diff --git a/ansible.cfg b/ansible.cfg
new file mode 100644
index 0000000..16b6534
--- /dev/null
+++ b/ansible.cfg
@@ -0,0 +1,2 @@
+[defaults]
+force_handlers = True
diff --git a/deploy_software.yml b/deploy_software.yml
index 2feb1a3..684e5e3 100644
--- a/deploy_software.yml
+++ b/deploy_software.yml
@@ -1,3 +1,12 @@
+- name: Save config file
+  hosts: localhost
+  roles:
+    - { role: s3, when: "backend|bool == true" }
+  environment:
+    AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
+    AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
+    AWS_REGION: "{{ region }}"
+
 - name: Deploy BlockScout
   hosts: localhost
   tasks:
@@ -7,8 +16,4 @@
      loop: "{{ chains.keys() }}"  
      loop_control:
        loop_var: chain
-       index_var: index 
-     environment:
-       AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
-       AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
-       AWS_REGION: "{{ region }}"
+       index_var: index
diff --git a/roles/main_infra/files/config.tf b/roles/main_infra/files/config.tf
index ddaabbf..954fde8 100644
--- a/roles/main_infra/files/config.tf
+++ b/roles/main_infra/files/config.tf
@@ -1,5 +1,5 @@
 resource "aws_ssm_parameter" "elixir_version" {
-  count = "${var.new_relic_license_key == "" ? 0 : length(var.chains)}"
+  count = "${length(var.chains)}"
   name  = "/${var.prefix}/${element(keys(var.chains),count.index)}/elixir_version"
   value = "${var.elixir_version}"
   type  = "String"
diff --git a/roles/main_infra/files/libexec/init.sh b/roles/main_infra/files/libexec/init.sh
index e0fe64b..89fc751 100755
--- a/roles/main_infra/files/libexec/init.sh
+++ b/roles/main_infra/files/libexec/init.sh
@@ -14,6 +14,7 @@ function log() {
 }
 
 parameters_json="{}"
+
 function fetch_ssm_with_token() {
     if [ -z "$1" ]; then
         log "(fetch_ssm_with_token) Calling ssm without token"
@@ -39,7 +40,7 @@ function fetch_ssm_with_token() {
 
 wget https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm -P /tmp
 
-yum install -y /tmp/epel-release-latest-7.noarch.rpm
+yum localinstall -y /tmp/epel-release-latest-7.noarch.rpm
 
 yum update -y
 
@@ -132,18 +133,10 @@ EOF
 log "Installing Erlang.."
 
 wget http://packages.erlang-solutions.com/site/esl/esl-erlang/FLAVOUR_1_general/esl-erlang_21.1-1~centos~7_amd64.rpm
-yum install -y wxGTK-devel unixODBC-devel >"$LOG"
-yum install -y esl-erlang_21.1-1~centos~7_amd64.rpm >"$LOG"
-
-ELIXIR_VERSION="$(get_param 'elixir_version')"
-log "Installing Elixir to /opt/elixir.."
-mkdir -p /opt/elixir
-wget https://github.com/elixir-lang/elixir/releases/download/${ELIXIR_VERSION}/Precompiled.zip >"$LOG"
-unzip Precompiled.zip -d /opt/elixir >"$LOG"
-log "Elixir installed successfully!"
+yum localinstall -y wxGTK-devel unixODBC-devel >"$LOG"
+yum localinstall -y esl-erlang_21.1-1~centos~7_amd64.rpm >"$LOG"
 
 log "Fetching configuration from Parameter Store..."
-#parameters_json=$(aws ssm get-parameters-by-path --region "$REGION" --path "/$PREFIX/$CHAIN")
 fetch_ssm_with_token
 params=$(echo "$parameters_json" | jq '.Parameters[].Name' --raw-output)
 log "$(printf 'Found the following parameters:\n\n%s\n' "$params")"
@@ -154,6 +147,13 @@ function get_param() {
         --raw-output
 }
 
