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<img class="title" src="http://arf20.com/arfnet_logo.png" width="64">
<span class="title"><strong>ARFNET</strong></span>
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<h2>Ángel Ruiz Fernandez</h2>
<p>CS student and tinkerer obsessed about linux and programming</p>
<a href="mailto:arf20@arf20.com">arf20@arf20.com</a> (ARFNET) <a href="/arf20_public.asc">Public Key</a><br>
<a href="mailto:aruizfernandez05@gmail.com">aruizfernandez05@gmail.com</a> (personal)<br>
<a href="https://github.com/arf20">Github</a>
<hr>
<h2>Working Experience</h2>
<blockquote>
<h3><a href="https://um.es">Universidad de Murcia</a></h3>
<blockquote>
</blockquote>
<li><b>2024-now:</b> Internal Student at [UMU FIUM] DIIC (with ANTS group): P4lang development with Edgecore switches at Gaia (GÉANT P4Lab) and 5G experimentation with Open5GS/srsRAN and Amarisoft Callbox</li>
<h3><a href="https://www.murcialanparty.com/">Murcia LAN Party</a></h3>
<blockquote>
<b>2023, 2024:</b> Volunteer, network and streaming
</blockquote>
</blockquote>
<h2>Education</h2>
<blockquote>
<h3><a href="https://um.es">Universidad de Murcia</a></h3>
<blockquote>
<p><a href="https://www.um.es/web/informatica/">
<b>2023-now: </b>Computer Science degree
</a></p>
</blockquote>
<h3>IES Ramon Arcas Meca (Lorca)</h3>
<blockquote>
<p><b>2021-2023: </b>Baccalaureate degree (scientific branch)</p>
</blockquote>
<h3>Conservatorio de Musica Narciso Yepes</h3>
<blockquote>
<p><b>2017-2023: </b>Middle degree of Music in guitar</p>
</blockquote>
</blockquote>
<h2>Certifications and licenses</h2>
<ul>
<li><b>Aug 2025: </b>RIPE NCC IPv6 Certification<br>
<div data-iframe-width="150" data-iframe-height="270" data-share-badge-id="67df9682-9cc4-4198-8c90-6a9d6a2d9c37" data-share-badge-host="https://www.credly.com"></div><script type="text/javascript" async src="https://cdn.credly.com/assets/utilities/embed.js"></script>
</li>
<li><b>Jan 2024: </b>Hurricane Electric IPv6 Certification<br>
<img src="https://ipv6.he.net/certification/create_badge.php?pass_name=arf20&badge=2" style="border: 0; width: 250px; height: 194px" alt="IPv6 Certification Badge for arf20"></img>
</li>
<li><b>2022: </b>CEPT Radioamateur Licence (EA5JGX)</li>
</ul>
<h2>Memberships</h2>
<ul>
<li><b>2022</b>: Full rights member of <a href="https://makersofmurcia.org/">Makers of Murcia</a></li>
<li><b>2021</b>: Honourable ARPA member of <a href="https://sdf.org">SDF Public Access UNIX System</a></li>
</ul>
<h2>Awards</h2>
<ul>
<li><b>May 2024: </b>Galileo Mastermind by ESA challenge at HackUPC 2024 for GalileoHack</li>
</ul>
<h2>Languages</h2>
<ul>
<li><b>Spanish</b> (native)</li>
<li><b>2022: English</b> (oficially OIE B2, practically pretty good)</li>
</ul>
<h2>Computer knowledge</h2>
<ul>
<li><b>General purpose languages: </b>C, C++, Java</li>
<li><b>Math languages:</b> Matlab, R</li>
<li><b>Assembly languages:</b> Intel x86 and x86_64, MIPS, Z80</li>
<li><b>Web languages:</b> HTML, CSS, JavaScript, PHP</li>
<li><b>Typesetting languages:</b> LaTeX, Markdown, groff</li>
<li><b>Build systems:</b> CMake, Make</li>
<li><b>Version control systems:</b> Git</li>
<li><b>Operating Systems:</b> GNU/Linux, *BSD, Solaris, IRIX, AIX, plan9, MS-DOS, Windows</li>
<li><b>OS building:</b> Kernel development, embedding Busybox/Linux</li>
<li><b>Server and hypervisor software:</b> Proxmox VE, nginx, (all manner, see ARFNET)</li>
<li><b>Networking:</b> Cisco, Mikrotik, pf/OPNSense, DELL, SONiC, P4lang</li>
</ul>
<h2>Aditional knowledge</h2>
<ul>
<li><b>Electronics:</b> Digital and analog, radioelectronics, PCB design, MCUs, antenna design, high voltage</li>
<li><b>Old computers:</b> 386 onwards, Sun SPARC, SGI; MS-DOS, old Windows, Solaris, IRIX, BSD</li>
<li><b>Multimedia:</b> Video recording, editing and streaming</li>
<li>Music theory and interpretation</li>
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