Stefan Jönsson

Stefan Jacholke has extensive experience in the finance and technology sectors, currently serving in a Statistical Arbitrage role at Invariance Capital since December 2018. Prior to this, Stefan was the Director at Default Invariance from January 2017 to December 2018, focusing on the development and management of non-HFT market making strategies utilizing machine learning. Stefan also completed a Haskell Summer of Code internship at Haskell.org in 2016, where key contributions included developing a block-based functional programming language for CodeWorld, featuring a Hindley Milner type inference system and a Haskell-based backend. Academically, Stefan holds a Master's degree in Computer Engineering and a B.Eng in Computer and Electronics from North-West University, as well as a Matric certificate from Hartbeespoort High School.