+ELIXIR_VERSION="$(get_param 'elixir_version')"
+log "Installing Elixir to /opt/elixir.."
+mkdir -p /opt/elixir
+wget https://github.com/elixir-lang/elixir/releases/download/${ELIXIR_VERSION}/Precompiled.zip >"$LOG"
+unzip Precompiled.zip -d /opt/elixir >"$LOG"
+log "Elixir installed successfully!"
+
 DB_USER="$(get_param 'db_username')"
 DB_PASS="$(get_param 'db_password')"
 DB_HOST="$(get_param 'db_host')"
diff --git a/roles/main_software/tasks/main.yml b/roles/main_software/tasks/main.yml
index d4a8d5b..276da5e 100644
--- a/roles/main_software/tasks/main.yml
+++ b/roles/main_software/tasks/main.yml
@@ -6,6 +6,12 @@
     force: true
   when: skip_fetch | bool != true
 
+- name: Git clean
+  command: "git clean -fdx"
+  args:
+    chdir: "blockscout-{{ chain }}"
+  when: skip_fetch | bool != true
+
 - name: Merge branches
   command: "git merge {{ chain_merge_commit[chain] }}" 
   args:
@@ -31,15 +37,28 @@
     state: absent 
 
 - name: Compile BlockScout
-  command: mix do deps.get, local.rebar --force, deps.compile, compile, ecto.drop, ecto.create, ecto.migrate
+  command: "mix do {{ item }}"
   args:
     chdir: "blockscout-{{ chain }}" 
+  with_items:
+    - deps.get
+    - local.rebar --force
+    - deps.compile
+    - compile
+    - ecto.drop
+    - ecto.create
+    - ecto.migrate 
 
 - name: Install Node modules at apps/block_scout_web/assets
-  command: npm install && node_modules/webpack/bin/webpack.js --mode production 
+  command: npm install 
   args:
     chdir: "blockscout-{{ chain }}/apps/block_scout_web/assets" 
 
+- name: Execute webpack.js at apps/block_scout_web/assets/node_modules/webpack/bin 
+  command: node_modules/webpack/bin/webpack.js --mode production
+  args:
+    chdir: "blockscout-{{ chain }}/apps/block_scout_web/assets"
+
 - name: Instal Node modules at apps/explorer
   command: npm install
   args:
@@ -51,31 +70,34 @@
     chdir: "blockscout-{{ chain }}/apps/block_scout_web"
 
 - name: Start server
-  command: mix phx.server &
-  environment:
-    - BLOCKSCOUT_VERSION: "{{ chain_blockscout_version[chain].value }}"
-    - COIN: "{{ chain_coin[chain].value }}"
-    - ETHEREUM_JSONRPC_HTTP_URL: "{{ chains[chain].value }}"
-    - ETHEREUM_JSONRPC_TRACE_URL: "{{ chain_trace_endpoint[chain].value }}"
-    - ETHEREUM_JSONRPC_WS_URL: "{{ chain_ws_endpoint[chain].value }}"
-    - ETHEREUM_JSONRPC_VARIANT: "{{ chain_jsonrpc_variant[chain].value }}"
-    - HEART_BEAT_TIMEOUT: "{{ chain_heart_beat_timeout[chain].value }}"
-    - HEART_COMMAND: "{{ chain_heart_command[chain].value }}"
-    - LOGO: "{{ chain_logo[chain].value }}"
-    - NETWORK: "{{ chain_network[chain].value }}"
-    - SUBNETWORK: "{{ chain_subnetwork[chain].value }}"
-    - NETWORK_ICON: "{{ chain_network_icon[chain].value }}"
-    - "{{ chain_custom_environment_chain }}"
-  args:
-    chdir: "blockscout-{{ chain }}" 
-  vars:
-    chain_custom_environment_chain: "{{ chain_cec[chain] | default('') }}"
-    chain_cec: "{{ chain_custom_environment | default('') }}"
-
-- name: User prompt
-  pause:
-    prompt: "Please, open your browser and open 4000 port at the machine were Ansible is currently run. BlockScout should appear. Ensure that there is no visual artifacts and then press Enter to continue. Press Ctrl+C if you face any issues to cancel the deployment."
-
+  block:
+    - name: Start server
+      command: "mix phx.server"
+      environment: "{{ chain_env }}"
+      ignore_errors: true
+      args:
+        chdir: "blockscout-{{ chain }}" 
+      vars:
+        chain_env: "{{ chain_custom_environment_chain | combine({'BLOCKSCOUT_VERSION': chain_blockscout_version[chain], 'COIN': chain_coin[chain], 'ETHEREUM_JSONRPC_HTTP_URL': chains[chain], 'ETHEREUM_JSONRPC_TRACE_URL': chain_trace_endpoint[chain], 'ETHEREUM_JSONRPC_WS_URL': chain_ws_endpoint[chain], 'ETHEREUM_JSONRPC_VARIANT': chain_jsonrpc_variant[chain], 'HEART_BEAT_TIMEOUT': chain_heart_beat_timeout[chain], 'HEART_COMMAND': chain_heart_command[chain], 'LOGO': chain_logo[chain], 'NETWORK': chain_network[chain], 'SUBNETWORK': chain_subnetwork[chain], 'NETWORK_ICON': chain_network_icon[chain]}) }}"
+        chain_custom_environment_chain: "{{ chain_cec[chain] | default({}) }}"
+        chain_cec: "{{ chain_custom_environment | default ({}) }}"
+      async: 10000
+      poll: 0 
+    - name: User prompt
+      pause:
+        prompt: "Please, open your browser and open 4000 port at the machine were Ansible is currently run. BlockScout should appear. Ensure that there is no visual artifacts and then press Enter to continue. Press Ctrl+C and then A if you face any issues to cancel the deployment."
+  rescue:
+    - name: 'Stop execution' 
+      fail: 
+        msg: "Execution aborted."
+  always:
+    - name: kill server
+      command: "pkill -e {{ item }}"
+      with_items:
+        - beam.smp
+        - node
+      failed_when: false  
+ 
 - name: Build static assets
   command: mix phx.digest
   args:
@@ -86,15 +108,19 @@
     state: absent
     path: "{{ item }}"
   with_items:
-    - "blockscout-{{ chain }}/build/"
+    - "blockscout-{{ chain }}/_build/"
     - "blockscout-{{ chain }}/deps/"
     - "blockscout-{{ chain }}/apps/block_scout_web/assets/node_modules/"
     - "blockscout-{{ chain }}/apps/explorer/node_modules/"
     - "blockscout-{{ chain }}/logs/dev/"
 
