diff --git a/app/javascript/template_builder/builder.vue b/app/javascript/template_builder/builder.vue
index 17e6a248b5..2fcfc57042 100644
--- a/app/javascript/template_builder/builder.vue
+++ b/app/javascript/template_builder/builder.vue
@@ -346,6 +346,7 @@
         @close="isShowSigningOrderModal = false"
       />
     </Teleport>
+    <Toast ref="toast" />
   </div>
 </template>
 
@@ -364,6 +365,7 @@ import DocumentControls from './controls'
 import MobileFields from './mobile_fields'
 import FieldSubmitter from './field_submitter'
 import SigningOrderModal from './signing_order_modal'
+import Toast from './toast'
 import { IconPlus, IconUsersPlus, IconDeviceFloppy, IconChevronDown, IconEye, IconWritingSign, IconInnerShadowTop, IconInfoCircle, IconAdjustments } from '@tabler/icons-vue'
 import { v4 } from 'uuid'
 import { ref, computed, toRaw, watch } from 'vue'
@@ -393,7 +395,8 @@ export default {
     IconAdjustments,
     IconEye,
     IconDeviceFloppy,
-    SigningOrderModal
+    SigningOrderModal,
+    Toast
   },
   provide () {
     return {
@@ -1524,7 +1527,7 @@ export default {
           method: 'POST',
           body: formData
         }).then(async (resp) => {
-          this.updateFromUpload(await resp.json())
+          this.updateFromUpload(await resp.json(), { showToast: false })
         }).finally(() => {
           this.isLoadingBlankPage = false
         })
@@ -1533,7 +1536,11 @@ export default {
     onUploadFailed (error) {
       if (error) alert(error)
     },
-    updateFromUpload (data) {
+    updateFromUpload (data, { showToast = true } = {}) {
+      if (showToast) {
+        this.$refs.toast.show(this.t('document_uploaded_successfully'))
+      }
+
       this.template.schema.push(...data.schema)
       this.template.documents.push(...data.documents)
 
@@ -1606,7 +1613,7 @@ export default {
         this.save()
       }
     },
-    onDocumentReplace (data) {
+    onDocumentReplace (data, { showToast = true } = {}) {
       const { replaceSchemaItem, schema, documents } = data
 
       this.template.schema.splice(this.template.schema.indexOf(replaceSchemaItem), 1, { ...replaceSchemaItem, ...schema[0] })
@@ -1651,6 +1658,10 @@ export default {
         this.onUpload(this.template)
       }
 
