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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Shreyas S Rai — Robotics Engineer</title>
<meta name="description" content="Robotics & Automation Engineer. Building AMRs, ROS 2 navigation stacks, and embedded systems from hardware to deployment.">
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=Syne:wght@400;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,300&display=swap" rel="stylesheet">
<style>
:root {
--bg: #0a0a0a;
--bg2: #111111;
--bg3: #1a1a1a;
--accent: #e8ff4a;
--accent2: #4affb0;
--text: #f0ede6;
--muted: #888880;
--border: rgba(240,237,230,0.1);
--border-hover: rgba(232,255,74,0.3);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
background: var(--bg);
color: var(--text);
font-family: 'DM Sans', sans-serif;
font-size: 16px;
line-height: 1.7;
overflow-x: hidden;
}
h1,h2,h3,h4 { font-family: 'Syne', sans-serif; }
nav {
position: fixed; top: 0; left: 0; right: 0; z-index: 100;
display: flex; align-items: center; justify-content: space-between;
padding: 1.25rem 4rem;
background: rgba(10,10,10,0.88);
backdrop-filter: blur(12px);
border-bottom: 1px solid var(--border);
}
.nav-logo { font-family:'Syne',sans-serif; font-weight:800; font-size:1.1rem; color:var(--accent); letter-spacing:-0.02em; }
.nav-links { display:flex; gap:2rem; list-style:none; }
.nav-links a { color:var(--muted); text-decoration:none; font-size:0.875rem; transition:color 0.2s; }
.nav-links a:hover { color:var(--text); }
section { padding: 6rem 4rem; max-width: 1100px; margin: 0 auto; }
.section-label { font-size:0.75rem; font-weight:500; letter-spacing:0.15em; text-transform:uppercase; color:var(--accent); margin-bottom:0.75rem; }
/* HERO */
#hero { position:relative; min-height:100vh; max-width:none; margin:0; padding:0; overflow:hidden; display:flex; align-items:center; }
.hero-video { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; z-index:0; transform:scale(1.04); filter:grayscale(0.18) saturate(0.72) contrast(1.16) brightness(0.58); }
.hero-scrim { position:absolute; inset:0; z-index:1; background:
radial-gradient(ellipse at 62% 42%, rgba(232,255,74,0.16), transparent 28%),
radial-gradient(ellipse at 78% 20%, rgba(255,255,255,0.10), transparent 22%),
linear-gradient(90deg, rgba(0,0,0,0.92) 0%, rgba(0,0,0,0.78) 34%, rgba(0,0,0,0.48) 68%, rgba(0,0,0,0.72) 100%),
linear-gradient(180deg, rgba(0,0,0,0.86) 0%, rgba(0,0,0,0.22) 40%, rgba(10,10,10,0.98) 100%);
}
.hero-grain { position:absolute; inset:0; z-index:2; pointer-events:none; opacity:0.34; background:
radial-gradient(circle at 50% 50%, transparent 0%, rgba(0,0,0,0.12) 46%, rgba(0,0,0,0.78) 100%),
linear-gradient(rgba(255,255,255,0.035), rgba(255,255,255,0));
mix-blend-mode:screen;
}
.hero-content { position:relative; z-index:3; width:min(1100px,100%); margin:0 auto; padding:8rem 4rem 4rem; }
.hero-eyebrow { font-size:0.8rem; letter-spacing:0.2em; text-transform:uppercase; color:var(--accent2); font-weight:400; margin-bottom:1.5rem; display:flex; align-items:center; gap:0.75rem; text-shadow:0 2px 18px rgba(0,0,0,0.65); }
.hero-eyebrow::before { content:''; display:block; width:32px; height:1px; background:var(--accent2); }
.hero-name { font-size:clamp(3.8rem,9vw,8.3rem); font-weight:800; line-height:0.9; letter-spacing:-0.04em; margin-bottom:1.5rem; max-width:780px; text-shadow:0 22px 70px rgba(0,0,0,0.72); }
.hero-name span { color:var(--accent); }
.hero-tagline { font-size:1.25rem; color:rgba(240,237,230,0.78); max-width:560px; font-weight:300; margin-bottom:3rem; line-height:1.6; text-shadow:0 12px 34px rgba(0,0,0,0.78); }
.hero-tagline em { color:var(--text); font-style:normal; font-weight:400; }
.hero-cta { display:flex; gap:1rem; flex-wrap:wrap; }
.btn-primary { background:var(--accent); color:#0a0a0a; padding:0.875rem 2rem; border-radius:2px; font-family:'Syne',sans-serif; font-weight:700; font-size:0.875rem; letter-spacing:0.05em; text-transform:uppercase; text-decoration:none; transition:transform 0.15s,box-shadow 0.15s; display:inline-block; }
.btn-primary:hover { transform:translateY(-2px); box-shadow:0 8px 24px rgba(232,255,74,0.3); }
.btn-outline { border:1px solid var(--border); color:var(--text); padding:0.875rem 2rem; border-radius:2px; font-family:'Syne',sans-serif; font-weight:700; font-size:0.875rem; letter-spacing:0.05em; text-transform:uppercase; text-decoration:none; transition:border-color 0.2s,color 0.2s; display:inline-block; }
.btn-outline:hover { border-color:var(--border-hover); color:var(--accent); }
.hero-stats { display:flex; gap:3rem; margin-top:5rem; padding-top:3rem; border-top:1px solid rgba(240,237,230,0.18); max-width:900px; }
.hero-stat-num { font-family:'Syne',sans-serif; font-size:2.5rem; font-weight:800; color:var(--accent); letter-spacing:-0.04em; }
.hero-stat-label { font-size:0.8rem; color:rgba(240,237,230,0.7); margin-top:0.25rem; }
/* ABOUT */
#about { border-top:1px solid var(--border); }
.about-grid { display:grid; grid-template-columns:1fr 1fr; gap:5rem; align-items:start; margin-top:3rem; }
.profile-img-wrap { width:100%; aspect-ratio:1; border-radius:2px; overflow:hidden; border:1px solid var(--border); margin-bottom:1.5rem; background:var(--bg3); }
