393 lines
22 KiB
HTML
393 lines
22 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>Havox — John Gatward</title>
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<link rel="preconnect" href="https://fonts.googleapis.com">
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<link
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href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:ital,wght@0,400;0,700;1,400&family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,600;1,9..144,300&display=swap"
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rel="stylesheet">
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<link rel="stylesheet" href="style.css" />
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</head>
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<body>
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<!-- ─── Nav ─────────────────────────────────────────────────── -->
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<nav>
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<a href="#hero" class="nav-logo">havox</a>
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<ul class="nav-links">
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<li><a href="#about">about</a></li>
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<li><a href="#skills">skills</a></li>
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<li><a href="#tutorials">tutorials</a></li>
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<li><a href="#projects">projects</a></li>
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<li><a href="#contact">contact</a></li>
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</ul>
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</nav>
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<!-- ─── Hero ─────────────────────────────────────────────────── -->
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<section id="hero">
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<p class="hero-eyebrow">// havox.org — v4</p>
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<h1 class="hero-name">John <em>Gatward</em></h1>
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<p class="hero-subtitle">Software Developer</p>
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<p class="hero-desc">
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<span class="hero-by-line"><span class="hero-by">Backend engineer</span><span class="hero-by-role">by
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trade</span></span>
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<span class="hero-by-line"><span class="hero-by">Full-stack developer</span><span class="hero-by-role">by
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curiosity</span></span>
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<span class="hero-by-line"><span class="hero-by">Unofficial family cloud engineer</span><span
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class="hero-by-role">by necessity</span></span>
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<span class="hero-by-footer">I like building useful things and understanding how they work.</span>
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</p>
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<div class="hero-links">
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<a href="#projects" class="btn btn-primary">see my work</a>
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<a href="https://github.com/jayo60013" class="btn btn-ghost" target="_blank" rel="noopener">
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<svg width="14" height="14" viewBox="0 0 24 24" fill="currentColor">
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<path
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d="M12 0C5.37 0 0 5.37 0 12c0 5.31 3.435 9.795 8.205 11.385.6.105.825-.255.825-.57 0-.285-.015-1.23-.015-2.235-3.015.555-3.795-.735-4.035-1.41-.135-.345-.72-1.41-1.23-1.695-.42-.225-1.02-.78-.015-.795.945-.015 1.62.87 1.845 1.23 1.08 1.815 2.805 1.305 3.495.99.105-.78.42-1.305.765-1.605-2.67-.3-5.46-1.335-5.46-5.925 0-1.305.465-2.385 1.23-3.225-.12-.3-.54-1.53.12-3.18 0 0 1.005-.315 3.3 1.23.96-.27 1.98-.405 3-.405s2.04.135 3 .405c2.295-1.56 3.3-1.23 3.3-1.23.66 1.65.24 2.88.12 3.18.765.84 1.23 1.905 1.23 3.225 0 4.605-2.805 5.625-5.475 5.925.435.375.81 1.095.81 2.22 0 1.605-.015 2.895-.015 3.3 0 .315.225.69.825.57A12.02 12.02 0 0 0 24 12c0-6.63-5.37-12-12-12z" />
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</svg>
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GitHub
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</a>
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<a href="https://www.linkedin.com/in/jaygatward" class="btn btn-ghost" target="_blank" rel="noopener">
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<svg width="14" height="14" viewBox="0 0 24 24" fill="currentColor">
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<path
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d="M20.447 20.452h-3.554v-5.569c0-1.328-.027-3.037-1.852-3.037-1.853 0-2.136 1.445-2.136 2.939v5.667H9.351V9h3.414v1.561h.046c.477-.9 1.637-1.85 3.37-1.85 3.601 0 4.267 2.37 4.267 5.455v6.286zM5.337 7.433a2.062 2.062 0 0 1-2.063-2.065 2.064 2.064 0 1 1 2.063 2.065zm1.782 13.019H3.555V9h3.564v11.452zM22.225 0H1.771C.792 0 0 .774 0 1.729v20.542C0 23.227.792 24 1.771 24h20.451C23.2 24 24 23.227 24 22.271V1.729C24 .774 23.2 0 22.222 0h.003z" />
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</svg>
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LinkedIn
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</a>
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</div>
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</section>
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<div class="divider"></div>
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<!-- ─── About ─────────────────────────────────────────────────── -->
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<section id="about" class="about-section">
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<div class="reveal">
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<p class="section-label">about</p>
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<h2 class="section-heading">Havox & <em>me</em></h2>
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</div>
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<div class="about-columns">
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<!-- Bio blocks -->
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<div class="about-grid reveal" style="transition-delay:0.05s">
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<div class="about-block">
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<span class="about-block-tag tag tag-blue">day job</span>
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<p>Backend engineer at <strong>Sainsbury's</strong> Supply Chain & Logistics. Microservices,
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Spring Boot, Kafka, MongoDB, AWS. It's good fun.</p>
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</div>
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<div class="about-block">
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<span class="about-block-tag tag tag-teal">dev</span>
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<p>Fascinated with new languages, frameworks, and shiny tech I probably don’t need. Constantly
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tinkering, breaking things, and learning just enough to build something cooler next time.</p>
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</div>
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<div class="about-block">
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<span class="about-block-tag tag tag-yellow">linux</span>
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<p>Long-time Linux user and recovering distro-hopper. Currently: Hyprland on Void. Home server
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running 24/7 for friends and family who didn't ask for it but appreciate it.</p>
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</div>
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<div class="about-block">
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<span class="about-block-tag tag tag-mauve">havox</span>
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<p>Started in 2017 as a place to dump whatever I found interesting. Four redesigns and several dead
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domains later, it's still going. Less a portfolio, more a paper trail.</p>
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</div>
