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Juan Francisco Pérez GiménezJF

Juan Francisco Pérez Giménez

Ethical Hacking | Pentesting | SysAdmin

€100/day
Alicante, ES
0-2 years

Average response time: 12 hours

Freelancer profile translated to English.
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About Juan Francisco

Cybersecurity and Pentesting Specialist with experience in vulnerability analysis, attack simulation, and development of realistic environments with Docker. I have created custom CTF-style labs, technical web audit reports, and Active Directory environments for offensive practice and training.
I work with tools like Burp Suite, Nmap, Wireshark, Splunk, and Kali Linux, and I specialize in discovering and documenting vulnerabilities in websites, internal networks, and simulated cloud environments.
I offer basic and advanced security audits, creation of environments for training or technical validation, and generation of professional pentesting reports for startups, developers, and IT teams.
Do you need to know how secure your website, API, or network is? I am ready to help you professionally, clearly, and quickly.
  • Spanish

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • Wilsescybersecurity,
    Cybersecurity Intern
    TELECOMMUNICATIONS
    January 2025 - March 2025 (2 months)
    Zambia
    Web Vulnerability Analysis, Vulnerability Analysis with Nessus, Log Analysis with Splunk, Free Dark Web Security Project
    Nessus LFI XSS SQLinjection System Security Splunk Dark Web
    Nmap Metasploit WPSCAN Wordpress
  • GeaEnterprise,
    Systems Administration Intern
    PUBLIC SECTOR
    March 2021 - July 2021 (4 months)
    Castalla, VC, Spain
    Hardware and Software Installation
    Create Linux USB for backups, use as an isolated environment or Linux for testing. Configure TpLink firewall
    Active Directory Management
    Basic Web Development HTML and CSS
    Hardening of a Linux server on AWS

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Education

  • Estudios de Ingles General,
    Lexis English Brisbane,
    2024
    Estudios de Ingles General,
  • Master en Ciberseguridad,
    INESEM Business School,
    2023
    Master en Ciberseguridad,

Certifications

Skill set

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