diff --git a/.gitignore b/.gitignore
index ea4b32f..f7e464c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -21,3 +21,5 @@
 
 # Ignore master key for decrypting credentials and more.
 /config/master.key
+
+node_modules/
diff --git a/Procfile.dev b/Procfile.dev
new file mode 100644
index 0000000..bfbfd96
--- /dev/null
+++ b/Procfile.dev
@@ -0,0 +1,2 @@
+web: PORT=3000 yarn --cwd client start
+api: PORT=3001 bundle exec rails s
diff --git a/client/package.json b/client/package.json
index d2e475a..48da596 100644
--- a/client/package.json
+++ b/client/package.json
@@ -2,6 +2,7 @@
   "name": "client",
   "version": "0.1.0",
   "private": true,
+  "proxy": "http://localhost:3001",
   "dependencies": {
     "react": "^16.8.6",
     "react-dom": "^16.8.6",
diff --git a/client/yarn.lock b/client/yarn.lock
index 25b6936..d9a1d3f 100644
--- a/client/yarn.lock
+++ b/client/yarn.lock
@@ -7846,7 +7846,7 @@ react-dev-utils@^9.0.1:
     strip-ansi "5.2.0"
     text-table "0.2.0"
 
-react-dom@16.8.6:
+react-dom@^16.8.6:
   version "16.8.6"
   resolved "https://registry.yarnpkg.com/react-dom/-/react-dom-16.8.6.tgz#71d6303f631e8b0097f56165ef608f051ff6e10f"
   integrity sha512-1nL7PIq9LTL3fthPqwkvr2zY7phIPjYrT0jp4HjyEQrEROnw4dG41VVwi/wfoCneoleqrNX7iAD+pXebJZwrwA==
@@ -7926,7 +7926,7 @@ react-scripts@3.0.1:
   optionalDependencies:
     fsevents "2.0.6"
 
-react@16.8.6:
+react@^16.8.6:
   version "16.8.6"
   resolved "https://registry.yarnpkg.com/react/-/react-16.8.6.tgz#ad6c3a9614fd3a4e9ef51117f54d888da01f2bbe"
   integrity sha512-pC0uMkhLaHm11ZSJULfOBqV4tIZkx87ZLvbbQYunNixAAvjnC+snJCg0XQXn9VIsttVsbZP/H/ewzgsd5fxKXw==
diff --git a/lib/tasks/start.rake b/lib/tasks/start.rake
new file mode 100644
index 0000000..124365f
--- /dev/null
+++ b/lib/tasks/start.rake
@@ -0,0 +1,8 @@
+namespace :start do
+  task :development do
+    exec 'heroku local -f Procfile.dev'
+  end
+end
+
+desc 'Start development server'
+task :start => 'start:development'