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</div>
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<!-- Version timeline -->
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<div class="reveal" style="transition-delay:0.15s">
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<p class="section-label">version history</p>
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<div class="version-timeline">
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<div class="version-item">
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<div class="v-dot v-dot--current"></div>
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<div class="v-content">
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<div class="v-title">Havox V4 <span class="v-current-badge">current</span></div>
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<div class="v-year">2026 → present</div>
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<div class="v-desc">Catppuccin Mocha. Single page. Trying to get a new job this time.</div>
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</div>
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</div>
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<a class="version-item version-item--link" href="archive/v3/index.html">
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<div class="v-dot"></div>
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<div class="v-content">
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<div class="v-title">Havox V3 <span class="v-link-arrow">↗</span></div>
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<div class="v-year">2022 → 2025</div>
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<div class="v-desc">Borrowed a template. Wasn't very 'me'.</div>
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</div>
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</a>
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<a class="version-item version-item--link" href="archive/v2/index.html">
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<div class="v-dot"></div>
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<div class="v-content">
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<div class="v-title">Umbra.cyou <span class="v-link-arrow">↗</span></div>
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<div class="v-year">2019 → 2022</div>
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<div class="v-desc">Complete redesign using SCSS & Nord theme.</div>
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</div>
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</a>
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<a class="version-item version-item--link" href="archive/v1/index.html">
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<div class="v-dot"></div>
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<div class="v-content">
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<div class="v-title">Havox.org <span class="v-link-arrow">↗</span></div>
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<div class="v-year">2016 → 2019</div>
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<div class="v-desc">Entire site in one PHP file 🤣. Had a daily <s>trump</s>
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quote-of-the-day achieved via webscraping a site daily.</div>
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</div>
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</a>
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</div>
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</div>
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</div>
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</section>
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<div class="divider"></div>
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<!-- ─── Skills ─────────────────────────────────────────────────── -->
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<section id="skills">
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<p class="section-label reveal">skills</p>
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<h2 class="section-heading reveal" style="transition-delay:0.05s">What I <em>know</em></h2>
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<div class="skills-grid">
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<div class="skill-card reveal">
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<span class="skill-card-icon">☕</span>
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<h3>Backend</h3>
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<p>Professional Java experience building microservices & RESTful APIs with Spring Boot. TDD with
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JUnit & Mockito.</p>
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<div class="tag-row">
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<span class="tag tag-blue">Java</span>
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<span class="tag tag-green">Spring Boot</span>
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<span class="tag tag-teal">AWS</span>
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<span class="tag tag-peach">Kafka</span>
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<span class="tag tag-sky">MongoDB</span>
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</div>
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</div>
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<div class="skill-card reveal" style="transition-delay:0.08s">
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<span class="skill-card-icon">🎨</span>
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<h3>Frontend & Creative</h3>
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<p>Comfortable with react and CSS. I enjoy visualising algorithms interactively — it's more fun than
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a
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console output.</p>
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<div class="tag-row">
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<span class="tag tag-yellow">React.js</span>
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<span class="tag tag-peach">TypeScript</span>
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<span class="tag tag-blue">HTML/CSS</span>
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</div>
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</div>
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<div class="skill-card reveal" style="transition-delay:0.16s">
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<span class="skill-card-icon">🖥</span>
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<h3>Systems & Infra</h3>
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<p>Long-term Linux user. Self-hosted web & media servers. Comfortable with networking, security
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practices, and the command line.</p>
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<div class="tag-row">
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<span class="tag tag-green">Linux</span>
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<span class="tag tag-teal">Docker</span>
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<span class="tag tag-blue">Self-Hosting</span>
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<span class="tag tag-peach">Wireguard</span>
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</div>
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</div>
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<div class="skill-card skill-card--wide reveal" style="transition-delay:0.24s">
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<span class="skill-card-icon">🎓</span>
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<h3>Academic Breadth</h3>
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<p>C, C++, x86_64 assembly, Haskell, R & MatLab from uni. Modules in Advanced networking,
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algorithms, compilers,
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graphics, cryptography, malware analysis & many more.</p>
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<div class="tag-row">
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<span class="tag tag-blue">C / C++</span>
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<span class="tag tag-mauve">Haskell</span>
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<span class="tag tag-yellow">Algorithms</span>
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<span class="tag tag-teal">Security</span>
