francois Farquet is a senior researcher at Oracle Labs Switzerland in the GraalVM team. His interest are benchmarking, performance evaluation and regression detection. He also…
![fallback image](https://www.sphere.it/wp-content/themes/sphere-learning-platform/assets/img/person.png)
Sébastien Doeraene
Executive Director of the Scala Center
Sébastien Doeraene is a compiler/runtime systems hacker and a Scala enthusiast. Best known as the author of Scala.js, he is now executive director of the…
![Tomasz Godzik](https://www.sphere.it/wp-content/uploads/2020/01/Tomasz_Godzik-150x150.jpg)
Tomasz Godzik
Senior Scala Developer at VirtusLab
Tomasz has worked with multiple programming language tools through the years trying to provide an effective environment for other developers to work within both in…