diff --git a/resources/scss/screen.scss b/resources/scss/screen.scss
index dbafb82..ec65959 100644
--- a/resources/scss/screen.scss
+++ b/resources/scss/screen.scss
@@ -4,6 +4,30 @@ html, body {
   padding-top: 0px;
 }
 
+.app {
+  width: 100%;
+  padding: 0;
+  margin: 0;
+  max-width: 100%;
+}
+
+.container {
+  padding-top: 20px;
+}
+
+.profile-settings {
+  padding-top: 20px;
+
+  .form-group {
+    padding-top: 20px;
+  }
+
+  button {
+    margin-top: 20px;
+  }
+
+}
+
 .profile-link {
   display: inline-block;
   padding-top: .425rem;
diff --git a/resources/sql/queries.sql b/resources/sql/queries.sql
index bf8366e..0b719c1 100644
--- a/resources/sql/queries.sql
+++ b/resources/sql/queries.sql
@@ -13,7 +13,7 @@ WHERE id = :id;
 -- :name update-user-address! :! :n
 UPDATE users
 SET address = :address
-WHERE id = :id;
+WHERE login = :login;
 
 -- :name get-user :? :1
 -- :doc retrieve a user given the login.
diff --git a/src/clj/commiteth/db/users.clj b/src/clj/commiteth/db/users.clj
index df65465..0f7d6bc 100644
--- a/src/clj/commiteth/db/users.clj
+++ b/src/clj/commiteth/db/users.clj
@@ -24,3 +24,8 @@
   [login]
   (jdbc/with-db-connection [con-db *db*]
     (some? (db/get-user con-db {:login login}))))
+
+(defn update-user-address
+  [login address]
+  (jdbc/with-db-connection [con-db *db*]
+    (db/update-user-address! con-db {:login login :address address})))
diff --git a/src/clj/commiteth/routes/services.clj b/src/clj/commiteth/routes/services.clj
index 4598a80..35156c9 100644
--- a/src/clj/commiteth/routes/services.clj
+++ b/src/clj/commiteth/routes/services.clj
@@ -4,7 +4,8 @@
             [schema.core :as s]
             [compojure.api.meta :refer [restructure-param]]
             [buddy.auth.accessrules :refer [restrict]]
-            [buddy.auth :refer [authenticated?]]))
+            [buddy.auth :refer [authenticated?]]
+            [commiteth.db.users :as users]))
 
 (defn access-error [_ _]
   (unauthorized {:error "unauthorized"}))
@@ -24,43 +25,21 @@
 (defapi service-routes
   {:swagger {:ui   "/swagger-ui"
              :spec "/swagger.json"
-             :data {:info {:version     "1.0.0"
-                           :title       "Sample API"
-                           :description "Sample Services"}}}}
+             :data {:info {:version     "0.1"
+                           :title       "commitETH API"
+                           :description "commitETH API"}}}}
 
   (GET "/authenticated" []
     :auth-rules authenticated?
     :current-user user
     (ok {:user user}))
+
   (context "/api" []
-    :tags ["thingie"]
-
-    (GET "/plus" []
-      :return Long
-      :query-params [x :- Long, {y :- Long 1}]
-      :summary "x+y with query-parameters. y defaults to 1."
-      (ok (+ x y)))
-
-    (POST "/minus" []
-      :return Long
-      :body-params [x :- Long, y :- Long]
-      :summary "x-y with body-parameters."
-      (ok (- x y)))
-
-    (GET "/times/:x/:y" []
-      :return Long
-      :path-params [x :- Long, y :- Long]
-      :summary "x*y with path-parameters"
-      (ok (* x y)))
-
-    (POST "/divide" []
-      :return Double
-      :form-params [x :- Long, y :- Long]
-      :summary "x/y with form-parameters"
-      (ok (/ x y)))
-
-    (GET "/power" []
-      :return Long
-      :header-params [x :- Long, y :- Long]
-      :summary "x^y with header-parameters"
-      (ok (long (Math/pow x y))))))
+    (POST "/user/address" []
+      :auth-rules authenticated?
+      :body-params [user :- String, address :- String]
+      :summary "Update user address"
+      (let [result (users/update-user-address user address)]
+        (if (= 1 result)
+          (ok)
+          (internal-server-error))))))
diff --git a/src/cljs/commiteth/core.cljs b/src/cljs/commiteth/core.cljs
index 5e6d3e4..47d42b4 100644
--- a/src/cljs/commiteth/core.cljs
+++ b/src/cljs/commiteth/core.cljs
@@ -8,7 +8,8 @@
             [ajax.core :refer [GET POST]]
             [commiteth.ajax :refer [load-interceptors!]]
             [commiteth.handlers]
-            [commiteth.subscriptions])
+            [commiteth.subscriptions]
+            [reagent.core :as reagent])
   (:import goog.History))
 