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<span class="tag tag-peach">Low Level OS</span>
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</div>
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</div>
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</div>
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</section>
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<div class="divider"></div>
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<!-- ─── Projects ──────────────────────────────────────────────── -->
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<section id="projects">
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<p class="section-label reveal">projects</p>
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<h2 class="section-heading reveal" style="transition-delay:0.05s">Things I <em>built</em></h2>
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<p class="section-intro reveal" style="transition-delay:0.1s">
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Recent projects & things I found interesting. I have gone to painstaking lengths to not edit my older
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projects... we all start somewhere.
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</p>
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<div class="card-grid reveal" style="transition-delay:0.15s">
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<a class="card" href="projects/cellular_automata/index.html">
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<span class="card-date">23 Jul 2023</span>
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<span class="card-title">Game of Life</span>
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<span class="card-desc">After previously implementing game of life in p5.js, I implemented a generic
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simulator, for more obsquere automata.</span>
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<span class="card-arrow">→</span>
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</a>
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<a class="card" href="projects/percolation/index.html">
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<span class="card-date">2 Feb 2022</span>
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<span class="card-title">Percolation</span>
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<span class="card-desc">A small demonstration to show liquid percolating through a medium as more cracks appear - and at what p value this happens.</span>
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<span class="card-arrow">→</span>
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</a>
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<a class="card" href="projects/cubic_bezier_curve/index.html">
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<span class="card-date">1 Oct 2021</span>
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<span class="card-title">Drawing Bézier curves</span>
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<span class="card-desc">Interactive animated diagram for quadratic and cubic Bézier curves. Click to
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place points.</span>
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<span class="card-arrow">→</span>
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</a>
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<a class="card" href="projects/marching_squares.html">
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<span class="card-date">23 Sep 2021</span>
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<span class="card-title">2D Marching squares</span>
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<span class="card-desc">Marching squares in action — click a tile to edit the terrain.</span>
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<span class="card-arrow">→</span>
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</a>
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<a class="card" href="projects/warping_lines.html">
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<span class="card-date">2 Apr 2020</span>
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<span class="card-title">Müller-Lyer illusion</span>
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<span class="card-desc">A visualisation of the Müller-Lyer optical illusion rendered in JS.</span>
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<span class="card-arrow">→</span>
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</a>
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<a class="card" href="projects/fourier_series.html">
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<span class="card-date">27 Feb 2019</span>
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<span class="card-title">Fourier series</span>
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<span class="card-desc">Building a square wave from nothing but sine waves. Mesmerising.</span>
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<span class="card-arrow">→</span>
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</a>
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<a class="card" href="projects/ellipse_construction.html">
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<span class="card-date">23 Feb 2019</span>
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<span class="card-title">Constructing an ellipse</span>
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<span class="card-desc">How an ellipse can be constructed with a circle and radial lines — inspired by
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3Blue1Brown.</span>
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<span class="card-arrow">→</span>
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</a>
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<a class="card" href="projects/pi_approximation.html">
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<span class="card-date">18 Mar 2018</span>
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<span class="card-title">Calculating PI</span>
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<span class="card-desc">Monte Carlo method — ratio of randomly placed dots in a square vs circle.</span>
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<span class="card-arrow">→</span>
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</a>
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<a class="card" href="projects/oscillations_in_3d.html">
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<span class="card-date">17 Dec 2017</span>
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<span class="card-title">Oscillations in 3D</span>
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<span class="card-desc">JS implementation of a Bees and Bombs gif.</span>
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<span class="card-arrow">→</span>
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</a>
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<a class="card" href="projects/maze_generation/index.html">
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<span class="card-date">13 Nov 2017</span>
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<span class="card-title">Maze generator</span>
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<span class="card-desc">A maze generator in p5.js. Using DFS & recursive backtracking.</span>
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<span class="card-arrow">→</span>
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</a>
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</div>
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</section>
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<div class="divider"></div>
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<!-- ─── Tutorials ─────────────────────────────────────────────── -->
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<section id="tutorials">
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<p class="section-label reveal">tutorials</p>
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<h2 class="section-heading reveal" style="transition-delay:0.05s">Things I <em>wrote down</em></h2>
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<p class="section-intro reveal" style="transition-delay:0.1s">
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Best way to learn is to teach. When I find something interesting I write a short tutorial — mainly to
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consolidate my own understanding, but if it helps someone else that's a win.
