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<!doctype html>
<html lang="en">
<head>
<link rel="canonical" href="https://vsudano.github.io/portfolio/" />
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<meta name="description" content="Vanessa Sudano — Lead/Staff Software Engineer specializing in fraud, payments, checkout, and eCommerce." />
<meta name="robots" content="index,follow" />
<!-- Open Graph -->
<meta property="og:title" content="Vanessa Sudano | Lead/Staff Software Engineer" />
<meta property="og:description" content="Fraud, Payments, Checkout, eCommerce • $24M lift • $2M/yr savings • 15+ years" />
<meta property="og:type" content="website" />
<meta property="og:image" content="https://vsudano.github.io/portfolio/assets/img/ness-avatar.png" />
<meta property="og:url" content="https://vsudano.github.io/portfolio/" />
<meta name="twitter:card" content="summary_large_image" />
<meta name="twitter:title" content="Vanessa Sudano | Staff Software Engineer" />
<meta name="twitter:description" content="Fraud, Payments, Checkout, Distributed Systems — measurable impact & scalable platforms." />
<meta name="twitter:image" content="https://vsudano.github.io/portfolio/assets/img/og-cover.png" />
<title>Vanessa Sudano | Lead/Staff Software Engineer</title>
<link rel="stylesheet" href="assets/css/styles.css" />
<!-- JSON-LD -->
<script type="application/ld+json">
{
"@context": "https://schema.org",
"@type": "Person",
"name": "Vanessa Sudano",
"jobTitle": "Lead/Staff Software Engineer",
"address": {
"@type": "PostalAddress",
"addressLocality": "Gibsonia",
"addressRegion": "PA",
"addressCountry": "US"
},
"url": "https://vsudano.github.io/portfolio/",
"sameAs": [
"https://linkedin.com/in/vanessarocca"
]
}
</script>
</head>
<body>
<a class="skip-link" href="#main">Skip to content</a>
<header class="topbar">
<div class="container topbar__inner">
<div class="brand">
<div class="brand__mark" aria-hidden="true">VS</div>
<div class="brand__text">
<div class="brand__name">Vanessa Sudano</div>
<div class="brand__role">Lead/Staff Software Engineer • Fraud / Payments / Checkout / eCommerce</div>
</div>
</div>
<nav class="nav" aria-label="Primary">
<a href="#impact">Impact</a>
<a href="#case-studies">Case Studies</a>
<a href="#skills">Skills</a>
<a href="#experience">Experience</a>
<a href="#education">Education</a>
<a class="btn btn--small" href="#contact">Contact</a>
</nav>
</div>
</header>
<main id="main">
<!-- HERO -->
<section class="hero">
<div class="container hero__grid">
<div class="hero__content">
<p class="kicker">Gibsonia, PA • Open to Remote</p>
<h1>Architecting <span class="accent">fraud, payments, checkout, and eCommerce solutions</span> that drive multi-million dollar sales impact.</h1>
<p class="lead">
Lead/Staff Software Engineer with 15+ years of experience delivering high-availability, event-driven
services for enterprise eCommerce and multi-billion-dollar transaction systems.
</p>
<div class="hero__cta">
<a class="btn" href="#case-studies">View case studies</a>
<a class="btn btn--ghost" href="#contact">Get in touch</a>
</div>
<ul class="hero__meta" role="list">
<li><strong>Specialties:</strong> Fraud platforms • Payments • Checkout architecture • eCommerce • Fulfillment</li>
<li><strong>Tech:</strong> Kotlin/Java/Spring • .NET/C# • Azure • Cloud Foundry platforms • Kafka</li>
<li><strong>Leadership:</strong> Technical roadmaps • System design • Cross-functional influence • Mentorship</li>
</ul>
</div>
<div class="hero__card" aria-label="Highlights">
<div class="card">
<div class="card__title">Highlights</div>
<div class="grid2">
<div class="stat">
<div class="stat__value">$24M</div>
<div class="stat__label">Sales lift in 1 month (fraud platform launch)</div>
</div>
<div class="stat">
<div class="stat__value">$2M/yr</div>
<div class="stat__label">Reduced fraud decisioning expenses</div>
</div>
<div class="stat">
<div class="stat__value">$40.5M</div>
<div class="stat__label">Confirmed fraud losses protected</div>
</div>
<div class="stat">
<div class="stat__value">1,800/min</div>
<div class="stat__label">Orders supported at scale</div>
</div>
</div>
<div class="chips" aria-label="Core domains">
<span class="chip">Fraud</span>
<span class="chip">Payments</span>
<span class="chip">Checkout</span>
<span class="chip">Security</span>
<span class="chip">Event-driven</span>
<span class="chip">Streaming</span>
<span class="chip">Microservices</span>
</div>
</div>
</div>
</div>
</section>
<!-- IMPACT -->
<section id="impact" class="section">
<div class="container">
<div class="section__head">
<h2>Impact that moves metrics</h2>
<p>Outcomes aligned to business goals: authorization lift, fraud loss prevention, cost reduction, and resiliency at peak traffic.</p>
</div>
<div class="cards3">
<article class="card">
<h3>Edge-based fraud detection platform</h3>
<p class="muted">
Architected and led a distributed, serverless, edge-based fraud detection platform focused on low-latency decisions and high availability.
