About Alexander
- A long-term security roadmap
- A focused web application or API penetration test
- Targeted AI Breakout exercise or Network Testing
- Retesting after remediation
- A quick security consultancy
- Ongoing advisory support
- Independent testing or validation for clients, audits, or investors
English
Native or bilingual
Polish
Native or bilingual
Experience
- Secure Impact LtdSenior Security ConsultantJuly 2024 - Today (1 year and 11 months)• Purple Teaming - highly collaborative clients• Multi-month projects - complex and unique systems to assess• Physical security - hands-on experience with physical penetration tests and black-team style engagements• AI Testing
- Jaja Finance LTDApplication Security SpecialistDecember 2020 - May 2024 (3 years and 5 months)• Revitalised SDLC via CI/CD, secure design (HLD/LLD), OWASP secure coding practices, vulnerability remediation, SCA & system hardening• Penetration tests and code reviews of APIs, mobile (Android/iOS), and web against OWASP Top 10, aligning to OWASP ASVS, NIST and MASVS• Supporting engineers & stakeholders as a subject matter expert especially on production incidents and out-of-hours remediation• Using internal risk board and Wiz threat intelligence for prioritisation• Phishing using KnowBe4, defences using Mimecast & O365 DLP.• Played a key role in achieving PCI-DSS, ISO 27001.
- ADECO SportCEO – Succession AdministratorHEALTH AND WELLNESSDecember 2019 - August 2024 (4 years and 8 months)Katowice, Poland• Spearheaded risk management and threat modelling along with BCP/DR• Use of CIS benchmarks, Cyber Essentials+, UX/UI tools, Firebase, GitHub, C & Java• Leadership and Management – led and coordinated a diverse groups of employees across R&D, programming, production and logistics• Penetration testing of internal infrastructure and mobile app• Product Owner – for patented tennis wall, hardware sensors, mobile app• Project Manager – successfully completed an EU-funded project – hardware with mobile app (Android Store: Adeco Sport Pro)• Experience in compliance & contracts – EU laws.
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Education
- BSc (Hons) - 1st class in Computer Security and ForensicsUniversity of Bedfordshire2015
- GIAC Certified Penetration Tester (GPEN)GIAC2025GIAC Certified Penetration Tester (GPEN)