.profile-img-wrap img { width:100%; height:100%; object-fit:cover; display:block; }
.profile-placeholder { width:100%; height:100%; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:0.75rem; color:var(--muted); font-size:0.8rem; }
.about-text { font-size:1.05rem; color:var(--muted); line-height:1.8; }
.about-text p+p { margin-top:1.25rem; }
.about-text strong { color:var(--text); font-weight:400; }
.about-links { display:flex; flex-direction:column; gap:1rem; margin-top:2rem; }
.about-link { display:flex; align-items:center; gap:0.75rem; color:var(--muted); text-decoration:none; font-size:0.9rem; padding:0.875rem 1.25rem; border:1px solid var(--border); border-radius:2px; transition:border-color 0.2s,color 0.2s; }
.about-link:hover { border-color:var(--border-hover); color:var(--accent); }
.about-right h3 { font-size:0.75rem; letter-spacing:0.15em; text-transform:uppercase; color:var(--muted); margin-bottom:1.5rem; }
.info-row { display:flex; justify-content:space-between; align-items:baseline; padding:0.875rem 0; border-bottom:1px solid var(--border); font-size:0.9rem; }
.info-row:last-child { border-bottom:none; }
.info-label { color:var(--muted); }
.info-value { color:var(--text); text-align:right; }
.info-value.accent { color:var(--accent2); }
/* SKILLS */
#skills { border-top:1px solid var(--border); }
.skills-intro { font-size:2.5rem; font-weight:800; letter-spacing:-0.03em; margin-bottom:3rem; max-width:600px; line-height:1.1; }
.skills-intro span { color:var(--accent); }
.skills-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:transparent; }
.skill-card { background:var(--bg); border:1px solid var(--border); padding:2rem 1.75rem; transition:background 0.2s; }
.skill-card:hover { background:var(--bg3); }
.skill-cat { font-size:0.7rem; letter-spacing:0.15em; text-transform:uppercase; color:var(--accent); margin-bottom:1rem; }
.skill-card h3 { font-size:1rem; font-weight:700; margin-bottom:0.875rem; }
.skill-tags { display:flex; flex-wrap:wrap; gap:0.5rem; }
.tag { font-size:0.75rem; padding:0.3rem 0.7rem; border:1px solid var(--border); border-radius:1px; color:var(--muted); }
/* PROJECTS */
#projects { border-top:1px solid var(--border); }
.projects-grid { display:flex; flex-direction:column; gap:1px; background:var(--border); margin-top:3rem; }
.project-card { background:var(--bg); transition:background 0.2s; }
.project-card:hover { background:var(--bg3); }
.project-inner { display:grid; grid-template-columns:1fr 380px; gap:0; }
.project-content { padding:2.5rem; }
.project-img-wrap { position:relative; overflow:hidden; border-left:1px solid var(--border); cursor:zoom-in; background:#050505; display:flex; align-items:center; justify-content:center; }
.project-img-wrap img { width:100%; height:100%; object-fit:contain; object-position:center; display:block; transition:transform 0.4s ease; }
.project-card:hover .project-img-wrap img { transform:scale(1.03); }
.project-img-wrap::after { content:'View full image'; position:absolute; right:1rem; bottom:1rem; padding:0.35rem 0.65rem; background:rgba(10,10,10,0.72); border:1px solid var(--border); color:var(--text); font-size:0.68rem; letter-spacing:0.08em; text-transform:uppercase; opacity:0; transform:translateY(6px); transition:opacity 0.2s,transform 0.2s; pointer-events:none; }
.project-img-wrap:hover::after { opacity:1; transform:translateY(0); }
.project-img-placeholder { width:100%; height:100%; min-height:220px; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:0.75rem; background:var(--bg3); color:var(--muted); font-size:0.8rem; text-align:center; padding:1rem; }
.project-img-filename { font-size:0.7rem; color:rgba(136,136,128,0.5); font-family:monospace; margin-top:0.25rem; }
.project-number { font-family:'Syne',sans-serif; font-size:0.75rem; color:var(--muted); letter-spacing:0.1em; margin-bottom:0.75rem; }
.project-header { display:flex; align-items:flex-start; justify-content:space-between; margin-bottom:0.875rem; gap:1rem; }
.project-title { font-size:1.35rem; font-weight:800; letter-spacing:-0.02em; }
.project-badge { font-size:0.65rem; padding:0.3rem 0.75rem; border-radius:1px; font-weight:700; letter-spacing:0.1em; text-transform:uppercase; white-space:nowrap; flex-shrink:0; }
.badge-live { background:rgba(74,255,176,0.12); color:var(--accent2); border:1px solid rgba(74,255,176,0.2); }
.badge-oss { background:rgba(232,255,74,0.1); color:var(--accent); border:1px solid rgba(232,255,74,0.2); }
.badge-research { background:rgba(255,255,255,0.05); color:var(--muted); border:1px solid var(--border); }
.project-desc { font-size:0.9rem; color:var(--muted); line-height:1.7; }
.project-points { color:var(--muted); font-size:0.9rem; line-height:1.7; padding-left:1.1rem; }
.project-points li { margin-bottom:0.45rem; }
.project-stack { display:flex; flex-wrap:wrap; gap:0.5rem; margin-top:1.25rem; }
.stack-tag { font-size:0.7rem; padding:0.25rem 0.6rem; background:var(--bg3); border:1px solid var(--border); border-radius:1px; color:var(--muted); }
