diff --git a/app/models/job.rb b/app/models/job.rb
index aab0360..3933035 100644
--- a/app/models/job.rb
+++ b/app/models/job.rb
@@ -1,6 +1,6 @@
 class Job < ApplicationRecord
-  belongs_to :operator, class_name: "User", optional: true
-  belongs_to :costumer, class_name: "User", optional: true
+  belongs_to :operator, class_name: "User", optional: true, counter_cache: :jobs_as_operator_count
+  belongs_to :costumer, class_name: "User", optional: true, counter_cache: :jobs_as_costumer_count
 
   has_one_attached :pdf, dependent: :purge
 
diff --git a/app/views/admin/dashboards/show.html.erb b/app/views/admin/dashboards/show.html.erb
index be6bbd5..e51ddae 100644
--- a/app/views/admin/dashboards/show.html.erb
+++ b/app/views/admin/dashboards/show.html.erb
@@ -1,5 +1,5 @@
 <div>
-  <h1 class="font-bold text-4xl">Admin::Dashboards#show</h1>
+  <h1 class="text-4xl font-bold">Admin::Dashboards#show</h1>
   <p>Find me in app/views/admin/dashboards/show.html.erb</p>
   <ul>
     <li>Übersicht Druckaufträge (Abgerechnet/Kostenstelle/Pro Monat/CSV Export)</li>
@@ -10,30 +10,30 @@
 </div>
 <div class="flex space-x-2">
   <%= link_to admin_users_path() do %>
-    <div class="shadow p-4 bg-gray-50">
+    <div class="p-4 shadow bg-gray-50">
       <h2 class="text-xl">Benutzer:</h2>
-      <p class="size-28"><%= @user.count %></p>
+      <p class="size-28"><%= @user.size %></p>
     </div>
   <% end %>
   <%= link_to admin_users_path() do %>
-    <div class="shadow p-4 bg-gray-50">
+    <div class="p-4 shadow bg-gray-50">
       <h2 class="text-xl">Tutoren:</h2>
-      <p class="size-28"><%= @user.operator.count %></p>
+      <p class="size-28"><%= @user.operator.size %></p>
     </div>
   <% end %>
   <%= link_to admin_users_path() do %>
-    <div class="shadow p-4 bg-gray-50">
+    <div class="p-4 shadow bg-gray-50">
       <h2 class="text-xl">Admins:</h2>
-      <p class="size-28"><%= @user.admin.count %></p>
+      <p class="size-28"><%= @user.admin.size %></p>
     </div>
   <% end %>
 </div>
 <div class="flex space-x-2">
   <h2>Aktueller Monat</h2>
   <%= link_to admin_jobs_path() do %>
-    <div class="shadow p-4 bg-gray-50">
+    <div class="p-4 shadow bg-gray-50">
       <h2 class="text-xl">aktuelle Druckaufträge:</h2>
-      <p class="size-28"><%= @jobs.count %></p>
+      <p class="size-28"><%= @jobs.size %></p>
     </div>
   <% end %>
 </div>
diff --git a/app/views/admin/users/_user_tr.html.erb b/app/views/admin/users/_user_tr.html.erb
index c135a5f..cc6a077 100644
--- a/app/views/admin/users/_user_tr.html.erb
+++ b/app/views/admin/users/_user_tr.html.erb
@@ -16,7 +16,7 @@
     </td>
     <td class="p-2 py-3">
       <span class="badge block w-28 bg-role-<%= user.role %>-light">
-        <%= user.jobs_as_costumer.count %>
+        <%= user.jobs_as_costumer.size %>
       </span>
     </td>
     <td class="p-2 py-3">
diff --git a/app/views/admin/users/show.html.erb b/app/views/admin/users/show.html.erb
index cb702dc..a01e5e5 100644
--- a/app/views/admin/users/show.html.erb
+++ b/app/views/admin/users/show.html.erb
@@ -1,11 +1,11 @@
 <div>
-  <h1 class="font-bold text-4xl">Benutzer Details</h1>
+  <h1 class="text-4xl font-bold">Benutzer Details</h1>
   <%= render partial: 'user', locals: { user: @user } %>
 </div>
 <p>Some Stats:
   <ul>
-    <li>Druckaufträge insgesammt: <%= @user.jobs_as_costumer.count %></li>
-    <li>davon abgebrochen: <%= @user.jobs_as_costumer.canceled.count %></li>
+    <li>Druckaufträge insgesammt: <%= @user.jobs_as_costumer.size %></li>
+    <li>davon abgebrochen: <%= @user.jobs_as_costumer.canceled.size %></li>
     <li>letzten 5 Druckaufträge</li>
   </ul>
 </p>
diff --git a/app/views/operator/jobs/_job_status_card.html.erb b/app/views/operator/jobs/_job_status_card.html.erb
index 87e5a93..d506ee2 100644
--- a/app/views/operator/jobs/_job_status_card.html.erb
+++ b/app/views/operator/jobs/_job_status_card.html.erb
@@ -3,7 +3,7 @@
     <h3 class="p-3 text-2xl font-bold">
       <%= icon(status_icon(status), class: "text-status-#{status} icon icon-nohover")  %>
       <%= status %>
-      <span class="block text-3xl text-right"><%= jobs.count %></span>
