diff --git a/frontend/package.json b/frontend/package.json
index 4ac9ca4..48a3f2b 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -14,6 +14,7 @@
   },
   "dependencies": {
     "@mdi/font": "7.4.47",
+    "@tanstack/vue-query": "^5.83.0",
     "core-js": "^3.41.0",
     "iso-3166-1": "^2.1.1",
     "openapi-fetch": "^0.14.0",
diff --git a/frontend/pnpm-lock.yaml b/frontend/pnpm-lock.yaml
index 3b73e59..03e2d32 100644
--- a/frontend/pnpm-lock.yaml
+++ b/frontend/pnpm-lock.yaml
@@ -11,6 +11,9 @@ importers:
       '@mdi/font':
         specifier: 7.4.47
         version: 7.4.47
+      '@tanstack/vue-query':
+        specifier: ^5.83.0
+        version: 5.83.0(vue@3.5.13(typescript@5.8.3))
       core-js:
         specifier: ^3.41.0
         version: 3.41.0
@@ -798,6 +801,22 @@ packages:
     resolution: {integrity: sha512-tlqY9xq5ukxTUZBmoOp+m61cqwQD5pHJtFY3Mn8CA8ps6yghLH/Hw8UPdqg4OLmFW3IFlcXnQNmo/dh8HzXYIQ==}
     engines: {node: '>=18'}
 
+  '@tanstack/match-sorter-utils@8.19.4':
+    resolution: {integrity: sha512-Wo1iKt2b9OT7d+YGhvEPD3DXvPv2etTusIMhMUoG7fbhmxcXCtIjJDEygy91Y2JFlwGyjqiBPRozme7UD8hoqg==}
+    engines: {node: '>=12'}
+
+  '@tanstack/query-core@5.83.0':
+    resolution: {integrity: sha512-0M8dA+amXUkyz5cVUm/B+zSk3xkQAcuXuz5/Q/LveT4ots2rBpPTZOzd7yJa2Utsf8D2Upl5KyjhHRY+9lB/XA==}
+
+  '@tanstack/vue-query@5.83.0':
+    resolution: {integrity: sha512-sC3nnFEyAPOV4aGgt36ILrFIoR42UzRb+kqva96tiT3c80PCX99wDnVC5P01uxw6b3PaH7AD60HFFLBMFCKYow==}
+    peerDependencies:
+      '@vue/composition-api': ^1.1.2
+      vue: ^2.6.0 || ^3.3.0
+    peerDependenciesMeta:
+      '@vue/composition-api':
+        optional: true
+
   '@tsconfig/node22@22.0.1':
     resolution: {integrity: sha512-VkgOa3n6jvs1p+r3DiwBqeEwGAwEvnVCg/hIjiANl5IEcqP3G0u5m8cBJspe1t9qjZRlZ7WFgqq5bJrGdgAKMg==}
 
@@ -1934,6 +1953,9 @@ packages:
     resolution: {integrity: sha512-GDhwkLfywWL2s6vEjyhri+eXmfH6j1L7JE27WhqLeYzoh/A3DBaYGEj2H/HFZCn/kMfim73FXxEJTw06WtxQwg==}
     engines: {node: '>= 14.18.0'}
 
+  remove-accents@0.5.0:
+    resolution: {integrity: sha512-8g3/Otx1eJaVD12e31UbJj1YzdtVvzH85HV7t+9MJYk/u3XmkOUJ5Ys9wQrf9PCPK8+xn4ymzqYCiZl6QWKn+A==}
+
   request-light@0.7.0:
     resolution: {integrity: sha512-lMbBMrDoxgsyO+yB3sDcrDuX85yYt7sS8BfQd11jtbW/z5ZWgLZRcEGLsLoYw7I0WSUGQBs8CC8ScIxkTX1+6Q==}
 
@@ -2502,6 +2524,17 @@ packages:
   vscode-uri@3.0.8:
     resolution: {integrity: sha512-AyFQ0EVmsOZOlAnxoFOGOq1SQDWAB7C6aqMGS23svWAllfOaxbuFvcT8D1i8z3Gyn8fraVeZNNmN6e9bxxXkKw==}
 
+  vue-demi@0.14.10:
+    resolution: {integrity: sha512-nMZBOwuzabUO0nLgIcc6rycZEebF6eeUfaiQx9+WSk8e29IbLvPU9feI6tqW4kTo3hvoYAJkMh8n8D0fuISphg==}
+    engines: {node: '>=12'}
+    hasBin: true
+    peerDependencies:
+      '@vue/composition-api': ^1.0.0-rc.1
+      vue: ^3.0.0-0 || ^2.6.0
+    peerDependenciesMeta:
+      '@vue/composition-api':
+        optional: true
+
   vue-eslint-parser@10.1.3:
     resolution: {integrity: sha512-dbCBnd2e02dYWsXoqX5yKUZlOt+ExIpq7hmHKPb5ZqKcjf++Eo0hMseFTZMLKThrUk61m+Uv6A2YSBve6ZvuDQ==}
     engines: {node: ^18.18.0 || ^20.9.0 || >=21.1.0}
@@ -3235,6 +3268,20 @@ snapshots:
 
   '@sindresorhus/merge-streams@4.0.0': {}
 
+  '@tanstack/match-sorter-utils@8.19.4':
+    dependencies:
+      remove-accents: 0.5.0
+
+  '@tanstack/query-core@5.83.0': {}
+
+  '@tanstack/vue-query@5.83.0(vue@3.5.13(typescript@5.8.3))':
+    dependencies:
+      '@tanstack/match-sorter-utils': 8.19.4
+      '@tanstack/query-core': 5.83.0
+      '@vue/devtools-api': 6.6.4
+      vue: 3.5.13(typescript@5.8.3)
+      vue-demi: 0.14.10(vue@3.5.13(typescript@5.8.3))
+
   '@tsconfig/node22@22.0.1': {}
 