.project-link { display:inline-flex; align-items:center; gap:0.5rem; color:var(--accent); text-decoration:none; font-size:0.8rem; font-weight:700; letter-spacing:0.05em; text-transform:uppercase; margin-top:1.5rem; transition:gap 0.2s; }
.project-link:hover { gap:0.75rem; }
.image-lightbox { position:fixed; inset:0; z-index:300; display:flex; align-items:center; justify-content:center; padding:3rem; background:rgba(0,0,0,0.88); backdrop-filter:blur(10px); opacity:0; visibility:hidden; transition:opacity 0.24s ease,visibility 0.24s ease; }
.image-lightbox.open { opacity:1; visibility:visible; }
.lightbox-panel { position:relative; max-width:min(1100px,92vw); max-height:86vh; transform:scale(0.94); opacity:0; transition:transform 0.28s ease,opacity 0.28s ease; }
.image-lightbox.open .lightbox-panel { transform:scale(1); opacity:1; }
.lightbox-panel img { display:block; max-width:100%; max-height:82vh; object-fit:contain; border:1px solid var(--border); background:#000; box-shadow:0 24px 80px rgba(0,0,0,0.55); }
.lightbox-caption { color:var(--muted); font-size:0.82rem; margin-top:0.85rem; text-align:center; }
.lightbox-close { position:absolute; top:-2.75rem; right:0; width:2.2rem; height:2.2rem; border:1px solid var(--border); background:rgba(10,10,10,0.82); color:var(--text); cursor:pointer; font-size:1.25rem; line-height:1; transition:border-color 0.2s,color 0.2s; }
.lightbox-close:hover { border-color:var(--border-hover); color:var(--accent); }
/* GITHUB PROJECTS */
#github-projects { border-top:1px solid var(--border); }
.github-intro { display:flex; align-items:flex-end; justify-content:space-between; gap:2rem; margin-top:0.5rem; }
.github-intro h2 { font-size:2.5rem; font-weight:800; letter-spacing:-0.03em; line-height:1.1; }
.github-intro p { max-width:420px; color:var(--muted); font-size:0.95rem; line-height:1.75; }
.github-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:1px; background:transparent; margin-top:3rem; }
.github-card { background:var(--bg); border:1px solid var(--border); padding:2rem; text-decoration:none; color:var(--text); transition:background 0.2s,transform 0.15s; min-height:250px; display:flex; flex-direction:column; }
.github-card:hover { background:var(--bg3); transform:translateY(-2px); }
.github-card-top { display:flex; align-items:flex-start; justify-content:space-between; gap:1rem; margin-bottom:1rem; }
.github-name { font-family:'Syne',sans-serif; font-size:1.1rem; font-weight:800; letter-spacing:-0.02em; }
.github-meta { font-size:0.65rem; color:var(--accent2); text-transform:uppercase; letter-spacing:0.12em; white-space:nowrap; }
.github-desc { color:var(--muted); font-size:0.9rem; line-height:1.7; margin-bottom:1.25rem; }
.github-tags { display:flex; flex-wrap:wrap; gap:0.5rem; margin-top:auto; }
.github-link { color:var(--accent); font-size:0.75rem; font-weight:700; letter-spacing:0.06em; text-transform:uppercase; margin-top:1.5rem; }
/* EXPERIENCE */
#experience { border-top:1px solid var(--border); }
.exp-grid { display:flex; flex-direction:column; margin-top:3rem; }
.exp-item { display:grid; grid-template-columns:200px 1fr; gap:3rem; padding:2.5rem 0; border-bottom:1px solid var(--border); }
.exp-item:last-child { border-bottom:none; }
.exp-date { font-size:0.8rem; color:var(--muted); padding-top:0.25rem; }
.exp-org { font-size:0.75rem; color:var(--accent2); margin-bottom:0.5rem; letter-spacing:0.05em; }
.exp-role { font-size:1.1rem; font-weight:700; margin-bottom:0.875rem; }
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footer{flex-direction:column;gap:1rem;text-align:center;padding:2rem 1.5rem}
}
</style>
</head>
<body>
<nav>
<div class="nav-logo">SSR</div>
<ul class="nav-links">
<li><a href="#about">About</a></li>
<li><a href="#skills">Skills</a></li>
<li><a href="#projects">Projects</a></li>
<li><a href="#github-projects">GitHub</a></li>
<li><a href="#experience">Experience</a></li>
<li><a href="#achievements">Achievements</a></li>
<li><a href="#resume">Resume</a></li>
<li><a href="#contact">Contact</a></li>
</ul>
</nav>
<section id="hero">
<video autoplay loop muted playsinline class="hero-video">
<source src="https://res.cloudinary.com/dfonotyfb/video/upload/v1775585556/dds3_1_rqhg7x.mp4" type="video/mp4">
</video>
<div class="hero-scrim"></div>
<div class="hero-grain"></div>
<div class="hero-content">
<div class="hero-eyebrow">Available from June 2026 · Bengaluru, India</div>
<h1 class="hero-name">Shreyas<br>S <span>Rai</span></h1>
<p class="hero-tagline">Robotics & Automation Engineer building <em>autonomous mobile robots</em>, full-stack ROS 2 navigation, and <em>intelligent embedded systems</em> from hardware to deployment.</p>
<div class="hero-cta">
<a href="#projects" class="btn-primary">View My Work</a>
<a href="#contact" class="btn-outline">Get In Touch</a>
</div>
<div class="hero-stats">
<div><div class="hero-stat-num">4×</div><div class="hero-stat-label">Competition Winner</div></div>
<div><div class="hero-stat-num">3</div><div class="hero-stat-label">IISc Research Projects</div></div>
<div><div class="hero-stat-num">2</div><div class="hero-stat-label">Research Institutes</div></div>
<div><div class="hero-stat-num">8.6</div><div class="hero-stat-label">GPA</div></div>
</div>
</div>
</section>
<section id="about">
