diff --git a/Dockerfile b/Dockerfile
index b550d04..a765c4b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,11 +10,15 @@ RUN apt-get update && \
     apt-get install -y wget software-properties-common apt-transport-https && \
     add-apt-repository ppa:brightbox/ruby-ng && \
     echo "deb https://deb.nodesource.com/$NODE_VERSION $DISTRO main" >/etc/apt/sources.list.d/nodesource.list && \
+    echo "deb https://packages.erlang-solutions.com/ubuntu $DISTRO contrib" >/etc/apt/sources.list.d/esl.list && \
     wget --quiet -O - https://deb.nodesource.com/gpgkey/nodesource.gpg.key | apt-key add - && \
+    wget --quiet -O - https://packages.erlang-solutions.com/ubuntu/erlang_solutions.asc | apt-key add - && \
     apt-get update && \
     apt-get install -y \
       autoconf \
       build-essential \
+      elixir \
+      esl-erlang \
       git-core \
       libfontconfig1 \
       libpq-dev \
@@ -35,9 +39,15 @@ RUN apt-get update && \
 #   libfontconfig1 for PhantomJS
 #   ttf-bitstream-vera for a2png
 
-# install Bundler
+# install Bundler and SASS
 
-RUN gem install bundler
+RUN gem install bundler sass
+
+# install Hex and Rebar
+
+ENV LANG=C.UTF-8
+
+RUN mix local.hex --force && mix local.rebar --force
 
 # install PhantomJS
 
@@ -77,10 +87,13 @@ ARG LEIN_ROOT=yes
 # install asciinema
 
 ENV RAILS_ENV "production"
+ENV MIX_ENV "prod"
 
 RUN mkdir -p /app/tmp /app/log
 WORKDIR /app
 
+# install gems
+
 COPY Gemfile* /app/
 RUN bundle install --deployment --without development test --jobs 10 --retry 5
 
@@ -104,6 +117,16 @@ COPY src /app/src
 COPY resources /app/resources
 RUN lein uberjar
 
+# install hex packages
+
+COPY mix.* /app/
+RUN mix deps.get --only prod
+
+# install brunch & co
+
+COPY package.json /app/
+RUN npm install
+
 # copy the rest of the source code
 
 COPY . /app
@@ -115,10 +138,18 @@ ENV REDIS_URL "redis://redis:6379"
 
 RUN cd src && make
 
-# compile assets
+# compile assets with assets pipeline
 
 RUN bundle exec rake assets:precompile
 
+# compile assets with brunch and generate digest file
+
+RUN node_modules/brunch/bin/brunch build --production && mix phoenix.digest
+
+# compile Elixir app
+
+RUN mix compile
+
 # install smtp configuration
 
 COPY docker/asciinema.yml /app/config/asciinema.yml
@@ -147,3 +178,4 @@ CMD ["/usr/bin/supervisord"]
 EXPOSE 80
 EXPOSE 3000
 EXPOSE 4000
+EXPOSE 5000
diff --git a/docker-compose.yml b/docker-compose.yml
index 359b3bb..f046f0d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -56,6 +56,7 @@ services:
     env_file: .env.production
     ports:
       - "3000:80"
+      - "5000:5000"
     volumes:
       - ./uploads:/app/uploads
       - ./log:/app/log
diff --git a/docker/nginx/asciinema.conf b/docker/nginx/asciinema.conf
index 2b8c371..557c70c 100644
--- a/docker/nginx/asciinema.conf
+++ b/docker/nginx/asciinema.conf
@@ -2,6 +2,10 @@ upstream rails-server {
     server 127.0.0.1:3000 fail_timeout=0;
 }
 
+upstream phoenix-server {
+    server 127.0.0.1:5000 fail_timeout=0;
+}
+
 upstream clj-server {
     server 127.0.0.1:4000 fail_timeout=0;
 }
@@ -16,6 +20,10 @@ server {
 
     client_max_body_size 16m;
 
+    location ~ ^/(phoenix/|css/|js/|images/|fonts/|docs/?) {
+        try_files /maintenance.html $uri/index.html $uri.html $uri @phoenix;
+    }
+
     location ~ ^/a/[^.]+\.(json|png)$ {
         try_files $uri $uri/index.html $uri.html @clj;
     }
@@ -42,6 +50,15 @@ server {
         error_page 500 502 504 /500.html; # Rails error pages
     }
 
+    location @phoenix {
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_set_header Host $http_host;
+        proxy_pass http://phoenix-server;
+        proxy_redirect off;
+    }
+
     location @clj {
         proxy_set_header X-Real-IP $remote_addr;
         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
diff --git a/docker/supervisor/asciinema.conf b/docker/supervisor/asciinema.conf
index 0dd20d4..1b2e5e2 100644
--- a/docker/supervisor/asciinema.conf
+++ b/docker/supervisor/asciinema.conf
@@ -16,6 +16,15 @@ stdout_logfile_maxbytes=0
 stderr_logfile=/dev/stderr
 stderr_logfile_maxbytes=0
 
+[program:phoenix]
+command=mix phoenix.server
+directory=/app
+environment=PORT=5000
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
+stderr_logfile=/dev/stderr
+stderr_logfile_maxbytes=0
+
 [program:clj]
 command=/app/start.sh
 directory=/app