diff --git a/.travis.yml b/.travis.yml
index cdb33fd2f..3d8884632 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,5 @@
 language: ruby
-sudo: false
+sudo: required
 cache: bundler
 bundler_args: '--without production development'
 rvm:
@@ -11,3 +11,5 @@ before_script:
   - sleep 10
 services:
   - elasticsearch
+addons:
+  chrome: stable
diff --git a/Gemfile b/Gemfile
index 5a1943a13..fc93e86d9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -49,17 +49,17 @@ end
 
 group :development, :test do
   gem "rspec-rails", '~> 3.7.2'
-  gem "capybara", '~> 2.4.4'
   gem "byebug"
 end
 
 group :test do
-  # Do not upgrade until
-  # https://github.com/DatabaseCleaner/database_cleaner/issues/317 is fixed
-  gem "database_cleaner", '1.3.0'
+  gem "database_cleaner", '1.6.2'
   gem 'shoulda', ">= 3.5"
   gem 'fabrication'
   gem 'faker'
+  gem 'capybara', '~> 2.7'
+  gem 'capybara-selenium', '~> 0.0.6'
+  gem 'chromedriver-helper', '~> 1.0'
 end
 
 group :production do
diff --git a/Gemfile.lock b/Gemfile.lock
index 3032c85f9..1bd435d94 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -53,6 +53,8 @@ GEM
       sshkit (>= 1.6.1, != 1.7.0)
     arbre (1.1.1)
       activesupport (>= 3.0.0)
+    archive-zip (0.11.0)
+      io-like (~> 0.3.0)
     arel (6.0.4)
     ast (2.4.0)
     autoprefixer-rails (6.3.1)
@@ -84,12 +86,21 @@ GEM
     capistrano-rbenv (2.1.3)
       capistrano (~> 3.1)
       sshkit (~> 1.3)
-    capybara (2.4.4)
-      mime-types (>= 1.16)
+    capybara (2.18.0)
+      addressable
+      mini_mime (>= 0.1.3)
       nokogiri (>= 1.3.3)
       rack (>= 1.0.0)
       rack-test (>= 0.5.4)
-      xpath (~> 2.0)
+      xpath (>= 2.0, < 4.0)
+    capybara-selenium (0.0.6)
+      capybara
+      selenium-webdriver
+    childprocess (0.9.0)
+      ffi (~> 1.0, >= 1.0.11)
+    chromedriver-helper (1.2.0)
+      archive-zip (~> 0.10)
+      nokogiri (~> 1.8)
     chronic (0.10.2)
     coderay (1.1.2)
     coffee-rails (4.1.0)
@@ -103,7 +114,7 @@ GEM
     concurrent-ruby (1.0.5)
     crass (1.0.3)
     dalli (2.7.2)
-    database_cleaner (1.3.0)
+    database_cleaner (1.6.2)
     debug_inspector (0.0.3)
     devise (4.4.1)
       bcrypt (~> 3.0)
@@ -138,6 +149,7 @@ GEM
       i18n (~> 0.5)
     faraday (0.9.1)
       multipart-post (>= 1.2, < 3)
+    ffi (1.9.23)
     formtastic (3.1.5)
       actionpack (>= 3.2.13)
     formtastic_i18n (0.6.0)
@@ -160,6 +172,7 @@ GEM
       has_scope (~> 0.6)
       railties (>= 4.2, <= 5.2)
       responders
+    io-like (0.3.0)
     jquery-rails (4.3.1)
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
@@ -303,6 +316,7 @@ GEM
       ruby-progressbar (~> 1.7)
       unicode-display_width (~> 1.0, >= 1.0.1)
     ruby-progressbar (1.9.0)
+    rubyzip (1.2.1)
     sass (3.4.21)
     sass-rails (5.0.7)
       railties (>= 4.0.0, < 6)
@@ -312,6 +326,9 @@ GEM
       tilt (>= 1.1, < 3)
     select2-rails (4.0.1)
       thor (~> 0.14)
+    selenium-webdriver (3.11.0)
+      childprocess (~> 0.5)
+      rubyzip (~> 1.2)
     shoulda (3.5.0)
       shoulda-context (~> 1.0, >= 1.0.1)
       shoulda-matchers (>= 1.4.1, < 3.0)
@@ -359,8 +376,8 @@ GEM
       sprockets-rails (>= 2.0, < 4.0)
     whenever (0.9.4)
       chronic (>= 0.6.3)
-    xpath (2.0.0)
-      nokogiri (~> 1.3)
+    xpath (3.0.0)
+      nokogiri (~> 1.8)
 
