diff --git a/app/controllers/jobs_controller.rb b/app/controllers/jobs_controller.rb
index a3336fe..2d0f07f 100644
--- a/app/controllers/jobs_controller.rb
+++ b/app/controllers/jobs_controller.rb
@@ -1,5 +1,5 @@
 class JobsController < ApplicationController
-  before_action :set_job, only: %i[ show edit update destroy ]
+  before_action :set_job, only: %i[show edit update destroy]
 
   # GET /jobs or /jobs.json
   def index
@@ -7,8 +7,7 @@ class JobsController < ApplicationController
   end
 
   # GET /jobs/1 or /jobs/1.json
-  def show
-  end
+  def show; end
 
   # GET /jobs/new
   def new
@@ -16,8 +15,7 @@ class JobsController < ApplicationController
   end
 
   # GET /jobs/1/edit
-  def edit
-  end
+  def edit; end
 
   # POST /jobs or /jobs.json
   def create
@@ -25,7 +23,7 @@ class JobsController < ApplicationController
 
     respond_to do |format|
       if @job.save
-        format.html { redirect_to job_url(@job), notice: "Job was successfully created." }
+        format.html { redirect_to job_url(@job), notice: 'Job was successfully created.' }
         format.json { render :show, status: :created, location: @job }
       else
         format.html { render :new, status: :unprocessable_entity }
@@ -38,7 +36,7 @@ class JobsController < ApplicationController
   def update
     respond_to do |format|
       if @job.update(job_params)
-        format.html { redirect_to job_url(@job), notice: "Job was successfully updated." }
+        format.html { redirect_to job_url(@job), notice: 'Job was successfully updated.' }
         format.json { render :show, status: :ok, location: @job }
       else
         format.html { render :edit, status: :unprocessable_entity }
@@ -52,19 +50,21 @@ class JobsController < ApplicationController
     @job.destroy!
 
     respond_to do |format|
-      format.html { redirect_to jobs_url, notice: "Job was successfully destroyed." }
+      format.html { redirect_to jobs_url, notice: 'Job was successfully destroyed.' }
       format.json { head :no_content }
     end
   end
 
   private
-    # Use callbacks to share common setup or constraints between actions.
-    def set_job
-      @job = Job.find(params[:id])
-    end
 
-    # Only allow a list of trusted parameters through.
-    def job_params
-      params.require(:job).permit(:operator_id_id, :costumer_id_id, :operator_firstname, :operator_lastname, :costumer_firstname, :costumer_lastname, :paid, :printed_at, :intern, :cost_center, :number_of_plans_a0, :number_of_plans_a1, :number_of_plans_a2, :number_of_plans_a3, :costum_qm_plan)
-    end
+  # Use callbacks to share common setup or constraints between actions.
+  def set_job
+    @job = Job.find(params[:id])
+  end
+
+  # Only allow a list of trusted parameters through.
+  def job_params
+    params.require(:job).permit(:operator_id, :costumer_id, :operator_firstname, :operator_lastname,
+                                :costumer_firstname, :costumer_lastname, :paid, :printed_at, :intern, :cost_center, :number_of_plans_a0, :number_of_plans_a1, :number_of_plans_a2, :number_of_plans_a3, :costum_qm_plan)
+  end
 end
diff --git a/app/models/job.rb b/app/models/job.rb
index 0c77567..e5a594e 100644
--- a/app/models/job.rb
+++ b/app/models/job.rb
@@ -1,4 +1,4 @@
 class Job < ApplicationRecord
-  belongs_to :operator_id
-  belongs_to :costumer_id
+  belongs_to :operator, class_name: 'User', optional: true
+  belongs_to :costumer, class_name: 'User', optional: true
 end
diff --git a/app/models/user.rb b/app/models/user.rb
new file mode 100644
index 0000000..def4e28
--- /dev/null
+++ b/app/models/user.rb
@@ -0,0 +1,3 @@
+class User < ApplicationRecord
+  has_many :Jobs, foreign_key: :costumer_id
+end
diff --git a/app/views/jobs/_form.html.erb b/app/views/jobs/_form.html.erb
index 22fcc88..e55b324 100644
--- a/app/views/jobs/_form.html.erb
+++ b/app/views/jobs/_form.html.erb
@@ -1,7 +1,11 @@
 <%= form_with(model: job, class: "contents") do |form| %>
   <% if job.errors.any? %>
-    <div id="error_explanation" class="bg-red-50 text-red-500 px-3 py-2 font-medium rounded-lg mt-3">
-      <h2><%= pluralize(job.errors.count, "error") %> prohibited this job from being saved:</h2>
+    <div
+      id="error_explanation"
+      class="bg-red-50 text-red-500 px-3 py-2 font-medium rounded-lg mt-3"
+    >
+      <h2><%= pluralize(job.errors.count, "error") %>
+        prohibited this job from being saved:</h2>
 