+      <span class="block text-3xl text-right"><%= jobs.size %></span>
     </h3>
   </div>
 <% end %>
diff --git a/app/views/operator/jobs/_start_next_job_btn.html.erb b/app/views/operator/jobs/_start_next_job_btn.html.erb
index cfe4f72..15128ac 100644
--- a/app/views/operator/jobs/_start_next_job_btn.html.erb
+++ b/app/views/operator/jobs/_start_next_job_btn.html.erb
@@ -2,7 +2,7 @@
   <% if jobs.any? %>
     <%= button_to icon("printer", 
       class: "icon icon-nohover size-6 mr-2", 
-      title: "Drucken") + "Nächsten Druckauftrag starten (" + jobs.count.to_s + ")", operator_job_path(jobs.first), 
+      title: "Drucken") + "Nächsten Druckauftrag starten (" + jobs.size.to_s + ")", operator_job_path(jobs.first), 
       params:  { :job => { status: :printing} }, 
       method: :patch, 
       form_class: "btn bg-green-400 text-black" %>
diff --git a/app/views/profiles/show.html.erb b/app/views/profiles/show.html.erb
index 432fb09..b83b85b 100644
--- a/app/views/profiles/show.html.erb
+++ b/app/views/profiles/show.html.erb
@@ -1,9 +1,9 @@
 <div>
-  <h1 class="font-bold text-4xl p-1 border-b-2 border-hsrm-red">Profile</h1>
+  <h1 class="p-1 text-4xl font-bold border-b-2 border-hsrm-red">Profile</h1>
   <ul>
     <li>Name: <%= current_user.name %>
       <% if is_admin_or_operator? %>
-        <p class="badge inline"><%= current_user.role %></p>
+        <p class="inline badge"><%= current_user.role %></p>
       <% end %>
     </li>
     <li>E-Mail: <%= current_user.email %></li>
@@ -19,30 +19,30 @@
       </p>
     <% end %>
   </ul>
-  <h2 class="text-lg font-bold p-1 border-b-2 border-hsrm-red">Aufgegebene Druckaufträge</h2>
+  <h2 class="p-1 text-lg font-bold border-b-2 border-hsrm-red">Aufgegebene Druckaufträge</h2>
   <p>
     Aufgegebene Druckaufträge
-    <%= current_user.jobs_as_costumer.count %>
+    <%= current_user.jobs_as_costumer.size %>
   </p>
   <p>
     Abgebrochene Druckaufgräge
-    <%= current_user.jobs_as_costumer.canceled.count %>
+    <%= current_user.jobs_as_costumer.canceled.size %>
   </p>
   <% if is_admin_or_operator? %>
-    <h2 class="text-lg font-bold p-1 border-b-2 border-hsrm-red">Bearbeitete Druckaufträge</h2>
+    <h2 class="p-1 text-lg font-bold border-b-2 border-hsrm-red">Bearbeitete Druckaufträge</h2>
     <p>
       Gedruckte Druckaufträge
-      <%= current_user.jobs_as_operator.paid.count %>
+      <%= current_user.jobs_as_operator.paid.size %>
     </p>
   <% end %>
-  <h2 class="text-lg font-bold p-1 border-b-2 border-hsrm-red">Actions</h2>
+  <h2 class="p-1 text-lg font-bold border-b-2 border-hsrm-red">Actions</h2>
   <div>
     <%= link_to "Change password", edit_password_path %>
   </div>
   <div>
     <%= link_to "Change email address", edit_identity_email_path %>
   </div>
-  <h2 class="text-lg font-bold p-1 border-b-2 border-hsrm-red">Access history</h2>
+  <h2 class="p-1 text-lg font-bold border-b-2 border-hsrm-red">Access history</h2>
   <div>
     <%= link_to "Devices & Sessions", sessions_path %>
   </div>
diff --git a/db/migrate/20240826144015_create_users.rb b/db/migrate/20240826144015_create_users.rb
index 78f15c6..3d6cb30 100644
--- a/db/migrate/20240826144015_create_users.rb
+++ b/db/migrate/20240826144015_create_users.rb
@@ -10,6 +10,9 @@ class CreateUsers < ActiveRecord::Migration[7.2]
 
       t.boolean :verified, null: false, default: false
 
+      t.integer :jobs_as_costumer_count, default: 0
+      t.integer :jobs_as_operator_count, default: 0
+
       t.timestamps
     end
     add_foreign_key :jobs, :users, column: :operator_id
diff --git a/db/schema.rb b/db/schema.rb
index a2c016b..4ac030a 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -86,6 +86,8 @@ ActiveRecord::Schema[7.2].define(version: 2024_08_26_144016) do
     t.string "lastname"
     t.string "role", default: "user"
     t.boolean "verified", default: false, null: false
+    t.integer "jobs_as_costumer_count", default: 0
+    t.integer "jobs_as_operator_count", default: 0
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
     t.index ["email"], name: "index_users_on_email", unique: true