 PLATFORMS
   ruby
@@ -375,10 +392,12 @@ DEPENDENCIES
   capistrano (~> 3.1)
   capistrano-rails (~> 1.1)
   capistrano-rbenv (~> 2.1)
-  capybara (~> 2.4.4)
+  capybara (~> 2.7)
+  capybara-selenium (~> 0.0.6)
+  chromedriver-helper (~> 1.0)
   coffee-rails
   dalli
-  database_cleaner (= 1.3.0)
+  database_cleaner (= 1.6.2)
   devise (~> 4.4.1)
   dotenv-rails (= 1.0.2)
   elasticsearch-model
diff --git a/spec/features/create_offer_spec.rb b/spec/features/create_offer_spec.rb
new file mode 100644
index 000000000..1a7c2de07
--- /dev/null
+++ b/spec/features/create_offer_spec.rb
@@ -0,0 +1,39 @@
+require 'spec_helper'
+
+feature 'create offer' do
+  let(:user) do
+    user = Fabricate(
+      :user,
+      email: 'user@timeoverflow.org',
+      password: 'papapa22',
+      terms_accepted_at: 1.day.from_now
+    )
+
+    user.add_to_organization(organization)
+
+    user
+  end
+
+  let(:organization) { Fabricate(:organization) }
+
+  let!(:category) do
+    Category.create(name: 'le category')
+  end
+
+  context 'create an offer' do
+    it 'can be created' do
+      sign_in_with(user.email, user.password)
+      click_on I18n.t('activerecord.models.offer.other')
+      click_on I18n.t('helpers.submit.create', model: I18n.t('activerecord.models.offer.one'))
+      fill_in 'offer_title', with: 'Le title'
+      fill_in 'offer_description', with: 'Lorem ipsum in the night'
+      select category.name, from: 'offer_category_id'
+
+      # TODO there are two i18n keys for getting "Crear oferta" copy ( one returns 'Crear oferta' and the other 'Crear Oferta' )
+      click_on I18n.t('offers.new.submit', model: I18n.t('activerecord.models.offer.one'))
+
+      page.save_screenshot('create-offer-yolo.png')
+    end
+  end
+end
+
diff --git a/spec/features/sign_in_spec.rb b/spec/features/sign_in_spec.rb
new file mode 100644
index 000000000..a7abc778d
--- /dev/null
+++ b/spec/features/sign_in_spec.rb
@@ -0,0 +1,25 @@
+require 'spec_helper'
+
+feature 'sign in' do
+  let(:user) do
+    Fabricate(:user, email: 'user@timeoverflow.org', password: 'papapa22')
+  end
+
+  context 'with a valid password' do
+    it 'signs the user in' do
+      expect(Capybara.current_session.driver.browser.manage.cookie_named('_timeoverflow_session')).to be_falsy
+
+      sign_in_with(user.email, user.password)
+
+      expect(Capybara.current_session.driver.browser.manage.cookie_named('_timeoverflow_session')).to be_truthy
+      expect(page).to have_no_content(I18n.t('devise.failure.invalid'))
+    end
+  end
+
+  context 'with an invalid password' do
+    it 'shows an error' do
+      sign_in_with(user.email, 'wrong_password')
+      expect(page).to have_content(I18n.t('devise.failure.invalid'))
+    end
