Jan Oppermann is an experienced ethical hacker and security professional with a remarkable career in the field. He is an expert in various technologies and has extensive knowledge and experience working with network infrastructure, Wi-Fi, web and mobile applications, and programming languages such as Python. Janusz has received numerous certifications in both security and technical areas, including CEH, CISSP, and OSCP. Janusz is also a skilled speaker and consultant with an interest in sharing his experiences and knowledge with the community.

Prior to his current position as Lead Developer VanavondBezorgd at Red je Pakketje, Janusz worked at Deloitte Nederland as Senior Ethical Hacker/ Junior Manager, Sogeti Nederland as a Security Tester/Ethical Hacker, Rabobank International as Security Intelligence Analyst, KPN Corporate Market as Information Security Specialist, and KPN Consulting Nederland as a Vulnerability Assessment/ Penetration tester and System/Network Security Engineer.

Janusz's background includes studying Technische Informatica at LOI Hogeschool, ICT Beheerder at De School voor ICT, Omgevingsmanagement Propedeuse at Saxion Hogescholen, and Technical Acceleration Track 3 at KPN Consulting.

Overall, Janusz is an accomplished and qualified ethical hacker and security professional with extensive experience in various technologies, and an interest in sharing his knowledge with others.