</p>
<ul class="bullets">
<li><strong>+$24M</strong> sales impact in the first month post-launch</li>
<li>Designed to support over <strong>$2.83B+</strong> annual transaction volume</li>
<li>Improved authorization rates by up to <strong>9%</strong> via fraud + payments + security alignment</li>
</ul>
</article>
<article class="card">
<h3>In-house fraud platform (cost + control)</h3>
<p class="muted">
Green-fielded internal decisioning capabilities to reduce vendor dependency while improving experimentation and detection quality.
</p>
<ul class="bullets">
<li><strong>$2M/yr</strong> reduction in fraud decisioning expenses</li>
<li><strong>7x</strong> detection effectiveness improvement via A/B testing + cross-functional collaboration</li>
<li>Protected <strong>$40.5M</strong> in confirmed fraud losses</li>
</ul>
</article>
<article class="card">
<h3>eCommerce + Checkout scalability</h3>
<p class="muted">
Built resilient, high-traffic checkout and product services supporting multiple storefronts and peak events.
</p>
<ul class="bullets">
<li>Handled up to <strong>1,800 orders/min</strong></li>
<li>Supported <strong>501K peak visitors/hour</strong> and <strong>5.6M daily visitors</strong></li>
<li>Helped decouple a billion-dollar monolith into cloud-native microservices</li>
</ul>
</article>
</div>
</div>
</section>
<!-- CASE STUDIES -->
<section id="case-studies" class="section section--alt">
<div class="container">
<div class="section__head">
<h2>Case studies</h2>
<p>What I built, why it mattered, how it worked.</p>
</div>
<div class="case-grid">
<article class="card case">
<div class="case__tag">Fraud • Edge • Serverless</div>
<h3>Distributed fraud detection at the edge</h3>
<p class="muted">A low-latency decisioning platform designed for resiliency, observability, limited resources, and zero domain interdependencies.</p>
<details>
<summary>Architecture snapshot</summary>
<div class="details__body">
<ul class="bullets">
<li><strong>Ingress:</strong> Edge/WAF signals + request telemetry for anomaly detection</li>
<li><strong>Decisioning:</strong> Rules + data-driven signals; designed for deterministic outcomes</li>
<li><strong>Data:</strong> Transaction + device + account + inventory context for high-confidence scoring</li>
<li><strong>Ops:</strong> Dashboards + timeout guards, error and latency reports, and configuration tuning</li>
</ul>
</div>
</details>
<div class="case__footer">
<span class="pill">Low latency</span>
<span class="pill">High availability</span>
<span class="pill">Cyber + fraud signals</span>
</div>
</article>
<article class="card case">
<div class="case__tag">Payments • Fraud • Data aggregation</div>
<h3>High-signal enrichment APIs for fraud + payments</h3>
<p class="muted">Backend services aggregating order, payment, device, loyalty, promo, and inventory context at high throughput.</p>
<details>
<summary>What made it effective</summary>
<div class="details__body">
<ul class="bullets">
<li>Designed APIs for <strong>tens of thousands of transactions/hour</strong></li>
<li>Normalized data across domains to improve explainability and reduce false positives</li>
<li>Enabled controlled experiments (A/B) to measure lift and cost-per-decision</li>
</ul>
</div>
</details>
<div class="case__footer">
<span class="pill">APIs</span>
<span class="pill">Data contracts</span>
<span class="pill">Experimentation</span>
</div>
</article>
<article class="card case">
<div class="case__tag">Checkout • Scale • Microservices</div>
<h3>Monolith decoupling for continuous delivery</h3>
<p class="muted">Cloud-agnostic microservices modernization enabling teams to ship independently without sacrificing stability.</p>
<details>
<summary>How I approached the migration</summary>
<div class="details__body">
