diff --git a/project.clj b/project.clj
index c79e38c..e8e5f22 100644
--- a/project.clj
+++ b/project.clj
@@ -14,5 +14,9 @@
                  ;;compojure
                  [compojure "1.3.1"]
 
-
-                 ])
+                 ;;compojure-api
+                 [metosin/compojure-api "0.16.5"]
+                 [prismatic/schema "0.3.3"]
+                 [metosin/ring-http-response "0.5.2"]
+                 [metosin/ring-swagger "0.14.1"]
+                 [metosin/ring-swagger-ui "2.0.17"]])
diff --git a/src/meetup/compjure-api.clj b/src/meetup/compjure-api.clj
new file mode 100644
index 0000000..5dc5900
--- /dev/null
+++ b/src/meetup/compjure-api.clj
@@ -0,0 +1,46 @@
+(ns meetup.compojure-api
+  (:require [ring.adapter.jetty :refer [run-jetty]]
+            [ring.util.http-response :refer :all]
+            [compojure.api.sweet :refer :all]
+            [schema.core :as s]))
+
+(defonce orders (atom {}))
+
+(s/defschema Supplement
+  {:type (s/enum :cheese :beef)})
+
+(s/defschema Pizza
+  {:recipe (s/enum :hawaian :italian :vegan)
+   :size (s/enum :small :medium :large)
+   (s/optional-key :supplements) [Supplement]})
+
+(s/defschema Dessert
+  {:type (s/enum :yoghourt :cake :fruit)})
+
+(s/defschema Drink
+  {:brand (s/enum :coca-cola :fanta :sprite)})
+
+(s/defschema Order
+  {:type (s/enum :in-place :take-away)
+   :pizzas [Pizza]
+   :drinks [Drink]
+   :desserts [Desserts]})
+
+(defn place [order]
+  (swap! orders into {(keyword (str (java.util.UUID/randomUUID))) order}) order)
+
+(defapi app
+  (swagger-ui)
+  (swagger-docs :title "Chez Guillaume, pizza de qualité!!")
+  (swaggered "Order"
+             :description "Order operations"
+             (context "/order" []
+             (POST* "/" []
+                    :return Order
+                    :body [order Order]
+                    :summary "Place an order"
+                    (place order)))))
+
+(defonce server
+  (run-jetty (-> #'app)
+             {:port 3003 :join? false}))