jonathanperis · jonathanperis · May 16, 2026 · May 16, 2026
@@ -151,6 +151,33 @@ const SKILL_GROUPS: Array<{ key: keyof typeof SKILLS; label: string; path: strin
   { key: "frontend", label: "interface", path: "/stack/interface" },
 ];
 
+
+const EXPERIMENTS = {
+  control: {
+    label: "A/control",
+    lede: "I build backend systems that can be understood, operated, and changed after they meet production traffic.",
+    primary: { label: "View resume", href: "/resume", event: "hero_resume" },
+    secondary: { label: "Contact on LinkedIn", href: "https://www.linkedin.com/in/jonathan-peris/", event: "hero_linkedin" },
+    tertiary: { label: "See projects", href: "#workbench", event: "hero_projects" },
+  },
+  clarity: {
+    label: "B/clarity",
+    lede: "I design and ship reliable .NET platforms for fintech, cloud, and high-change business domains.",
+    primary: { label: "Contact me", href: "mailto:jperis.silva@gmail.com", event: "hero_email" },
+    secondary: { label: "View resume", href: "/resume", event: "hero_resume" },
+    tertiary: { label: "See projects", href: "#workbench", event: "hero_projects" },
+  },
+  workbench: {
+    label: "C/workbench",
+    lede: "Architecture, delivery, and performance workbench for production systems that need clear ownership.",
+    primary: { label: "Open workbench", href: "#workbench", event: "hero_workbench" },
+    secondary: { label: "Contact me", href: "mailto:jperis.silva@gmail.com", event: "hero_email" },
+    tertiary: { label: "Resume", href: "/resume", event: "hero_resume" },
+  },
+} as const;
+
+type ExperimentKey = keyof typeof EXPERIMENTS;
+
 function projectLane(project: (typeof FEATURED_PROJECTS)[number]) {
   const text = `${project.name} ${project.tags.join(" ")}`.toLowerCase();
   if (text.includes("rinha") || text.includes("k6") || text.includes("performance")) return "load path";
@@ -162,6 +189,7 @@ function projectLane(project: (typeof FEATURED_PROJECTS)[number]) {
 export default function Portfolio({ projects }: { projects: GitHubRepo[] }) {
   const scrollProgress = useScrollProgress();
   const featuredSlugs = useMemo(() => new Set(FEATURED_PROJECTS.map((fp) => fp.slug)), []);
+  const [experiment, setExperiment] = useState<ExperimentKey>("control");
 
   const [termOpen, setTermOpen] = useState(false);
   const [termInput, setTermInput] = useState("");
@@ -174,6 +202,23 @@ export default function Portfolio({ projects }: { projects: GitHubRepo[] }) {
   const lastFocusedRef = useRef<HTMLElement | null>(null);
   const konamiRef = useRef<string[]>([]);
 
+  useEffect(() => {
+    const keys = Object.keys(EXPERIMENTS) as ExperimentKey[];
+    const params = new URLSearchParams(window.location.search);
+    const requested = params.get("ab") as ExperimentKey | null;
+    const stored = window.localStorage.getItem("jp.heroExperiment") as ExperimentKey | null;
+    const selected = requested && keys.includes(requested)
+      ? requested
+      : stored && keys.includes(stored)
+        ? stored
+        : keys[Math.floor(Math.random() * keys.length)];
+
+    window.localStorage.setItem("jp.heroExperiment", selected);
+    setExperiment(selected);
+    document.documentElement.dataset.heroExperiment = selected;
+    trackEvent("experiment_view", { experiment: "hero_conversion", variant: selected });
+  }, []);
+
   useEffect(() => {
     const K = ["ArrowUp", "ArrowUp", "ArrowDown", "ArrowDown", "ArrowLeft", "ArrowRight", "ArrowLeft", "ArrowRight", "b", "a"];
     const onKey = (e: globalThis.KeyboardEvent) => {
@@ -202,6 +247,12 @@ export default function Portfolio({ projects }: { projects: GitHubRepo[] }) {
     requestAnimationFrame(() => lastFocusedRef.current?.focus());
   }, []);
 
+  const openTerminal = useCallback(() => {
+    lastFocusedRef.current = document.activeElement as HTMLElement | null;
+    setTermOpen(true);
+    trackEvent("terminal_open", { source: "visible_hint" });
+  }, []);
+
   const submit = useCallback(() => {
     if (!termInput.trim()) return;
     const result = runCmd(termInput);
@@ -247,6 +298,8 @@ export default function Portfolio({ projects }: { projects: GitHubRepo[] }) {
     [closeTerminal, cmdHist, histIdx, submit],
   );
 