<div class="section-label">About</div>
<div class="about-grid">
<div>
<div class="profile-img-wrap" style="max-width:280px;">
<img src="images/profile/profile.jpeg" alt="Shreyas S Rai"
onerror="this.parentElement.innerHTML='<div class=\'profile-placeholder\'>📷<span>Add your photo<br><span style=\'font-family:monospace;font-size:0.7rem;opacity:0.5\'>images/profile/profile.jpeg</span></span></div>'">
</div>
<div class="about-text">
<p>Final-year Robotics & Automation Engineering student at Rajarajeswari College of Engineering, Bengaluru (VTU), graduating June 2026.</p>
<p>I build robots from scratch — mechanical design in Fusion 360, custom PCBs, embedded firmware, and complete ROS 2 navigation stacks. No kits. No shortcuts.</p>
<p>Currently leading hardware and firmware engineering for <strong>ArrayButton</strong> at IISc CPDM — a government-funded acoustic platform. Previously integrated <strong>ABB and FANUC</strong> robots into a hybrid manufacturing cell at IIT Dharwad.</p>
<p>Long-term target: Robotics Systems Architect — ROS 2 at scale, advanced SLAM, AI-driven perception.</p>
</div>
<div class="about-links">
<a href="https://github.com/SH047" class="about-link" target="_blank" rel="noopener noreferrer">⌥ github.com/SH047</a>
<a href="https://www.linkedin.com/in/shreyas-s-rai" class="about-link" target="_blank" rel="noopener noreferrer">↗ linkedin.com/in/shreyas-s-rai</a>
</div>
</div>
<div class="about-right">
<h3>Quick Info</h3>
<div class="info-row"><span class="info-label">Degree</span><span class="info-value">B.E. Robotics & Automation</span></div>
<div class="info-row"><span class="info-label">University</span><span class="info-value">VTU, Bengaluru</span></div>
<div class="info-row"><span class="info-label">Graduating</span><span class="info-value accent">June 2026</span></div>
<div class="info-row"><span class="info-label">Location</span><span class="info-value">Bengaluru, Karnataka</span></div>
<div class="info-row"><span class="info-label">Open to</span><span class="info-value">Full-time · Bengaluru / Remote</span></div>
<div class="info-row"><span class="info-label">Focus</span><span class="info-value">AMR Software · ROS 2 · SLAM</span></div>
<div class="info-row"><span class="info-label">GitHub</span><span class="info-value accent">github.com/SH047</span></div>
</div>
</div>
</section>
<section id="skills">
<div class="section-label">Skills</div>
<h2 class="skills-intro">Industry-ready<br><span>robotics stack.</span></h2>
<div class="skills-grid">
<div class="skill-card">
<div class="skill-cat">Robotics Software</div>
<h3>ROS & Middleware</h3>
<div class="skill-tags">
<span class="tag">ROS 2 Jazzy</span><span class="tag">ROS 1 Noetic</span><span class="tag">rclcpp</span>
<span class="tag">rclpy</span><span class="tag">TF2</span><span class="tag">URDF / Xacro</span>
<span class="tag">Lifecycle Nodes</span><span class="tag">DDS Concepts</span><span class="tag">ROS 2 Control</span>
</div>
</div>
<div class="skill-card">
<div class="skill-cat">Autonomy</div>
<h3>Navigation & SLAM</h3>
<div class="skill-tags">
<span class="tag">Nav2</span><span class="tag">SLAM Toolbox</span><span class="tag">gmapping</span>
<span class="tag">AMCL</span><span class="tag">Move Base</span><span class="tag">Costmaps</span>
<span class="tag">Path Planning</span><span class="tag">EKF Fusion</span><span class="tag">Robot Localization</span>
</div>
</div>
<div class="skill-card">
<div class="skill-cat">Perception</div>
<h3>Vision & Sensor Fusion</h3>
<div class="skill-tags">
<span class="tag">OpenCV</span><span class="tag">Camera Calibration</span><span class="tag">LiDAR Processing</span>
<span class="tag">IMU Fusion</span><span class="tag">Wheel Odometry</span><span class="tag">Point Clouds</span>
<span class="tag">Edge Impulse</span><span class="tag">Wake-word Models</span><span class="tag">Whisper STT</span>
</div>
</div>
<div class="skill-card">
<div class="skill-cat">Embedded Systems</div>
<h3>Firmware & Hardware</h3>
<div class="skill-tags">
<span class="tag">Raspberry Pi 5/4</span><span class="tag">Arduino</span><span class="tag">ESP32</span>
<span class="tag">BNO055 IMU</span><span class="tag">RPLiDAR</span><span class="tag">PCA9685</span>
<span class="tag">FreeRTOS Basics</span><span class="tag">Motor Drivers</span><span class="tag">PCB Design</span>
</div>
</div>
<div class="skill-card">
<div class="skill-cat">Communication</div>
<h3>Protocols & Interfaces</h3>
<div class="skill-tags">
<span class="tag">I2C</span><span class="tag">SPI</span><span class="tag">UART</span>
<span class="tag">CAN Bus</span><span class="tag">Modbus TCP/IP</span><span class="tag">BLE / NimBLE</span>
<span class="tag">MQTT</span><span class="tag">TCP/IP</span><span class="tag">REST APIs</span>
</div>
</div>
<div class="skill-card">
<div class="skill-cat">Software Engineering</div>
<h3>Languages & Tooling</h3>
<div class="skill-tags">
<span class="tag">Python</span><span class="tag">C++</span><span class="tag">Embedded C</span>
<span class="tag">Kotlin</span><span class="tag">TypeScript</span><span class="tag">Linux / Ubuntu</span>
<span class="tag">Git</span><span class="tag">Shell Scripting</span><span class="tag">Debugging</span>