 (defn nav-link [uri title page collapsed?]
@@ -21,8 +22,9 @@
 (defn login-link []
   (let [user (rf/subscribe [:user])]
     (if-let [login (:login @user)]
-      [:li.pull-right
-       [:span.profile-link (str "Logged in as " login)]
+      [:li.pull-right.p
+       [:span.profile-link "Logged in as "
+        [:a {:href "/#/profile"} login]]
        [:a.btn.btn-primary.btn-sm {:href "/logout"} "Logout"]]
       [:li.pull-right
        [:a.btn.btn-social.btn-github
@@ -43,17 +45,53 @@
        [login-link]]]]))
 
 (defn home-page []
-  [:div.container
-   [:div.jumbotron
-    [:h3 "Welcome to commitETH"]]])
+  [:div
+   [:h3 "Welcome to commitETH"]])
+
+(defn input [{:keys [value-path]}]
+  (let [val  (reagent/atom nil)
+        save #(let [v (-> @val str clojure.string/trim)]
+               (when (seq v)
+                 (rf/dispatch [:assoc-in value-path v])))]
+    (fn [props]
+      [:input.form-control
+       (merge props {:type       "text"
+                     :value      @val
+                     :auto-focus true
+                     :on-blur    save
+                     :on-change  #(reset! val (-> % .-target .-value))})])))
+
+(defn save-address
+  [login address]
+  (fn [_]
+    (rf/dispatch [:save-user-address login address])))
+
+(defn address-settings []
+  (let [user    (rf/subscribe [:user])
+        login   (:login @user)
+        address (rf/subscribe [:address])]
+    (fn []
+      [:div.form-group
+       [:label "Address"]
+       [input {:placeholder "Address"
+               :value-path  [:address]}]
+       [:button.btn.btn-primary.btn-lg
+        {:on-click (save-address login @address)}
+        "Save"]])))
+
+(defn profile-page []
+  [:div.profile-settings
+   [:h1 "Profile"]
+   [address-settings]])
 
 (def pages
-  {:home #'home-page})
+  {:home    #'home-page
+   :profile #'profile-page})
 
 (defn page []
-  [:div
+  [:div.app
    [navbar]
-   [(pages @(rf/subscribe [:page]))]])
+   [:div.container [(pages @(rf/subscribe [:page]))]]])
 
 ;; -------------------------
 ;; Routes
@@ -61,6 +99,8 @@
 
 (secretary/defroute "/" []
   (rf/dispatch [:set-active-page :home]))
+(secretary/defroute "/profile" []
+  (rf/dispatch [:set-active-page :profile]))
 
 ;; -------------------------
 ;; History
diff --git a/src/cljs/commiteth/db.cljs b/src/cljs/commiteth/db.cljs
index e4fda3e..b797f5e 100644
--- a/src/cljs/commiteth/db.cljs
+++ b/src/cljs/commiteth/db.cljs
@@ -1,5 +1,6 @@
 (ns commiteth.db)
 
 (def default-db
-  {:page :home
-   :user nil})
+  {:page    :home
+   :user    nil
+   :address nil})
diff --git a/src/cljs/commiteth/handlers.cljs b/src/cljs/commiteth/handlers.cljs
index b16dbe9..13d9c84 100644
--- a/src/cljs/commiteth/handlers.cljs
+++ b/src/cljs/commiteth/handlers.cljs
@@ -1,12 +1,18 @@
 (ns commiteth.handlers
   (:require [commiteth.db :as db]
-            [re-frame.core :refer [dispatch reg-event-db]]))
+            [re-frame.core :refer [dispatch reg-event-db]]
+            [ajax.core :refer [GET POST]]))
 
 (reg-event-db
   :initialize-db
   (fn [_ _]
     db/default-db))
 
+(reg-event-db
+  :assoc-in
+  (fn [db [_ path value]]
+    (assoc-in db path value)))
+
 (reg-event-db
   :set-active-page
   (fn [db [_ page]]
@@ -16,3 +22,20 @@
   :set-active-user
   (fn [db [_ user]]
     (assoc db :user user)))
+
+(reg-event-db
+  :set-user-address
+  (fn [db [_ address]]
+    (assoc db :address address)))
+
+(defn save-user-address [params]
+  (POST "/api/user/address"
+    {:headers {"Accept" "application/transit+json"}
+     :params  params
+     :handler #(println %)}))
+
+(reg-event-db
+  :save-user-address
+  (fn [db [_ user address]]
+    (save-user-address {:user user :address address})
+    db))
diff --git a/src/cljs/commiteth/subscriptions.cljs b/src/cljs/commiteth/subscriptions.cljs
index 9d0a9be..0d527a8 100644
--- a/src/cljs/commiteth/subscriptions.cljs
+++ b/src/cljs/commiteth/subscriptions.cljs
@@ -10,3 +10,8 @@
   :user
   (fn [db _]
     (:user db)))
+
+(reg-sub
+  :address
+  (fn [db _]
+    (:address db)))