       <ul>
         <% job.errors.each do |error| %>
@@ -11,44 +15,18 @@
     </div>
   <% end %>
 
-  <div class="my-5">
-    <%= form.label :operator_id_id %>
-    <%= form.text_field :operator_id_id, class: "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
-  </div>
-
-  <div class="my-5">
-    <%= form.label :costumer_id_id %>
-    <%= form.text_field :costumer_id_id, class: "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
-  </div>
-
-  <div class="my-5">
-    <%= form.label :operator_firstname %>
-    <%= form.text_field :operator_firstname, class: "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
-  </div>
-
-  <div class="my-5">
-    <%= form.label :operator_lastname %>
-    <%= form.text_field :operator_lastname, class: "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
-  </div>
-
   <div class="my-5">
     <%= form.label :costumer_firstname %>
-    <%= form.text_field :costumer_firstname, class: "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
+    <%= form.text_field :costumer_firstname,
+                    class:
+                      "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
   </div>
 
   <div class="my-5">
     <%= form.label :costumer_lastname %>
-    <%= form.text_field :costumer_lastname, class: "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
-  </div>
-
-  <div class="my-5">
-    <%= form.label :paid %>
-    <%= form.check_box :paid, class: "block mt-2 h-5 w-5" %>
-  </div>
-
-  <div class="my-5">
-    <%= form.label :printed_at %>
-    <%= form.datetime_field :printed_at, class: "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
+    <%= form.text_field :costumer_lastname,
+                    class:
+                      "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
   </div>
 
   <div class="my-5">
@@ -58,35 +36,41 @@
 
   <div class="my-5">
     <%= form.label :cost_center %>
-    <%= form.text_field :cost_center, class: "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
+    <%= form.text_field :cost_center,
+                    class:
+                      "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
   </div>
 
   <div class="my-5">
     <%= form.label :number_of_plans_a0 %>
-    <%= form.number_field :number_of_plans_a0, class: "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
+    <%= form.number_field :number_of_plans_a0,
+                      class:
+                        "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
   </div>
 
   <div class="my-5">
     <%= form.label :number_of_plans_a1 %>
-    <%= form.number_field :number_of_plans_a1, class: "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
+    <%= form.number_field :number_of_plans_a1,
+                      class:
+                        "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
   </div>
 
   <div class="my-5">
     <%= form.label :number_of_plans_a2 %>
-    <%= form.number_field :number_of_plans_a2, class: "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
+    <%= form.number_field :number_of_plans_a2,
+                      class:
+                        "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
   </div>
 
   <div class="my-5">
     <%= form.label :number_of_plans_a3 %>
-    <%= form.number_field :number_of_plans_a3, class: "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
-  </div>
-
-  <div class="my-5">
-    <%= form.label :costum_qm_plan %>
-    <%= form.text_field :costum_qm_plan, class: "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
+    <%= form.number_field :number_of_plans_a3,
+                      class:
+                        "block shadow rounded-md border border-gray-400 outline-none px-3 py-2 mt-2 w-full" %>
   </div>
 
   <div class="inline">
-    <%= form.submit class: "rounded-lg py-3 px-5 bg-blue-600 text-white inline-block font-medium cursor-pointer" %>
+    <%= form.submit class:
+                  "rounded-lg py-3 px-5 bg-blue-600 text-white inline-block font-medium cursor-pointer" %>
   </div>
 <% end %>
diff --git a/app/views/jobs/_job.html.erb b/app/views/jobs/_job.html.erb
index dbb9932..09334b9 100644
--- a/app/views/jobs/_job.html.erb
+++ b/app/views/jobs/_job.html.erb
@@ -1,12 +1,12 @@
 <div id="<%= dom_id job %>">
   <p class="my-5">
     <strong class="block font-medium mb-1">Operator:</strong>
-    <%= job.operator_id_id %>
+    <%= job.operator_id %>
   </p>
 
   <p class="my-5">
     <strong class="block font-medium mb-1">Costumer:</strong>
-    <%= job.costumer_id_id %>
+    <%= job.costumer_id %>
   </p>
 