</div>
</div>
<div class="skill-card">
<div class="skill-cat">Simulation & Testing</div>
<h3>Robot Validation</h3>
<div class="skill-tags">
<span class="tag">Gazebo</span><span class="tag">RViz</span><span class="tag">RobotStudio</span>
<span class="tag">Roboguide</span><span class="tag">Bag Analysis</span><span class="tag">System Bring-up</span>
<span class="tag">Field Testing</span><span class="tag">Sensor Calibration</span><span class="tag">Failure Debugging</span>
</div>
</div>
<div class="skill-card">
<div class="skill-cat">Industrial Robotics</div>
<h3>Automation Systems</h3>
<div class="skill-tags">
<span class="tag">ABB IRB</span><span class="tag">RobotStudio</span>
<span class="tag">FANUC M-20iD</span><span class="tag">Roboguide</span><span class="tag">Multi-robot Cell</span>
<span class="tag">WAAM</span><span class="tag">DED</span><span class="tag">End-effector Design</span>
</div>
</div>
<div class="skill-card">
<div class="skill-cat">Controls & DevOps</div>
<h3>Deployment Readiness</h3>
<div class="skill-tags">
<span class="tag">PID Tuning</span><span class="tag">Motor Control</span><span class="tag">Kinematics</span>
<span class="tag">Docker Basics</span><span class="tag">GitHub Actions</span><span class="tag">SSH Deployment</span>
<span class="tag">Ubuntu Server</span><span class="tag">Networking</span><span class="tag">Log Analysis</span>
</div>
</div>
<div class="skill-card">
<div class="skill-cat">Mechanical & Product</div>
<h3>Design for Build</h3>
<div class="skill-tags">
<span class="tag">Fusion 360</span><span class="tag">Solid Edge</span>
<span class="tag">FDM Printing</span><span class="tag">SLA Printing</span><span class="tag">DFM</span>
<span class="tag">Tolerance Analysis</span><span class="tag">Rapid Prototyping</span><span class="tag">Wiring Harnesses</span>
</div>
</div>
</div>
</section>
<section id="projects">
<div class="section-label">Projects</div>
<h2 style="font-size:2.5rem;font-weight:800;letter-spacing:-0.03em;">Work that<br>ships.</h2>
<div class="projects-grid">
<div class="project-card">
<div class="project-inner">
<div class="project-content">
<div class="project-number">01 — Jan 2026 – Present</div>
<div class="project-header">
<div class="project-title">Wheeled AMR | ROS 2 Navigation Stack</div>
<span class="project-badge badge-live">Active Build</span>
</div>
<ul class="project-points">
<li>Building a wheeled AMR from scratch on Raspberry Pi 5 running Ubuntu Server 24.04 ARM64, with a full ROS 2 Jazzy environment deployed and verified on hardware.</li>
<li>Integrating RPLiDAR A1, wheel encoders, BNO055 IMU, and ToF sensors into an EKF fusion pipeline using robot localization for robust state estimation.</li>
<li>Deploying the Nav2 stack with SLAM Toolbox for real-time mapping and autonomous point to point navigation in indoor environments.</li>
</ul>
<div class="project-stack">
<span class="stack-tag">ROS 2 Jazzy</span><span class="stack-tag">Nav2</span><span class="stack-tag">SLAM Toolbox</span>
<span class="stack-tag">Ubuntu 24.04 ARM64</span><span class="stack-tag">Raspberry Pi 5</span><span class="stack-tag">RPLiDAR A1</span>
<span class="stack-tag">BNO055</span><span class="stack-tag">ToF Sensors</span><span class="stack-tag">Robot Localization</span>
</div>
</div>
<div class="project-img-wrap">
<img src="images/projects/amr.jpeg" alt="Wheeled AMR robot"
onerror="this.parentElement.innerHTML='<div class=\'project-img-placeholder\'>📷<span>Add your AMR photo<span class=\'project-img-filename\'>images/projects/amr.jpeg</span></span></div>'">
</div>
</div>
</div>
<div class="project-card">
<div class="project-inner">
<div class="project-content">
<div class="project-number">02 — Jan 2024 – Jan 2026</div>
<div class="project-header">
<div class="project-title">ECHO Q | Open Source Quadruped Autonomous Robot</div>
<span class="project-badge badge-oss">Open Source</span>
</div>
<ul class="project-points">
<li>Engineered a full quadruped from scratch with a custom SLA and FDM chassis, carbon fibre infused PLA, 12x 25 kg servos over I2C PCA9685, and Dingo based geometric IK for gait control.</li>
<li>Built an EKF sensor fusion and ROS navigation stack using BNO055, LiDAR, and Pi Camera inputs with gmapping, AMCL, and move base for autonomous indoor navigation.</li>
<li>Designed a custom PCB with star-point power distribution, parallel MOSFET switching, TPS54560 buck conversion, and TCA9548A I2C multiplexing.</li>
<li>KSCST funded open source project showcased at four collegiate competitions, winning all four.</li>
</ul>
<div class="project-stack">
<span class="stack-tag">Raspberry Pi</span><span class="stack-tag">Ubuntu 20.04</span><span class="stack-tag">ROS</span>
<span class="stack-tag">Robot Kinematics</span><span class="stack-tag">OpenCV</span><span class="stack-tag">Machine Vision</span>
<span class="stack-tag">LiDAR</span><span class="stack-tag">IMU</span><span class="stack-tag">Custom PCB</span>
</div>
<a href="https://github.com/SH047/ECHO_Q" class="project-link" target="_blank" rel="noopener noreferrer">View on GitHub →</a>
</div>
<div class="project-img-wrap">
