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Nazarii Lytvynenko [відкрити контакти](див. вище в блоці «контактна інформація»)
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LinkedIn
[відкрити контакти](див. вище в блоці «контактна інформація»)
Summary

Application Security Engineer with hands-on experience in penetration testing, vulnerability management, and
security assessments. Experienced in working with engineering teams to identify and remediate security risks while
supporting secure development practices. Strong interest in offensive security, and continuous professional growth.

Work Experience

Sharkscode, Remote, UA
Application Security Engineer October 2025 - Present
• Identified security vulnerabilities through SAST, DAST, SCA, VM, IaC, Container security and ASV.
• Managed vulnerability remediation processes, risk prioritization, SLA tracking, and risk register maintenance.
• Participated in penetration testing engagements, including scoping, reconnaissance, threat modeling,
vulnerability analysis, exploitation, post-exploitation, and reporting according to PTES.
• Validated security findings with engineering teams and provided actionable remediation guidance.

SOC Analyst June 2025 - October 2025
• Performed first-line incident response activities in accordance with established playbooks and security
procedures.
• Participated in the development, testing, and tuning of WAF correlation rules.
• Created and maintained incident reports, investigation summaries, and security documentation.

Skills

Application Security Security Tools Standards & Frameworks
Penetration Testing, Secure SDLC, Burp Suite Pro, OWASP ZAP, OWASP Top 10, MITRE ATT&CK,
Vulnerability Management, Risk Metasploit, Wireshark, Nmap, PTES, NIST CSF
Assessment, Security Reporting Nessus, OX Security, Cloudflare WAF,
AWS Inspector
Certifications
TryHackMe
• Junior Penetration Tester Learning Path
• Pre Security Learning Path.

Education

Master’s degree of Cybersecurity
Igor Sikorsky Kyiv Polytechnic Institute Graduated: 2026

Languages
English – Intermediate
Ukrainian – Native
Russian – Native