+  end
+end
diff --git a/spec/features/sign_out_spec.rb b/spec/features/sign_out_spec.rb
new file mode 100644
index 000000000..7199b6fa0
--- /dev/null
+++ b/spec/features/sign_out_spec.rb
@@ -0,0 +1,20 @@
+require 'spec_helper'
+
+feature 'sign out' do
+  let!(:user) do
+    Fabricate(
+      :user,
+      email: 'user@timeoverflow.org',
+      password: 'papapa22',
+      terms_accepted_at: 1.day.from_now
+    )
+  end
+
+  it 'signs the user out' do
+    sign_in_with(user.email, user.password)
+    click_link user.email
+    click_link I18n.t('application.navbar.sign_out')
+
+    expect(current_path).to eq(root_path)
+  end
+end
diff --git a/spec/features/transfer_spec.rb b/spec/features/transfer_spec.rb
new file mode 100644
index 000000000..3573a3dfc
--- /dev/null
+++ b/spec/features/transfer_spec.rb
@@ -0,0 +1,63 @@
+require 'spec_helper'
+
+feature 'time transfer' do
+  let(:user) do
+    user = Fabricate(
+      :user,
+      email: 'user@timeoverflow.org',
+      password: 'papapa22',
+      terms_accepted_at: 1.day.from_now
+    )
+
+    user.add_to_organization(organization)
+
+    user
+  end
+
+  let(:other_user) do
+    other_user = Fabricate(:user, email: 'other_user@timeoverflow.org', password: 'papapa22')
+
+    other_user.add_to_organization(organization)
+    other_user
+  end
+
+  let(:organization) { Fabricate(:organization) }
+
+  it 'transfers time from one account to another' do
+    offer = Fabricate(:offer, user: other_user, organization: organization)
+    sign_in_with(user.email, user.password)
+    navigate_to_member
+    navigate_to_transfer_for(offer)
+    submit_transfer_form_with(hours: 2)
+
+    expect(page).to have_css('.transactions tr', count: 1, text: '2:00')
+  end
+
+  def submit_transfer_form_with(hours: nil, minutes: nil)
+    within transfer_form do
+      fill_in 'transfer_hours', with: hours
+      fill_in 'transfer_minutes', with: minutes
+
+      click_button 'Crear Transferencia'
+    end
+  end
+
+  def navigate_to_transfer_for(offer)
+    click_link offer.title
+    click_link I18n.t('offers.show.give_time_for')
+  end
+
+  def navigate_to_member
+    within members_list do
+      click_link other_user.username
+    end
+  end
+
+  def members_list
+    find('.users tbody')
+  end
+
+  def transfer_form
+    find('#new_transfer')
+  end
+end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 5f36a63ee..43434d797 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -5,11 +5,32 @@
 require File.expand_path("../../config/environment", __FILE__)
 require 'rspec/rails'
 require 'capybara/rails'
+require 'capybara/rspec'
 require 'database_cleaner'
 require 'fabrication'
+require 'selenium/webdriver'
 require 'faker'
 I18n.reload!
 