<ul class="bullets">
<li>Defined domain boundaries and APIs to reduce cross-team coupling</li>
<li>Used event-driven patterns for async workflows and scalability</li>
<li>Prioritized operational readiness: monitoring, on-call runbooks, and SLOs</li>
</ul>
</div>
</details>
<div class="case__footer">
<span class="pill">Microservices</span>
<span class="pill">Event-driven</span>
<span class="pill">Operational excellence</span>
</div>
</article>
</div>
</div>
</section>
<!-- SKILLS -->
<section id="skills" class="section">
<div class="container">
<div class="section__head">
<h2>Technical strengths</h2>
<p>Tools and systems I’ve used to ship reliable platforms at scale.</p>
</div>
<div class="skills">
<div class="card">
<h3>Languages</h3>
<div class="chips">
<span class="chip">Kotlin</span><span class="chip">Java</span><span class="chip">C#</span>
</div>
</div>
<div class="card">
<h3>Backend & Architecture</h3>
<div class="chips">
<span class="chip">Distributed systems</span><span class="chip">Microservices</span><span class="chip">REST APIs</span>
<span class="chip">Event-driven</span><span class="chip">Streaming</span><span class="chip">High availability</span>
</div>
</div>
<div class="card">
<h3>Cloud & Infra</h3>
<div class="chips">
<span class="chip">Azure</span><span class="chip">Cloud Foundry</span><span class="chip">Kubernetes</span>
<span class="chip">Docker</span><span class="chip">Terraform</span><span class="chip">CDN</span><span class="chip">WAF</span>
</div>
</div>
<div class="card">
<h3>Data & Messaging</h3>
<div class="chips">
<span class="chip">Apache Kafka</span><span class="chip">Redis</span><span class="chip">MySQL</span>
<span class="chip">PostgreSQL</span><span class="chip">Oracle</span><span class="chip">SQL Server</span>
</div>
</div>
<div class="card">
<h3>DevOps & Observability</h3>
<div class="chips">
<span class="chip">GitHub</span><span class="chip">CI/CD</span><span class="chip">Elastic</span>
<span class="chip">Grafana</span><span class="chip">Prometheus</span>
</div>
</div>
<div class="card">
<h3>Leadership</h3>
<div class="chips">
<span class="chip">Technical roadmaps</span><span class="chip">System design</span><span class="chip">Mentorship</span>
<span class="chip">Cross-functional collaboration</span><span class="chip">Strategic planning</span>
</div>
</div>
</div>
</div>
</section>
<!-- EXPERIENCE -->
<section id="experience" class="section section--alt">
<div class="container">
<div class="section__head">
<h2>Experience</h2>
<p>15+ years building enterprise eCommerce systems with deep expertise in fraud, payments, and checkout.</p>
</div>
<div class="timeline">
<article class="timeline__item card">
<div class="timeline__row">
<h3>DICK’S Sporting Goods — Lead Software Engineer, Digital Fraud</h3>
<div class="muted">Jan 2024 – Aug 2025 • Coraopolis, PA</div>
</div>
<ul class="bullets">
<li>Led edge-based fraud platform development; <strong>+$24M</strong> sales lift in first month</li>
<li>Designed low-latency systems supporting <strong>$2.83B+</strong> annual volume</li>
<li>Introduced WAF anomaly detection; saved <strong>$300K</strong> in failed auth costs</li>
<li>Improved authorization rates up to <strong>9%</strong> across fraud/payments/security</li>
</ul>
</article>
<article class="timeline__item card">
<div class="timeline__row">
<h3>DICK’S Sporting Goods — Senior Software Engineer, Digital Fraud & Payments</h3>
<div class="muted">Jun 2020 – Jan 2024 • Coraopolis, PA</div>
</div>
<ul class="bullets">
<li>Protected <strong>$40.5M</strong> in confirmed fraud losses</li>
<li>Built enrichment services aggregating payment/order/device/account/inventory signals</li>
<li>Reduced decisioning expenses <strong>$2M/yr</strong> via in-house platform</li>
