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$ Guntur Wahyu Ramadhan

Information Security Engineer|Security Analyst|Penetration Tester

>Cybersecurity professional with expertise in security analysis, penetration testing, and implementing robust security solutions. Committed to protecting digital assets and addressing the latest cyber threats.

Education

Yogyakarta State University

Information Technology — Bachelor's Degree

2022 – 2026

Universiti Tun Hussein Onn Malaysia

Online Inbound Mobility Programme: Project Management (Grade: A)

July 2023 – Sep 2023

Achievements

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Top 5 Bug Bounty

KemendikdasmenJun 2026

Finalist – Rise The Ranger Satsiber TNI

Satsiber TNISep 2025

1st Place – National Cyber Exercise #3 (BSSN)

BSSNApr 2024

Certifications

6
View all

Work Experience

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Penetration Tester

Full Time
Widya SecurityYogyakartaMar 2026 – Jun 2026
  • Conducted penetration testing on web applications, mobile applications (Android & iOS), and servers.
  • Performed security testing using rooted Android and jailbroken iOS devices to identify mobile vulnerabilities.
  • Assisted in patch management activities and provided recommendations to improve system security
  • Collaborated with clients to validate security fixes by performing retesting after patches were implemented.

Information Security Engineer Intern

Internship
GdpLabsYogyakartaJan 2026 – Mar 2026
  • Deployed and configured Tracecat as a SOAR platform, building automated playbooks for incident triage and response across Windows, macOS, and Linux endpoints monitored by Wazuh SIEM.
  • Integrated Wazuh alerts with Tracecat workflows to automate threat detection and enrichment, reducing MTTR to security incidents.

Information Security Engineer Intern

Internship
GdpLabsYogyakartaJul 2025 – Dec 2025
  • Designed and deployed an automated vulnerability assessment system for 1000+ web applications.
  • Developed custom scanning workflows aligned with OWASP Top 10, improving testing efficiency by 70%.

Information Security Engineer Intern

Internship
GdpLabsYogyakartaDec 2024 – Mar 2025
  • Implemented SIEM (Wazuh) for real-time log monitoring across 4 systems.
  • Built SOAR workflows to automate incident handling, improving SOC response time by 90%.

Skills & Expertise

Languages & Frameworks

HTML
CSS
JavaScript
TypeScript
Python
PHP
Bash
React
Next.js
Tailwind CSS

Operating Systems

Windows
Kali Linux
Debian
Ubuntu

Security Standards

OWASP ASVS/WSTG
NIST CSF
ISO 27001

Databases

Microsoft SQL Server
MySQL
MongoDB

DevOps & Tools

Docker
Git
GitHub

Security Tools

SIEM
SOAR
Burp Suite
Nmap
Metasploit
Frida
ADB
Wireshark

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