<img src="images/projects/echoq.jpeg" alt="ECHO Q Quadruped Robot"
onerror="this.parentElement.innerHTML='<div class=\'project-img-placeholder\'>📷<span>Add your ECHO Q photo<span class=\'project-img-filename\'>images/projects/echoq.jpeg</span></span></div>'">
</div>
</div>
</div>
<div class="project-card">
<div class="project-inner">
<div class="project-content">
<div class="project-number">03 — Nov 2025 – Jan 2026</div>
<div class="project-header">
<div class="project-title">End to End Autonomous Navigation Robot</div>
<span class="project-badge badge-oss">Autonomy Build</span>
</div>
<ul class="project-points">
<li>Built a ground up AMR covering mechanical design in Fusion 360, custom motor driver electronics, full ROS navigation integration, and zero third party robot kits.</li>
<li>Tuned the gmapping, AMCL, Move Base, and DWA pipeline for reliable autonomous navigation in cluttered indoor environments.</li>
<li>Designed and fabricated the custom chassis with FDM manufacturing, then integrated LiDAR, Raspberry Pi compute, and low-level drive hardware into a deployable mobile platform.</li>
</ul>
<div class="project-stack">
<span class="stack-tag">ROS Noetic</span><span class="stack-tag">LiDAR</span><span class="stack-tag">Raspberry Pi</span>
<span class="stack-tag">Custom Chassis</span><span class="stack-tag">FDM Fabrication</span><span class="stack-tag">Move Base and DWA</span>
</div>
</div>
<div class="project-img-wrap">
<img src="images/projects/end2end.png" alt="End to End Autonomous Navigation Robot"
onerror="this.parentElement.innerHTML='<div class=\'project-img-placeholder\'>📷<span>Add End to End robot photo<span class=\'project-img-filename\'>images/projects/end2end.png</span></span></div>'">
</div>
</div>
</div>
<div class="project-card">
<div class="project-inner">
<div class="project-content">
<div class="project-number">04 — IISc CPDM</div>
<div class="project-header">
<div class="project-title">ArrayButton | Acoustic Awareness Platform</div>
<span class="project-badge badge-research">Research</span>
</div>
<p class="project-desc">Project lead on a government-funded market-ready product at IISc CPDM. ESP32-S3 based acoustic situational awareness device — INMP441 I2S microphone, Edge Impulse wake-word model, W25Q64 SPI flash audio queuing, NimBLE BLE transfer pipeline. Drove product from PoC to full field deployment.</p>
<div class="project-stack">
<span class="stack-tag">ESP32-S3</span><span class="stack-tag">Edge Impulse</span>
<span class="stack-tag">I2S / SPI</span><span class="stack-tag">NimBLE BLE</span>
<span class="stack-tag">Embedded C</span><span class="stack-tag">Whisper STT</span>
</div>
</div>
<div class="project-img-wrap">
<img src="images/projects/arraybutton.png" alt="ArrayButton acoustic platform"
onerror="this.parentElement.innerHTML='<div class=\'project-img-placeholder\'>📷<span>Add ArrayButton photo<span class=\'project-img-filename\'>images/projects/arraybutton.png</span></span></div>'">
</div>
</div>
</div>
<div class="project-card">
<div class="project-inner">
<div class="project-content">
<div class="project-number">05 — IIT Dharwad</div>
<div class="project-header">
<div class="project-title">Hybrid WAAM and DED Robotic Manufacturing Cell</div>
<span class="project-badge badge-research">Research</span>
</div>
<p class="project-desc">Designed and fabricated custom end effector fixtures for an ABB IRB arm supporting Wire Arc Additive Manufacturing and Directed Energy Deposition. Integrated ABB IRB and FANUC M 20iD/25 controllers over Modbus TCP/IP into a unified hybrid cell for coordinated multi robot execution.</p>
<div class="project-stack">
<span class="stack-tag">ABB IRB</span><span class="stack-tag">FANUC M-20iD/25</span>
<span class="stack-tag">Modbus TCP/IP</span><span class="stack-tag">RobotStudio</span>
<span class="stack-tag">Roboguide</span><span class="stack-tag">Fusion 360</span>
</div>
</div>
<div class="project-img-wrap">
<img src="images/projects/waam.jpeg" alt="WAAM robotic manufacturing cell"
onerror="this.parentElement.innerHTML='<div class=\'project-img-placeholder\'>📷<span>Add WAAM cell photo<span class=\'project-img-filename\'>images/projects/waam.jpeg</span></span></div>'">
</div>
</div>
</div>
<div class="project-card">
<div class="project-inner">
<div class="project-content">
<div class="project-number">06 — Aug 2023 – Dec 2023</div>
<div class="project-header">
<div class="project-title">Vital | EMG Controlled Prosthetic Arm</div>
<span class="project-badge badge-research">HMI Research</span>
</div>
<ul class="project-points">
<li>Designed a two stage amplifier and 20 to 500 Hz bandpass filter for sEMG acquisition with real-time threshold based gesture classification.</li>
<li>Fabricated a 5 DOF underactuated prosthetic hand with tendon driven linkages designed in Fusion 360 and FDM printed in PLA.</li>
<li>Implemented embedded control on Arduino Nano for EMG signal conditioning, gesture interpretation, and servo actuation.</li>
</ul>
<div class="project-stack">
<span class="stack-tag">Arduino Nano</span><span class="stack-tag">EMG Sensor</span><span class="stack-tag">Signal Conditioning</span>