+  const activeExperiment = EXPERIMENTS[experiment];
+
   return (
     <>
       <div className="scroll-bar fixed top-0 left-0 right-0 h-[2px] z-50" style={{ transform: `scaleX(${scrollProgress})` }} />
@@ -274,11 +327,14 @@ export default function Portfolio({ projects }: { projects: GitHubRepo[] }) {
               <h1 id="hero-title">Jonathan Peris</h1>
               <p className="role-line"><span>Backend architecture / .NET / Azure</span><span className="typing-cursor" aria-hidden="true" /></p>
               <p className="hero-lede">
-                I build backend systems that can be understood, operated, and changed after they meet production traffic.
+                {activeExperiment.lede}
               </p>
+              <p className="experiment-badge" aria-label={`Active hero experiment ${activeExperiment.label}`}>{activeExperiment.label}</p>
               <div className="hero-actions">
-                <a href="/resume" className="primary-action" onClick={() => trackEvent("cta_click", { label: "hero_resume" })}>View resume</a>
-                <a href="https://www.linkedin.com/in/jonathan-peris/" target="_blank" rel="noreferrer noopener" className="secondary-action" onClick={() => trackEvent("cta_click", { label: "hero_linkedin" })}>Contact on LinkedIn</a>
+                <a href={activeExperiment.primary.href} className="primary-action" onClick={() => trackEvent("cta_click", { label: activeExperiment.primary.event, variant: experiment })}>{activeExperiment.primary.label}</a>
+                <a href={activeExperiment.secondary.href} target={activeExperiment.secondary.href.startsWith("http") ? "_blank" : undefined} rel={activeExperiment.secondary.href.startsWith("http") ? "noreferrer noopener" : undefined} className="secondary-action" onClick={() => trackEvent("cta_click", { label: activeExperiment.secondary.event, variant: experiment })}>{activeExperiment.secondary.label}</a>
+                <a href={activeExperiment.tertiary.href} className="secondary-action" onClick={() => trackEvent("cta_click", { label: activeExperiment.tertiary.event, variant: experiment })}>{activeExperiment.tertiary.label}</a>
+                <button type="button" className="ghost-action" onClick={openTerminal}>open ~/terminal</button>
               </div>
               <div className="signal-strip" aria-label="Operating signals">
                 {OPERATING_SIGNALS.map((signal) => (
@@ -386,10 +442,11 @@ export default function Portfolio({ projects }: { projects: GitHubRepo[] }) {
                     </div>
                     <h3>{project.name}</h3>
                     <p>{project.description}</p>
+                    <p className="project-proof">{project.proof}</p>
                     <div className="project-tags">{project.tags.map((tag) => <span key={tag}>{tag}</span>)}</div>
                     <div className="project-actions">
-                      <a href={project.repoUrl} target="_blank" rel="noreferrer noopener">Source</a>
-                      <a href={project.liveUrl} target="_blank" rel="noreferrer noopener">Live</a>
+                      <a href={project.liveUrl} target="_blank" rel="noreferrer noopener" aria-label={`${project.liveLabel} for ${project.name}`} onClick={() => trackEvent("project_click", { project: project.slug, target: "live" })}>{project.liveLabel}</a>
+                      <a href={project.repoUrl} target="_blank" rel="noreferrer noopener" aria-label={`${project.repoLabel} for ${project.name}`} onClick={() => trackEvent("project_click", { project: project.slug, target: "source" })}>{project.repoLabel}</a>
                     </div>
                   </article>
                 </Reveal>
@@ -427,6 +484,7 @@ export default function Portfolio({ projects }: { projects: GitHubRepo[] }) {
             {SOCIALS.map((social) => <SocialLink key={social.label} social={social} compact />)}
           </div>
           <p>Built as a small systems manual. Hidden shell: ↑↑↓↓←→←→BA</p>
+          <button type="button" className="footer-terminal" onClick={openTerminal}>open ~/terminal</button>
         </footer>
       </div>
 