+Capybara.register_driver :chrome do |app|
+  Capybara::Selenium::Driver.new(app, browser: :chrome)
+end
+
+Capybara.register_driver :headless_chrome do |app|
+  capabilities = Selenium::WebDriver::Remote::Capabilities.chrome(
+    chromeOptions: { args: %w(headless disable-gpu) }
+  )
+
+  Capybara::Selenium::Driver.new(
+    app,
+    browser: :chrome,
+    desired_capabilities: capabilities
+  )
+end
+
+Capybara.javascript_driver = :headless_chrome
+Capybara.default_driver = :headless_chrome
+
 # Requires supporting ruby files with custom matchers and macros, etc,
 # in spec/support/ and its subdirectories.
 Dir[Rails.root.join("spec/support/**/*.rb")].each { |f| require f }
@@ -35,14 +56,6 @@
   # config.mock_with :flexmock
   # config.mock_with :rr
 
-  # Remove this line if you're not using ActiveRecord or ActiveRecord fixtures
-  config.fixture_path = "#{::Rails.root}/spec/fixtures"
-
-  # If you're not using ActiveRecord, or you'd prefer not to run each of your
-  # examples within a transaction, remove the following line or assign false
-  # instead of true.
-  config.use_transactional_fixtures = true
-
   # If true, the base class of anonymous controllers will be inferred
   # automatically. This will be the default behavior in future versions of
   # rspec-rails.
@@ -52,30 +65,76 @@
   # order dependency and want to debug it, you can fix the order by providing
   # the seed, which is printed after each run.
   #     --seed 1234
-  config.order = "random"
 
-  config.include Devise::Test::ControllerHelpers, :type => :controller
-  config.include ControllerMacros, :type => :controller
+  puts "Randomized with seed #{config.seed}."
 
-  # Database cleaner configuration
+  config.register_ordering(:global) do |items|
+    items_by_type = items.group_by { |item| item.metadata[:type] === :feature ? :feature : :rest }
 
-  config.before :suite do
-    DatabaseCleaner.strategy = :transaction
-    DatabaseCleaner.clean_with :truncation
+    feature_specs = items_by_type[:feature] || []
+    rest_of_specs = items_by_type[:rest] || []
+
+
+    random = Random.new(config.seed)
+
+    [
+      *rest_of_specs.shuffle(random: random),
+      *feature_specs.shuffle(random: random)
+    ]
+  end
 
-    # Create terms and conditions
-    Document.create(label: "t&c") do |doc|
+  config.include Devise::TestHelpers, type: :controller
+  config.include ControllerMacros, type: :controller
+  config.include Features::SessionHelpers, type: :feature
+
+  # Create terms and conditions
+  config.before do
+    Document.create!(label: "t&c") do |doc|
       doc.title = "Terms and Conditions"
       doc.content = "blah blah blah"
     end
+  end
+
+  config.use_transactional_fixtures = false
+
+  config.before(:suite) do
+    if config.use_transactional_fixtures?
+      raise(<<-MSG)
+      Delete line `config.use_transactional_fixtures = true` from rails_helper.rb
+      (or set it to false) to prevent uncommitted transactions being used in
+      JavaScript-dependent specs.
+
+      During testing, the app-under-test that the browser driver connects to
+      uses a different database connection to the database connection used by
+      the spec. The app's database connection would not be able to access
+      uncommitted transaction data setup over the spec's database connection.
+      MSG
+    end
+    DatabaseCleaner.clean_with(:truncation)
+  end
 
+  config.before(:each) do
+    DatabaseCleaner.strategy = :transaction
+  end
+
+  config.before(:each, type: :feature) do
+    # :rack_test driver's Rack app under test shares database connection
+    # with the specs, so continue to use transaction strategy for speed.
+    driver_shares_db_connection_with_specs = Capybara.current_driver == :rack_test
+
+    unless driver_shares_db_connection_with_specs
+      # Driver is probably for an external browser with an app
+      # under test that does *not* share a database connection with the
+      # specs, so use truncation strategy.
+      DatabaseCleaner.strategy = :truncation
+    end
   end
 
   config.before(:each) do
     DatabaseCleaner.start
   end
 
-  config.after(:each) do
+  config.append_after(:each) do
     DatabaseCleaner.clean
   end
 
diff --git a/spec/support/features/session_helpers.rb b/spec/support/features/session_helpers.rb
new file mode 100644
index 000000000..d9a686c19
--- /dev/null
+++ b/spec/support/features/session_helpers.rb
@@ -0,0 +1,10 @@
+module Features
+  module SessionHelpers
+    def sign_in_with(email, password)
+      visit '/login'
+      fill_in 'user_email', with: email
+      fill_in 'user_password', with: password
+      click_button I18n.t('application.login_form.button')
+    end
+  end
+end