<span class="stack-tag">Servo Actuation</span><span class="stack-tag">Embedded C</span><span class="stack-tag">3D Printing</span>
</div>
</div>
<div class="project-img-wrap">
<img src="images/projects/emg.jpeg" alt="EMG prosthetic arm"
onerror="this.parentElement.innerHTML='<div class=\'project-img-placeholder\'>📷<span>Add EMG arm photo<span class=\'project-img-filename\'>images/projects/emg.jpeg</span></span></div>'">
</div>
</div>
</div>
</div>
</section>
<section id="github-projects">
<div class="section-label">GitHub Projects</div>
<div class="github-intro">
<h2>Code backed<br>builds.</h2>
<p>Public repositories from my GitHub, separated from the main case studies so recruiters can quickly inspect code, apps, and prototypes.</p>
</div>
<div class="github-grid">
<a class="github-card" href="https://github.com/SH047/ArrayButton" target="_blank" rel="noopener noreferrer">
<div class="github-card-top">
<div class="github-name">ArrayButton</div>
<div class="github-meta">Embedded AI</div>
</div>
<p class="github-desc">Acoustic situational-awareness platform that turns job-site voice commands and noise into structured operational data for analysis and decision-making.</p>
<div class="github-tags">
<span class="stack-tag">ESP32-S3</span><span class="stack-tag">Edge AI</span><span class="stack-tag">Audio</span><span class="stack-tag">BLE</span>
</div>
<div class="github-link">Open Repository →</div>
</a>
<a class="github-card" href="https://github.com/SH047/ECHO_Q" target="_blank" rel="noopener noreferrer">
<div class="github-card-top">
<div class="github-name">ECHO Q</div>
<div class="github-meta">Shell · Robotics</div>
</div>
<p class="github-desc">Enhanced Cognitive Hybrid Quadruped final year project: a deployable robot dog platform with ROS navigation, hardware integration, and build files.</p>
<div class="github-tags">
<span class="stack-tag">ROS</span><span class="stack-tag">Quadruped</span><span class="stack-tag">Navigation</span><span class="stack-tag">Hardware</span>
</div>
<div class="github-link">Open Repository →</div>
</a>
<a class="github-card" href="https://github.com/SH047/Pashu-Aahar-Mindmatrix-Project-19" target="_blank" rel="noopener noreferrer">
<div class="github-card-top">
<div class="github-name">Pashu Aahar</div>
<div class="github-meta">Kotlin · Android</div>
</div>
<p class="github-desc">Android app for dairy farmers to plan cattle nutrition, manage feed mixes, track herd care, and compare homemade feed savings.</p>
<div class="github-tags">
<span class="stack-tag">Kotlin</span><span class="stack-tag">Jetpack Compose</span><span class="stack-tag">Offline-first</span><span class="stack-tag">Mobile App</span>
</div>
<div class="github-link">Open Repository →</div>
</a>
<a class="github-card" href="https://github.com/SH047/VR_Cycle-" target="_blank" rel="noopener noreferrer">
<div class="github-card-top">
<div class="github-name">VR Cycle</div>
<div class="github-meta">BLE Controller</div>
</div>
<p class="github-desc">Stationary bicycle controller for web and VR applications, using BLE keyboard behavior to map pedaling and handlebar rotation into game input.</p>
<div class="github-tags">
<span class="stack-tag">BLE</span><span class="stack-tag">Game Input</span><span class="stack-tag">VR</span><span class="stack-tag">Embedded</span>
</div>
<div class="github-link">Open Repository →</div>
</a>
<a class="github-card" href="https://github.com/SH047/NIRAI_3d_STORE" target="_blank" rel="noopener noreferrer">
<div class="github-card-top">
<div class="github-name">NIRAI 3D Store</div>
<div class="github-meta">TypeScript</div>
</div>
<p class="github-desc">TypeScript storefront project connected to 3D printing work, useful for showing frontend implementation outside robotics and embedded systems.</p>
<div class="github-tags">
<span class="stack-tag">TypeScript</span><span class="stack-tag">Frontend</span><span class="stack-tag">3D Printing</span><span class="stack-tag">Storefront</span>
</div>
<div class="github-link">Open Repository →</div>
</a>
</div>
</section>
<section id="experience">
<div class="section-label">Experience</div>
<h2 style="font-size:2.5rem;font-weight:800;letter-spacing:-0.03em;">Where I've<br>built things.</h2>
<div class="exp-grid">
<div class="exp-item">
<div class="exp-date">Oct 2025 – Present</div>
<div>
<div class="exp-org">IISc CPDM · Bengaluru</div>
<div class="exp-role">Product Development Intern</div>
<div class="exp-desc"><ul>
<li>Project lead on ArrayButton — directed hardware and firmware engineering for a government-funded acoustic situational awareness platform, driving it from PoC to field deployment.</li>
<li>Contributing to KYRA (Agentic AI) and GaitMate (biomechanical gait analysis) — embedded systems integration and mechanical prototyping on two additional funded projects.</li>
</ul></div>
</div>
</div>
<div class="exp-item">
<div class="exp-date">Jul – Sep 2025</div>
<div>
<div class="exp-org">IIT Dharwad · Advanced Manufacturing Lab</div>
<div class="exp-role">Summer Research Intern</div>
<div class="exp-desc"><ul>
<li>Designed and fabricated custom end effector fixtures for ABB IRB arm supporting WAAM and DED processes using Fusion 360 and FDM printing.</li>