@@ -20,13 +20,14 @@ export const PROFILE = {
 };
 
 export const AVAILABILITY = {
-  short: "Open to remote roles + consulting",
-  full: "Open to remote roles and select backend architecture consulting.",
+  short: "Available for remote backend, architecture & consulting work",
+  full: "Available for remote backend roles, architecture reviews, and select consulting work.",
 };
 
 export const OPERATING_SIGNALS = [
   { label: "12+ yrs", value: "production software" },
   { label: ".NET + Azure", value: "primary lane" },
+  { label: "Fintech", value: "domain depth" },
   { label: "Remote", value: "Brazil to US teams" },
   { label: "Systems", value: "architecture + delivery" },
 ];
@@ -161,43 +162,58 @@ export type FeaturedProject = {
   slug: string;
   name: string;
   description: string;
+  proof: string;
   repoUrl: string;
   liveUrl: string;
+  liveLabel: string;
+  repoLabel: string;
   lang: string;
   langColor: string;
   tags: string[];
 };
 
 export const FEATURED_PROJECTS: FeaturedProject[] = [
-  {
-    slug: "speedy-bird-lynx",
-    name: "Speedy Bird",
-    description:
-      "A Flappy Bird clone built with Lynx (ReactLynx + TypeScript) — ByteDance's cross-platform native UI framework. One codebase renders natively on iOS, Android, and Web. Features accelerating difficulty, medal system, and a full CI/CD pipeline via GitHub Actions.",
-    repoUrl: "https://github.com/jonathanperis/speedy-bird-lynx",
-    liveUrl: "https://jonathanperis.github.io/speedy-bird-lynx/",
-    lang: "TypeScript",
-    langColor: "#3178c6",
-    tags: ["Lynx", "ReactLynx", "TypeScript", "Cross-Platform", "Game Dev"],
-  },
   {
     slug: "cpnucleo",
     name: "Cpnucleo",
     description:
-      "A full-featured .NET 10 reference implementation — Clean Architecture, DDD, dual REST/gRPC APIs, and 25+ architecture tests enforced at build time. Docs, architecture overview, and API reference available on GitHub Pages.",
+      "A production-shaped .NET 10 reference implementation for systems that need boundaries, tests, and delivery discipline instead of framework theater.",
+    proof:
+      "Clean Architecture, DDD, dual REST/gRPC APIs, Docker, DI, and 25+ architecture tests enforced at build time.",
     repoUrl: "https://github.com/jonathanperis/cpnucleo",
     liveUrl: "https://jonathanperis.github.io/cpnucleo/",
+    liveLabel: "View docs",
+    repoLabel: "View source",
     lang: "C#",
     langColor: "#178600",
     tags: ["Clean Architecture", ".NET", "Docker", "DI", "Testing"],
   },
+  {
+    slug: "speedy-bird-lynx",
+    name: "Speedy Bird",
+    description:
+      "A Flappy Bird clone built with Lynx (ReactLynx + TypeScript), proving a single codebase can render natively across mobile and web surfaces.",
+    proof:
+      "Includes accelerating difficulty, medal scoring, web deployment, and a GitHub Actions delivery path for repeatable demos.",
+    repoUrl: "https://github.com/jonathanperis/speedy-bird-lynx",
+    liveUrl: "https://jonathanperis.github.io/speedy-bird-lynx/",
+    liveLabel: "Play demo",
+    repoLabel: "View source",
+    lang: "TypeScript",
+    langColor: "#3178c6",
+    tags: ["Lynx", "ReactLynx", "TypeScript", "Cross-Platform", "Game Dev"],
+  },
   {
     slug: "super-mango-editor",
     name: "Super Mango Editor",
     description:
-      "A classic side-scrolling platformer built from scratch with C and SDL2. Compiled to WebAssembly so it runs directly in the browser — no install needed. Features sprite animation, collision detection, and retro-style gameplay.",
+      "A classic side-scrolling platformer built from scratch with C and SDL2, then compiled to WebAssembly for instant browser play.",
+    proof:
+      "Shows low-level runtime work: sprite animation, collision detection, Emscripten packaging, and retro gameplay constraints.",
     repoUrl: "https://github.com/jonathanperis/super-mango-editor",
     liveUrl: "https://jonathanperis.github.io/super-mango-editor/",
+    liveLabel: "Play in browser",
+    repoLabel: "View source",
     lang: "C",
     langColor: "#555555",
     tags: ["C", "SDL2", "WebAssembly", "Game Dev", "Emscripten"],
@@ -206,9 +222,13 @@ export const FEATURED_PROJECTS: FeaturedProject[] = [
     slug: "rinha2-back-end-dotnet",
     name: "Rinha de Backend 2 — .NET",
     description:
-      "My entry for the Rinha de Backend 2024/Q1 challenge — a high-performance concurrency-focused API built in C# with PostgreSQL and Nginx. Designed to handle extreme load under strict resource constraints (1.5 CPU / 550MB RAM).",
+      "A concurrency-focused API built for Rinha de Backend 2024/Q1, where the useful signal is correctness under pressure, not just happy-path latency.",
+    proof:
+      "C#, PostgreSQL, and Nginx under strict 1.5 CPU / 550MB RAM constraints with load-oriented architecture choices.",
     repoUrl: "https://github.com/jonathanperis/rinha2-back-end-dotnet",
     liveUrl: "https://jonathanperis.github.io/rinha2-back-end-dotnet/",
+    liveLabel: "View benchmark notes",
+    repoLabel: "View source",
     lang: "C#",
     langColor: "#178600",
     tags: ["C#", "PostgreSQL", "Nginx", "High Performance", "Docker"],
@@ -217,9 +237,13 @@ export const FEATURED_PROJECTS: FeaturedProject[] = [
     slug: "rinha2-back-end-k6",
     name: "Rinha de Backend 2 — K6 Load Tests",
     description:
-      "Load testing suite for the Rinha de Backend 2024/Q1 challenge using Grafana K6. Simulates realistic concurrent traffic patterns to stress-test API endpoints and validate correctness under heavy load.",
+      "A Grafana K6 load-testing suite for validating Rinha-style APIs against realistic concurrent traffic instead of hand-wavy performance claims.",
+    proof:
+      "Encodes stress scenarios, endpoint validation, and repeatable pressure tests that make backend behavior observable.",
     repoUrl: "https://github.com/jonathanperis/rinha2-back-end-k6",
     liveUrl: "https://jonathanperis.github.io/rinha2-back-end-k6/",
+    liveLabel: "Open load tests",
+    repoLabel: "View source",
     lang: "JavaScript",
     langColor: "#f1e05a",
     tags: ["K6", "Load Testing", "Grafana", "Performance", "Stress Testing"],

