David Majcherczyk
David Majcherczyk is a co-founder of invade, which he started in May 2025, and is based in Brussels. He has also been a senior security engineer at DHL Express since September 2024.
Before founding invade, he worked as a penetration tester at Comrado from May 2023 to May 2025, and at Cresco Cybersecurity from November 2021 to June 2023.
He studied computer science at the Université libre de Bruxelles, where he obtained a Bachelor of Science between 2014 and 2019.
Career
Roles
INVADEPentester | Co-founderMay 2025 – Present
- DHL ExpressSenior Security EngineerSep 2024 – Present
ComradoPenetration TesterMay 2023 – May 2025
Cresco CybersecurityPenetration TesterNov 2021 – Jun 2023
Education
Université libre de Bruxelles#10schoolBachelor of Science - BS, Computer Science2014 - 2019
From public career histories · 5 entries