Josef works as a software developer in the Dynatrace Research Lab, where he helps materialize research ideas into products. He shares his time between cyber security and distributed computing teams. In previous jobs, he designed and coded several distributed, high-throughput, and low-latency systems for processing vast amounts of data used for cybersecurity purposes. He also designed and coded several cybersecurity analytical applications that used graph algorithms and machine learning. He significantly contributed to the cybersecurity Sapan project https://sappan-project.eu, founded by the European Union. He likes sharing knowledge and experience and has spoken at cybersecurity and big data conferences several times.