Cyber Security Consulting

3/2020 – 6/2020

CTO at medical research startup. Responsible for product development, security and technical strategy. Built and managed a small team of software developers and data scientists.CTO at medical research startup. Responsible for product development, security and technical strategy. Built and managed a small team of software developers and data scientists.
Skills: Information Technology · Amazon Web Services (AWS) · Node.js · NumPy · Data Science · Natural Language Processing (NLP) · Machine Learning · Network Security · Python · JavaScript · Information Security · Testing · Computer Security · Networking

Management (allg.), Netzwerk-Sicherheit, Projektleitung / Teamleitung (IT), Software engineering / -technik

6/2015 – 9/2019

Member of the corporate product security team. Penetration testing iOS, Android mobile apps and web applications, vulnerability evaluations and risk assessments. Working with tools like Burpsuite, Wireshark, Metasploit, sqlmap, nmap, drozer, adb, dex2jar, jd-gui, cycript, frida, etc to test mobile and web applications. Coordinating product security updates with dev-ops and development teams using Atlassian (e.g. Jira, Confluence). Doing vulnerability research, risk assessments and evaluations using CVSS. Presenting at internal corporate security conferences. Doing internal CTF competitions

Certified Ethical Hacker (CEH), Cyber Security, Cyber Security Practitioner (CSP), Penetrationstest, Web Security

5/2011 – 5/2014

SAP systems support, configuration, training and trouble-shooting in these modules:
SAP FI, FI-BL, CO-OM, CO-PA, CRM, CA, BC - (eCATT)
Backup Support in SAP SD and MM.

-Authorizations and user management in:
SAP-FI / CO
SAP-CRM

-Implementation of secure FTP Services
Transition from standard FTP to sFTP
Creating and maintaining of batch FTP scripts (Windows Server)
Maintenance of public key infrastructure

SAP CO, SAP FI