   '@types/cookie@0.6.0': {}
@@ -4486,6 +4533,8 @@ snapshots:
 
   readdirp@4.1.2: {}
 
+  remove-accents@0.5.0: {}
+
   request-light@0.7.0: {}
 
   require-directory@2.1.1: {}
@@ -5027,6 +5076,10 @@ snapshots:
 
   vscode-uri@3.0.8: {}
 
+  vue-demi@0.14.10(vue@3.5.13(typescript@5.8.3)):
+    dependencies:
+      vue: 3.5.13(typescript@5.8.3)
+
   vue-eslint-parser@10.1.3(eslint@9.24.0):
     dependencies:
       debug: 4.4.0(supports-color@10.0.0)
diff --git a/frontend/src/components/CertificateEditor.vue b/frontend/src/components/CertificateEditor.vue
index b2ccf28..55e3b45 100644
--- a/frontend/src/components/CertificateEditor.vue
+++ b/frontend/src/components/CertificateEditor.vue
@@ -1,7 +1,12 @@
 <script setup lang="ts">
-import { computed, ref, useId, useTemplateRef } from "vue";
+import { ref, useId, useTemplateRef } from "vue";
 import CountryListItem from "./CountryListItem.vue";
 import { type Country, getAvailableCountries, userCountry } from "../utils/countries.ts";
+import { type Schemas } from "../plugins/client.ts";
+
+const { isSubmitting } = defineProps({
+  isSubmitting: Boolean,
+})
 
 const formModel = ref(false);
 const formRef = useTemplateRef("form");
@@ -63,41 +68,40 @@ function addDomain() {
   }
 }
 
-const isSubmitting = ref(false);
+const emit = defineEmits(["submit"]);
 
 async function submitNewCertificate() {
   if (!formRef.value?.validate()) {
     return;
   }
 
-  isSubmitting.value = true;
-  try {
-    // Extract country code if country is an object
-    const countryCode = typeof country.value === "object" && country.value !== null
-      ? (country.value as Country).alpha2
-      : country.value;
+  // Extract country code if country is an object
+  const countryCode = typeof country.value === "object" && country.value !== null
+    ? (country.value as Country).alpha2
+    : country.value;
 
-    // TODO: Implement certificate request submission
-    console.log({
-      type: "STANDALONE_CERTIFICATE",
-      requestedKeyLength: keyLength.value,
-      requestedValidityDays: noExpiry.value ? null : validityDays.value,
-      subject: {
-        commonName: commonName.value,
-        emailAddress: emailAddress.value,
-        organization: organization.value,
-        organizationalUnit: organizationalUnit.value,
-        country: countryCode,
-        state: state.value,
-        locality: locality.value
-      },
-      extension: {
-        alternativeDnsNames: domains.value
-      }
-    });
-  } finally {
-    isSubmitting.value = false;
-  }
+  // Prepare certificate request data
+  const certificateRequest: Schemas["CertificateInfo"] = {
+    type: "STANDALONE_CERTIFICATE",
+    requestedKeyLength: keyLength.value,
+    requestedValidityDays: noExpiry.value ? undefined : validityDays.value,
+    subject: {
+      commonName: commonName.value,
+      emailAddress: emailAddress.value,
+      organization: organization.value,
+      organizationalUnit: organizationalUnit.value,
+      country: countryCode,
+      state: state.value,
+      locality: locality.value
+    },
+    extension: {
+      alternativeDnsNames: domains.value
+    }
+  };
+
+  emit("submit", {
+    certificateRequest
+  });
 }
 
 </script>
diff --git a/frontend/src/pages/certificates/new.vue b/frontend/src/pages/certificates/new.vue
index 22969d5..5b8af02 100644
--- a/frontend/src/pages/certificates/new.vue
+++ b/frontend/src/pages/certificates/new.vue
@@ -1,10 +1,26 @@
 <script setup lang="ts">
 import CertificateEditor from "@/components/CertificateEditor.vue";
+import { useMutation } from "@tanstack/vue-query";
+import { fetchClient } from "@/plugins/client.ts";
+
+const submitNewCert = useMutation({
+  mutationKey: ["submit-new-certificate"],
+  mutationFn: async (certificate) => {
+    fetchClient.POST("/api/certificates", {
+      body: certificate,
+    })
+  },
+})
+
+function submitCertificate({ certificate }) {
+  submitNewCert.mutate(certificate);
+}
+
 </script>
 
 <template>
   <v-container>
-    <CertificateEditor />
+    <CertificateEditor @submit="submitCertificate" :is-submitting="submitNewCert.isPending" />
   </v-container>
 </template>
 
diff --git a/frontend/src/plugins/index.ts b/frontend/src/plugins/index.ts
index 17430da..ccf1659 100644
--- a/frontend/src/plugins/index.ts
+++ b/frontend/src/plugins/index.ts
@@ -3,10 +3,12 @@ import router from "../router";
 import client from "./client";
 
 import type { App } from "vue";
+import { VueQueryPlugin } from "@tanstack/vue-query";
 
 export function registerPlugins(app: App) {
   app
     .use(vuetify)
     .use(router)
-    .use(client);
+    .use(client)
+    .use(VueQueryPlugin);
 }