+      if (showToast) {
+        this.$refs.toast.show(this.t('document_uploaded_successfully'))
+      }
+
       this.save()
     },
     onDocumentsReplace (data) {
@@ -1662,16 +1673,20 @@ export default {
             replaceSchemaItem: existingSchemaItem,
             schema: [schemaItem],
             documents: [data.documents.find((doc) => doc.uuid === schemaItem.attachment_uuid)]
-          })
+          }, { showToast: false })
         } else {
           this.updateFromUpload({
             schema: [schemaItem],
             documents: [data.documents.find((doc) => doc.uuid === schemaItem.attachment_uuid)],
             fields: data.fields,
             submitters: data.submitters
-          })
+          }, { showToast: false })
         }
       })
+
+      if (data.schema.length) {
+        this.$refs.toast.show(this.t('document_uploaded_successfully'))
+      }
     },
     onDocumentsReplaceAndTemplateClone (template) {
       window.Turbo.visit(`/templates/${template.id}/edit`)
diff --git a/app/javascript/template_builder/i18n.js b/app/javascript/template_builder/i18n.js
index 93ddf1c7e1..a2bd4f3abd 100644
--- a/app/javascript/template_builder/i18n.js
+++ b/app/javascript/template_builder/i18n.js
@@ -130,6 +130,7 @@ const en = {
   replace: 'Replace',
   uploading_: 'Uploading...',
   add_document: 'Add Document',
+  document_uploaded_successfully: 'Document uploaded successfully',
   none: 'None',
   ssn: 'SSN',
   ein: 'EIN',
@@ -276,6 +277,7 @@ const es = {
   replace: 'Reemplazar',
   uploading_: 'Subiendo...',
   add_document: 'Subir',
+  document_uploaded_successfully: 'Documento cargado correctamente',
   any: 'Cualquier',
   drawn: 'Dibujado',
   drawn_or_typed: 'Dibujado o Escrito',
@@ -432,6 +434,7 @@ const it = {
   replace: 'Sostituisci',
   uploading_: 'Caricamento in corso...',
   add_document: 'Aggiungi',
+  document_uploaded_successfully: 'Documento caricato correttamente',
   none: 'Nessuno',
   ssn: 'SSN',
   ein: 'EIN',
@@ -578,6 +581,7 @@ const pt = {
   replace: 'Substituir',
   uploading_: 'Carregando...',
   add_document: 'Enviar',
+  document_uploaded_successfully: 'Documento enviado com sucesso',
   any: 'Qualquer',
   drawn: 'Desenhado',
   drawn_or_typed: 'Desenhado ou Digitado',
@@ -729,6 +733,7 @@ const fr = {
   replace: 'Remplacer',
   uploading_: 'Téléchargement en cours...',
   add_document: 'Télécharger',
+  document_uploaded_successfully: 'Document téléchargé avec succès',
   any: 'Tout',
   drawn: 'Dessiné',
   drawn_or_typed: 'Dessiné ou Tapé',
@@ -880,6 +885,7 @@ const de = {
   replace: 'Ersetzen',
   uploading_: 'Hochladen...',
   add_document: 'Hochladen',
+  document_uploaded_successfully: 'Dokument erfolgreich hochgeladen',
   any: 'Jede',
   drawn: 'Gezeichnet',
   drawn_or_typed: 'Gezeichnet oder getippt',
diff --git a/app/javascript/template_builder/toast.vue b/app/javascript/template_builder/toast.vue
new file mode 100644
index 0000000000..5517a62695
--- /dev/null
+++ b/app/javascript/template_builder/toast.vue
@@ -0,0 +1,48 @@
+<template>
+  <div
+    v-if="isVisible"
+    id="upload_success_toast"
+    class="toast toast-bottom toast-end z-50"
+    role="status"
+    aria-live="polite"
+    aria-atomic="true"
+  >
+    <div class="alert alert-success">
+      <IconCircleCheck class="w-6 h-6 flex-none" />
+      <span>{{ message }}</span>
+    </div>
+  </div>
+</template>
+
+<script>
+import { IconCircleCheck } from '@tabler/icons-vue'
+
+export default {
+  name: 'BuilderToast',
+  components: {
+    IconCircleCheck
+  },
+  data () {
+    return {
+      isVisible: false,
+      message: '',
+      dismissTimeout: null
+    }
+  },
+  beforeUnmount () {
+    clearTimeout(this.dismissTimeout)
+  },
+  methods: {
+    show (message, duration = 4000) {
+      this.message = message
+      this.isVisible = true
+
+      clearTimeout(this.dismissTimeout)
+
+      this.dismissTimeout = setTimeout(() => {
+        this.isVisible = false
+      }, duration)
+    }
+  }
+}
+</script>
diff --git a/spec/system/template_builder_spec.rb b/spec/system/template_builder_spec.rb
index d14db058a2..f24291b7d4 100644
--- a/spec/system/template_builder_spec.rb
+++ b/spec/system/template_builder_spec.rb
@@ -27,6 +27,31 @@
       end.to change { template.documents.count }.by(1)
 
       expect(page).to have_content('sample-image')
+      expect(page).to have_css('#upload_success_toast', text: 'Document uploaded successfully')
+      expect(page).to have_css('#upload_success_toast[role="status"][aria-live="polite"]')
+    end
+  end
+
+  context 'when uploading to an empty template' do
+    let(:template) { create(:template, account:, author:, attachment_count: 0) }
+
+    before do
+      visit edit_template_path(template)
+    end
+
+    it 'shows a success toast after the first document upload' do
+      expect(page).to have_css('#document_dropzone')
+
+      expect do
+        find('#document_dropzone input[type="file"]', visible: false)
+          .attach_file(Rails.root.join('spec/fixtures/sample-image.png'))
+
+        page.driver.wait_for_network_idle
+      end.to change { template.reload.documents.count }.by(1)
+
+      expect(page).to have_content('sample-image')
+      expect(page).to have_css('#upload_success_toast', text: 'Document uploaded successfully')
+      expect(page).to have_css('#upload_success_toast[role="status"][aria-live="polite"]')
     end
   end