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</p>
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<p class="section-intro reveal" style="transition-delay:0.1s">
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Had to really try my best to not touch anything here. Every tutorial here is exacty how it was when I wrote
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it in sixth form.
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</p>
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<div class="card-grid reveal" style="transition-delay:0.15s">
|
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<a class="card" href="tutorials/summed_area/index.html">
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||
<span class="card-date">3 Jan 2021</span>
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<span class="card-title">Summed-area tables</span>
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<span class="card-desc">Counting cells in a summed-area table, investigating how they work and why
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they're efficient.</span>
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<span class="card-arrow">→</span>
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</a>
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<a class="card" href="tutorials/midpoint_displacement/index.html">
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||
<span class="card-date">3 Feb 2019</span>
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||
<span class="card-title">Midpoint displacement terrain generation</span>
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<span class="card-desc">Generating random, natural-looking 2D terrains using the midpoint displacement
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algorithm.</span>
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<span class="card-arrow">→</span>
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</a>
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<a class="card" href="tutorials/convex_hull/index.html">
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||
<span class="card-date">14 Feb 2018</span>
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||
<span class="card-title">Convex hull generator</span>
|
||
<span class="card-desc">Wrapping algorithms — visualising how to find the convex hull of a point
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set.</span>
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||
<span class="card-arrow">→</span>
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</a>
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<a class="card" href="tutorials/tsp/index.html">
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<span class="card-date">22 Sept 2018</span>
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||
<span class="card-title">Travelling Salesperson Problem</span>
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||
<span class="card-desc">Different implementations of the TSP problem — a classic.</span>
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<span class="card-arrow">→</span>
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</a>
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||
</div>
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</section>
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|
||
<div class="divider"></div>
|
||
|
||
<!-- ─── Contact ───────────────────────────────────────────────── -->
|
||
<section id="contact">
|
||
<p class="section-label reveal">contact</p>
|
||
<div class="contact-inner reveal" style="transition-delay:0.1s">
|
||
<div>
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<h2>Let's <em>talk</em></h2>
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<p>
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I'm currently employed but open to the right opportunity — backend or full-stack, somewhere that
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ships interesting things with people who care about their craft.
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</p>
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<p>
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GitHub has the most complete picture of how I think. LinkedIn if you're formal. Either works.
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</p>
|
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</div>
|
||
<div class="contact-links">
|
||
<a href="https://github.com/jayo60013" class="contact-link" target="_blank" rel="noopener">
|
||
<span class="contact-link-icon">
|
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<svg width="18" height="18" viewBox="0 0 24 24" fill="currentColor">
|
||
<path
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||
d="M12 0C5.37 0 0 5.37 0 12c0 5.31 3.435 9.795 8.205 11.385.6.105.825-.255.825-.57 0-.285-.015-1.23-.015-2.235-3.015.555-3.795-.735-4.035-1.41-.135-.345-.72-1.41-1.23-1.695-.42-.225-1.02-.78-.015-.795.945-.015 1.62.87 1.845 1.23 1.08 1.815 2.805 1.305 3.495.99.105-.78.42-1.305.765-1.605-2.67-.3-5.46-1.335-5.46-5.925 0-1.305.465-2.385 1.23-3.225-.12-.3-.54-1.53.12-3.18 0 0 1.005-.315 3.3 1.23.96-.27 1.98-.405 3-.405s2.04.135 3 .405c2.295-1.56 3.3-1.23 3.3-1.23.66 1.65.24 2.88.12 3.18.765.84 1.23 1.905 1.23 3.225 0 4.605-2.805 5.625-5.475 5.925.435.375.81 1.095.81 2.22 0 1.605-.015 2.895-.015 3.3 0 .315.225.69.825.57A12.02 12.02 0 0 0 24 12c0-6.63-5.37-12-12-12z" />
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</svg>
|
||
</span>
|
||
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