@@ -23,7 +23,7 @@
   --color-rose: oklch(72% 0.17 18);
   --color-amber: oklch(78% 0.16 68);
   --font-sans: "DM Sans", -apple-system, system-ui, sans-serif;
-  --font-display: "DM Sans", -apple-system, system-ui, sans-serif;
+  --font-display: "DM Serif Display", Georgia, serif;
   --font-mono: "JetBrains Mono", "Fira Code", monospace;
 }
 
@@ -163,8 +163,8 @@ body::after {
   box-shadow: 0 4px 24px rgba(0,0,0,0.3);
 }
 .code-block-accent {
-  border-left: 3px solid var(--color-violet);
-  box-shadow: -4px 0 20px rgba(74, 222, 128, 0.1);
+  border-color: oklch(76% 0.18 151 / 0.28);
+  box-shadow: inset 0 3px 0 var(--color-violet), 0 0 20px rgba(74, 222, 128, 0.1);
 }
 .code-block .titlebar {
   background: var(--color-elevated);
@@ -464,6 +464,19 @@ body::after {
   font-size: clamp(1.04rem, 2vw, 1.22rem);
   line-height: 1.75;
 }
+.experiment-badge {
+  display: inline-flex;
+  margin-top: 1rem;
+  border: 1px solid oklch(76% 0.18 151 / 0.18);
+  border-radius: 999px;
+  background: oklch(94% 0.025 145 / 0.028);
+  color: var(--color-dim);
+  font-family: var(--font-mono);
+  font-size: 0.68rem;
+  letter-spacing: 0.12em;
+  padding: 0.35rem 0.55rem;
+  text-transform: uppercase;
+}
 .hero-actions {
   display: flex;
   flex-wrap: wrap;
@@ -727,8 +740,19 @@ body::after {
   letter-spacing: 0.16em;
 }
 .workbench-card > p { margin: 0.7rem 0 1rem; }
+.workbench-card .project-proof {
+  border-top: 1px solid oklch(94% 0.025 145 / 0.08);
+  border-bottom: 1px solid oklch(94% 0.025 145 / 0.08);
+  margin: 1rem 0;
+  padding: 0.85rem 0;
+  color: var(--color-text);
+  font-family: var(--font-mono);
+  font-size: 0.76rem;
+  line-height: 1.65;
+}
 .project-actions {
   display: flex;
+  flex-wrap: wrap;
   gap: 0.7rem;
   margin-top: 1.1rem;
   font-family: var(--font-mono);
@@ -796,6 +820,11 @@ body::after {
 .icon-link:hover { color: var(--color-green); }
 .icon-link svg { width: 1rem; height: 1rem; }
 .icon-link.compact span { display: none; }
+.footer-terminal {
+  color: var(--color-green);
+  cursor: pointer;
+}
+.footer-terminal:hover { color: var(--color-violet-light); }
 
 .terminal-dialog {
   width: min(720px, 100%);