<li>Improved detection effectiveness <strong>7x</strong>; reduced adjustment dollars per order <strong>7.5%</strong></li>
<li>Led BNPL implementation: <strong>$14.6M</strong> sales and <strong>1.7%</strong> profit lift per visit</li>
</ul>
</article>
<article class="timeline__item card">
<div class="timeline__row">
<h3>DICK’S Sporting Goods — Senior Software Engineer, Checkout/eCommerce/Products</h3>
<div class="muted">Jun 2014 – May 2020 • Coraopolis, PA</div>
</div>
<ul class="bullets">
<li>Engineered eCommerce systems handling up to <strong>1,800 orders/min</strong></li>
<li>Supported <strong>501K</strong> peak visitors/hour and <strong>5.6M</strong> daily visitors</li>
<li>Helped decouple monolith into cloud-agnostic microservices for continuous delivery</li>
</ul>
</article>
<article class="timeline__item card">
<div class="timeline__row">
<h3>DICK’S Sporting Goods — Application Developer, Master Data Management</h3>
<div class="muted">Jun 2013 – Jun 2014 • Coraopolis, PA</div>
</div>
</article>
<article class="timeline__item card">
<div class="timeline__row">
<h3>Lucas Systems — Senior Software Engineer, Foundation & Framework</h3>
<div class="muted">May 2012 – Jun 2013 • Wexford, PA</div>
</div>
<ul class="bullets">
<li>Integrated 35+ vendor solutions across 155 custom warehouse applications</li>
<li>Engineered voice-directed framework and proprietary speech API integrations</li>
</ul>
</article>
<article class="timeline__item card">
<div class="timeline__row">
<h3>Lucas Systems — Software Engineer, Application Development</h3>
<div class="muted">Feb 2010 – May 2012 • Wexford, PA</div>
</div>
</article>
</div>
</div>
</section>
<!-- EDUCATION -->
<section id="education" class="section">
<div class="container">
<div class="section__head">
<h2>Education</h2>
</div>
<div class="cards2">
<article class="card">
<h3>Arizona State University</h3>
<p class="muted">B.S. Computer Information Systems</p>
<ul class="bullets">
<li>Division I NCAA Athlete</li>
<li>Academic All-American</li>
<li>Dean’s List & Cum Laude Graduate</li>
<li>Scholar Athlete</li>
<li>PAC-10 HM All-American</li>
<li>Sun Devil Scholarship Recipient</li>
</ul>
</article>
<article class="card">
<h3>Singapore Management University</h3>
<p class="muted">International Business Certificate</p>
<ul class="bullets">
<li>Foreign Exchange Student - CMU partnership</li>
</ul>
</article>
</div>
</div>
</section>
<!-- CONTACT -->
<section id="contact" class="section section--alt">
<div class="container">
<div class="section__head">
<h2>Contact</h2>
<p>If you’re hiring for Senior/Staff IC roles in fraud, payments, risk, or platform engineering — let’s talk.</p>
</div>
<div class="contact card">
<div class="contact__grid">
<div>
<div class="contact__label">LinkedIn</div>
<a class="contact__value" href="https://linkedin.com/in/vanessarocca" target="_blank" rel="noreferrer">linkedin.com/in/vanessarocca</a>
</div>
<div>
<div class="contact__label">Location</div>
<div class="contact__value">Gibsonia, PA (Remote preferred)</div>
</div>
<div>
<div class="contact__label">Focus</div>
<div class="contact__value">Fraud • Payments • Checkout • Distributed Systems</div>
</div>
</div>
<form class="contact__form" id="copyForm">
<button class="btn btn--ghost" type="button" id="copyLinkedInBtn">Copy LinkedIn</button>
</form>
</div>
</div>
</section>
</main>
<footer class="footer">
<div class="container footer__inner">
<div>
<p class="fineprint">
© <span id="year"></span> Vanessa Sudano. Built for GitHub Pages.
</p>
</div>
</div>
<div class="container footer__inner">
<div class="muted">Static portfolio site. Only simplicity, and getting something out there, in mind.</div>
<a href="#main" class="muted">Back to top</a>
</div>
</footer>
<script src="assets/js/main.js"></script>
</body>
</html>