diff --git a/app/routes.ts b/app/routes.ts
index 0c91f4d..1a7cdb8 100644
--- a/app/routes.ts
+++ b/app/routes.ts
@@ -1,5 +1,7 @@
-import { type RouteConfig, index } from "@react-router/dev/routes";
+import { type RouteConfig, index, route } from "@react-router/dev/routes";
 
 export default [
-    index("routes/home.tsx")
+  index("routes/home.tsx"),
+  route("robots.txt", "routes/robots.ts"),
+  route("sitemap.xml", "routes/sitemap.ts"),
 ] satisfies RouteConfig;
diff --git a/app/routes/home.tsx b/app/routes/home.tsx
index 5a73344..00e4a35 100644
--- a/app/routes/home.tsx
+++ b/app/routes/home.tsx
@@ -2,15 +2,26 @@ import { useEffect, useState } from "react"
 import { ArrowDown } from "lucide-react"
 
 import type { Route } from "./+types/home"
+import { homepageJsonLd, site } from "../seo"
 
 export function meta({}: Route.MetaArgs) {
   return [
-    { title: "BAGAS AULIA REZKI - Portfolio" },
+    { title: site.title },
     {
       name: "description",
-      content:
-        "Portfolio of Bagas Aulia Rezki, a Fullstack Developer and Information Systems student.",
+      content: site.description,
     },
+    { tagName: "link", rel: "canonical", href: site.url },
+    { name: "robots", content: "index, follow" },
+    { property: "og:type", content: "website" },
+    { property: "og:url", content: site.url },
+    { property: "og:title", content: site.title },
+    { property: "og:description", content: site.description },
+    { property: "og:site_name", content: site.name },
+    { name: "twitter:card", content: "summary_large_image" },
+    { name: "twitter:title", content: site.title },
+    { name: "twitter:description", content: site.description },
+    { "script:ld+json": homepageJsonLd },
   ]
 }
 
@@ -358,9 +369,9 @@ export default function Home() {
             </span>
           </div>
 
-          <p className="pt-12 text-center font-terminal text-xs text-muted">
+          <h1 className="pt-12 text-center font-terminal text-xs text-muted">
             developer / student / self-hoster
-          </p>
+          </h1>
 
           <div className="flex justify-center border-b border-outline p-8 sm:p-12">
             <div className="w-full max-w-lg border border-outline bg-panel">
diff --git a/app/routes/robots.ts b/app/routes/robots.ts
new file mode 100644
index 0000000..a6da3a7
--- /dev/null
+++ b/app/routes/robots.ts
@@ -0,0 +1,17 @@
+import { site } from "../seo"
+
+export function loader() {
+  const body = [
+    "User-agent: *",
+    "Allow: /",
+    "",
+    `Sitemap: ${site.origin}/sitemap.xml`,
+    "",
+  ].join("\n")
+
+  return new Response(body, {
+    headers: {
+      "Content-Type": "text/plain; charset=utf-8",
+    },
+  })
+}
diff --git a/app/routes/sitemap.ts b/app/routes/sitemap.ts
new file mode 100644
index 0000000..49d7a65
--- /dev/null
+++ b/app/routes/sitemap.ts
@@ -0,0 +1,17 @@
+import { site } from "../seo"
+
+export function loader() {
+  const body = `<?xml version="1.0" encoding="UTF-8"?>
+<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+  <url>
+    <loc>${site.url}</loc>
+  </url>
+</urlset>
+`
+
+  return new Response(body, {
+    headers: {
+      "Content-Type": "application/xml; charset=utf-8",
+    },
+  })
+}
diff --git a/app/seo.ts b/app/seo.ts
new file mode 100644
index 0000000..c7ccc51
--- /dev/null
+++ b/app/seo.ts
@@ -0,0 +1,38 @@
+export const site = {
+  origin: "https://fossy.my.id",
+  url: "https://fossy.my.id/",
+  name: "Bagas Aulia Rezki",
+  title: "Bagas Aulia Rezki | Backend, DevOps & Full-Stack Developer",
+  description:
+    "Portfolio of Bagas Aulia Rezki, a Full-Stack and Backend Developer building Go services, DevOps infrastructure, automation, and self-hosted systems.",
+} as const
+
+export const homepageJsonLd = {
+  "@context": "https://schema.org",
+  "@graph": [
+    {
+      "@type": "WebSite",
+      "@id": `${site.origin}/#website`,
+      url: site.url,
+      name: site.name,
+    },
+    {
+      "@type": "ProfilePage",
+      "@id": `${site.origin}/#profile`,
+      url: site.url,
+      mainEntity: {
+        "@id": `${site.origin}/#person`,
+      },
+    },
+    {
+      "@type": "Person",
+      "@id": `${site.origin}/#person`,
+      name: site.name,
+      url: site.url,
+      sameAs: [
+        "https://github.com/fossyy",
+        "https://www.linkedin.com/in/bagas-aulia-rezki/",
+      ],
+    },
+  ],
+}