   <p class="my-5">
diff --git a/app/views/jobs/_job.json.jbuilder b/app/views/jobs/_job.json.jbuilder
index 324eb8c..56bf029 100644
--- a/app/views/jobs/_job.json.jbuilder
+++ b/app/views/jobs/_job.json.jbuilder
@@ -1,2 +1,2 @@
-json.extract! job, :id, :operator_id_id, :costumer_id_id, :operator_firstname, :operator_lastname, :costumer_firstname, :costumer_lastname, :paid, :printed_at, :intern, :cost_center, :number_of_plans_a0, :number_of_plans_a1, :number_of_plans_a2, :number_of_plans_a3, :costum_qm_plan, :created_at, :updated_at
+json.extract! job, :id, :operator_id, :costumer_id, :operator_firstname, :operator_lastname, :costumer_firstname, :costumer_lastname, :paid, :printed_at, :intern, :cost_center, :number_of_plans_a0, :number_of_plans_a1, :number_of_plans_a2, :number_of_plans_a3, :costum_qm_plan, :created_at, :updated_at
 json.url job_url(job, format: :json)
diff --git a/db/migrate/20240727101347_create_jobs.rb b/db/migrate/20240727101347_create_jobs.rb
index 9497dde..9949596 100644
--- a/db/migrate/20240727101347_create_jobs.rb
+++ b/db/migrate/20240727101347_create_jobs.rb
@@ -1,8 +1,8 @@
 class CreateJobs < ActiveRecord::Migration[7.1]
   def change
     create_table :jobs do |t|
-      t.references :operator_id, null: false, foreign_key: true
-      t.references :costumer_id, null: false, foreign_key: true
+      t.references :operator, null: true
+      t.references :costumer, null: true
       t.string :operator_firstname
       t.string :operator_lastname
       t.string :costumer_firstname
diff --git a/db/migrate/20240730214152_create_users.rb b/db/migrate/20240730214152_create_users.rb
new file mode 100644
index 0000000..81b5a9f
--- /dev/null
+++ b/db/migrate/20240730214152_create_users.rb
@@ -0,0 +1,13 @@
+class CreateUsers < ActiveRecord::Migration[7.1]
+  def change
+    create_table :users do |t|
+      t.string :firstname
+      t.string :lastname
+
+      t.timestamps
+    end
+
+    add_foreign_key :jobs, :users, column: :operator_id
+    add_foreign_key :jobs, :users, column: :costumer_id
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index ddd323a..58a4e89 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,10 +10,10 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.1].define(version: 2024_07_27_101347) do
+ActiveRecord::Schema[7.1].define(version: 2024_07_30_214152) do
   create_table "jobs", force: :cascade do |t|
-    t.integer "operator_id_id", null: false
-    t.integer "costumer_id_id", null: false
+    t.integer "operator_id"
+    t.integer "costumer_id"
     t.string "operator_firstname"
     t.string "operator_lastname"
     t.string "costumer_firstname"
@@ -29,10 +29,17 @@ ActiveRecord::Schema[7.1].define(version: 2024_07_27_101347) do
     t.float "costum_qm_plan"
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
-    t.index ["costumer_id_id"], name: "index_jobs_on_costumer_id_id"
-    t.index ["operator_id_id"], name: "index_jobs_on_operator_id_id"
+    t.index ["costumer_id"], name: "index_jobs_on_costumer_id"
+    t.index ["operator_id"], name: "index_jobs_on_operator_id"
   end
 
-  add_foreign_key "jobs", "costumer_ids"
-  add_foreign_key "jobs", "operator_ids"
+  create_table "users", force: :cascade do |t|
+    t.string "firstname"
+    t.string "lastname"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+  end
+
+  add_foreign_key "jobs", "users", column: "costumer_id"
+  add_foreign_key "jobs", "users", column: "operator_id"
 end
diff --git a/test/fixtures/users.yml b/test/fixtures/users.yml
new file mode 100644
index 0000000..e7ec08b
--- /dev/null
+++ b/test/fixtures/users.yml
@@ -0,0 +1,9 @@
+# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  firstname: MyString
+  lastname: MyString
+
+two:
+  firstname: MyString
+  lastname: MyString
diff --git a/test/models/user_test.rb b/test/models/user_test.rb
new file mode 100644
index 0000000..5c07f49
--- /dev/null
+++ b/test/models/user_test.rb
@@ -0,0 +1,7 @@
+require "test_helper"
+
+class UserTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end