portfolio

Wilder Graterol

Cybersecurity Specialist | IT Systems & Web Developer

Passionate and detail-oriented Cybersecurity and IT Specialist with over a decade of experience securing networks, managing systems, and developing web applications. Skilled in designing safe, scalable, and user-friendly solutions for organizations across education, technology, and security sectors. Known for blending technical precision with creative problem-solving, and for thriving in remote, multicultural teams.

Professional Experience

  1. PROYELEC INTERNATIONAL, C.A. — Security Consultant & IT Support Technician

    Jun 2020 – Nov 2023 | Remote & On-site (Venezuela)

    Designed and implemented company-wide IT and security systems, improving data protection and reliability. Advised leadership on cybersecurity strategy and best practices. Monitored, diagnosed, and resolved system vulnerabilities and network issues in real time. Delivered high-quality IT support for hardware, software, and cloud infrastructure.

  2. UNIVERSIDAD DEL ZULIA — IT Administrator & Technology Manager

    Oct 2015 – Sep 2018 | Maracaibo, Venezuela

    Managed VLAN networks, Active Directory, and user access for 500+ staff and students. Secured systems against cyber threats through proactive monitoring and regular updates. Oversaw Windows and Linux servers, ensuring uptime and data integrity. Performed backup and recovery operations as Database Administrator.

  3. UNIVERSIDAD DEL ZULIA — Web Developer & Programmer Analyst

    Apr 2012 – Oct 2015 | Maracaibo, Venezuela

    Built and maintained responsive websites using HTML, CSS, PHP, and JavaScript. Optimized UX/UI design for improved usability and accessibility. Developed, tested, and deployed secure web applications and CMS-based portals. Ensured code compliance with industry standards and browser compatibility.

Proyects

Diseño Web - Mundo Fotográfico

Creación y diseño de sitio web e-commerce.

Diseño Web - Farmabien

Propuesta de diseño web, pagina informativa.

Security Consultant - Proyelec

Recuperación y restauración de sitio web.

Web Developer & Designer- Mias eShop

Diseño, creación y desarrollo de sitio web e-commerce de Amazon autopilot.

Diseño Web - Saint

Creación y diseño de sitio web de distribucion de aplicación administrativa.

Technical Skills

Cybersecurity:

Network defense, vulnerability assessment, data protection, access control, endpoint security

Networking & Systems:

Windows & Linux administration, VLANs, Active Directory, DNS, email servers

Web Development:

WordPress, HTML5, CSS3, PHP, JavaScript, JQuery, UX/UI design

Databases:

SQL Server, MySQL, PostgreSQL, Sybase

Cloud & Tools:

AWS Cloud, Google Workspace, Git, cPanel

programming

  • HTML
    96%
  • CSS
    92%
  • Javascript
    83%
  • PHP
    91%
  • NodeJS
    74%
  • JQuery
    86%

graphic design

  • Adobe Illustrator
    86%
  • Adobe PhotoShop
    78%
  • Adobe FireWorks
    92%

databases

  • Sybase
    76%
  • MySQL
    90%
  • PostgreSQL
    88%
  • MongoDB
    74%

languages

  • English
    89%
  • Spanish
    98%

Personal Highlights

Fast learner with a creative approach to problem-solving. Strong communicator and reliable collaborator in remote, cross-functional teams. Passionate about cybersecurity innovation, automation, and lifelong learning.

I am a web designer and front-end developer focused on creating modern websites with elegant designs, easy navigation, CMS-manageable applications, and web applications that are visually striking and user-friendly.

I have worked with Joomla- and WordPress-based platforms, with over 10 years of experience building sites using HTML5, CSS3, JavaScript, PHP, JQuery, NodeJS. I also handle database administration and maintenance for Sybase, MySQL, PostgreSQL, and MongoDB.I have also worked as a developer of e-commerce websites.

My goal is to help clients create a user-friendly website by applying optimization strategies and techniques (SEO) so that their site appears organically in internet search engines. para que su sitio web aparezca orgánicamente en buscadores de Internet.