<li>Implemented Modbus TCP/IP integration between ABB IRB and FANUC M-20iD/25 controllers for coordinated multi-robot cell execution.</li>
<li>Developed standardised deposition path templates in RobotStudio and Roboguide, reducing manual programming time significantly.</li>
</ul></div>
</div>
</div>
</div>
</section>
<section id="achievements">
<div class="section-label">Achievements</div>
<h2 style="font-size:2.5rem;font-weight:800;letter-spacing:-0.03em;margin-bottom:3rem;">Recognition.</h2>
<div class="ach-grid">
<div class="ach-card">
<div class="ach-icon" style="color:var(--accent);">◈</div>
<div class="ach-title">IISc ROBOArena Winner</div>
<div class="ach-desc">Winner of the Intelligent Machines Arena Challenge at IISc, 2025 — the most competitive robotics event at one of India's premier research institutions.</div>
</div>
<div class="ach-card">
<div class="ach-icon" style="color:var(--accent);">◈</div>
<div class="ach-title">4× College Competition Winner</div>
<div class="ach-desc">Won every collegiate competition entered with ECHO Q, including INNOVATE 2K24 and 2K25 (RRIIC). Cash grant recipient across all four events.</div>
</div>
<div class="ach-card">
<div class="ach-icon" style="color:var(--accent2);">◈</div>
<div class="ach-title">Lead Researcher — IISc CPDM</div>
<div class="ach-desc">Selected as project lead on ArrayButton at IISc CPDM's government-funded initiatives. Simultaneously contributing to two other active research projects.</div>
</div>
<div class="ach-card">
<div class="ach-icon" style="color:var(--accent2);">◈</div>
<div class="ach-title">Open Source Contributor</div>
<div class="ach-desc">ECHO Q codebase and hardware files publicly released on GitHub. Personal FDM and SLA printer owner for more than three years, fabricating production quality parts for every project.</div>
</div>
</div>
</section>
<section id="resume">
<div class="section-label">Resume</div>
<h2 style="font-size:2.5rem;font-weight:800;letter-spacing:-0.03em;">Resume<br>Exchange.</h2>
<div class="resume-grid">
<div class="resume-card">
<h3>My Resume</h3>
<p>Download or view my latest resume for robotics, embedded systems, ROS, and automation roles.</p>
<div class="resume-actions">
<a href="assets/Shreyas_S_Rai_Resume.pdf" class="btn-primary" download>Download PDF</a>
<a href="assets/Shreyas_S_Rai_Resume.pdf" class="btn-outline" target="_blank" rel="noopener noreferrer">View Resume</a>
</div>
<div class="resume-note">File: Shreyas_S_Rai_Resume.pdf</div>
</div>
<div class="resume-card">
<h3>Send Your Resume</h3>
<p>If you want to share a resume, send it to my email with the PDF or document attached.</p>
<div class="resume-actions">
<a href="mailto:shreyas.rai.47@gmail.com?subject=Resume%20Submission&body=Hi%20Shreyas%2C%0A%0AI%20am%20sharing%20my%20resume%20with%20you.%20Please%20find%20it%20attached.%0A%0AName%3A%20%0ARole%20%2F%20Context%3A%20%0APhone%3A%20" class="btn-primary">Email Resume</a>
<a href="mailto:shreyas.rai.47@gmail.com" class="btn-outline">shreyas.rai.47@gmail.com</a>
</div>
<div class="resume-note">A static GitHub Pages site cannot receive file uploads directly, so email attachment is the reliable option here.</div>
</div>
</div>
</section>
<section id="contact">
<div class="section-label">Contact</div>
<div class="contact-grid">
<div class="contact-left">
<h2>Let's build<br><span>something.</span></h2>
<p>Open to full-time robotics engineering roles in Bengaluru. Also open to remote and relocation. Available from June 2026.</p>
<div class="contact-direct">
<a href="mailto:Shreyas.rai.47@gmail.com" class="contact-item">
<div><div class="contact-item-label">Email</div><div>Shreyas.rai.47@gmail.com</div></div>
</a>
<a href="tel:+916361292535" class="contact-item">
<div><div class="contact-item-label">Phone</div><div>+91 6361292535</div></div>
</a>
<a href="https://www.linkedin.com/in/shreyas-s-rai" class="contact-item" target="_blank" rel="noopener noreferrer">
<div><div class="contact-item-label">LinkedIn</div><div>linkedin.com/in/shreyas-s-rai</div></div>
</a>
<a href="https://github.com/SH047" class="contact-item" target="_blank" rel="noopener noreferrer">
<div><div class="contact-item-label">GitHub</div><div>github.com/SH047</div></div>
</a>
</div>
</div>
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<div class="form-group"><label for="contactCompany">Company / Role</label><input id="contactCompany" name="company" type="text" placeholder="Where are you from?"></div>
<div class="form-group"><label for="contactMessage">Message</label><textarea id="contactMessage" name="message" rows="5" placeholder="What's on your mind?" required></textarea></div>
<button type="submit" class="form-submit">Send Message →</button>
<div class="form-success" id="formSuccess">Opening your email app with a prepared message.</div>
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</section>
<footer>
<span>© 2026 Shreyas S Rai</span>
<span style="color:var(--accent);font-family:'Syne',sans-serif;font-weight:700;font-size:0.75rem;letter-spacing:0.1em;">ROBOTICS & AUTOMATION ENGINEER</span>
<span>Bengaluru, India</span>
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