 - name: Upload Blockscout to S3
-  command: "aws deploy push --application-name={{ application_name }} --s3-location {{ s3_connection_string }} --source=blockscout-{{ chain }}"
+  command: "aws deploy push --application-name={{ prefix }}-explorer --s3-location s3://{{ prefix }}-explorer-codedeploy-releases/blockscout-{{ chain }}.zip --source=blockscout-{{ chain }}"
   register: push_output
+  environment:
+    AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
+    AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
+    AWS_REGION: "{{ region }}"
 
 - name: User prompt
   pause:
@@ -107,9 +133,7 @@
     value: "{{ item.value }}"
   with_items:
     - { name: elixir_version, value: "{{ elixir_version }}" }
-    - { name: block_transformet, value: "{{ chain_block_transformer[chain] }}" }
-    - { name: new_relic_app_name, value: "{{ chain_new_relic_app_name[chain] }}" }
-    - { name: new_relic_license_key, value: "{{ chain_new_relic_license_key[chain] }}" }
+    - { name: block_transformer, value: "{{ chain_block_transformer[chain] }}" }
     - { name: pool_size, value: "{{ pool_size }}" }
     - { name: ecto_use_ssl, value: "{{ use_ssl }}" }
     - { name: ethereum_jsonrpc_variant, value: "{{ chain_jsonrpc_variant[chain] }}" }
@@ -123,19 +147,23 @@
     - { name: network_path, value: "{{ chain_network_path[chain] }}" }
     - { name: network_icon, value: "{{ chain_network_icon[chain] }}" }
     - { name: graphiql_transaction, value: "{{ chain_graphiql_transaction[chain] }}" }
-    - { name: exq_blocks_concurrency, value: 1 }
-    - { name: exq_concurrency, value: 1 }
-    - { name: exq_internal_transactions_concurrency, value: 1 }
-    - { name: exq_receipts_concurrency, value: 1 }
-    - { name: exq_transactions_concurrency, value: 1 }
     - { name: secret_key_base, value: "{{ secret_key_base }}" }
     - { name: alb_ssl_policy, value: "{{ alb_ssl_policy }}" }
     - { name: alb_certificate_arn, value: "{{ alb_certificate_arn }}" }
     - { name: heart_beat_timeout, value: "{{ chain_heart_beat_timeout[chain] }}" }
     - { name: heart_command, value: "{{ chain_heart_command[chain] }}" }
     - { name: blockscout_version, value: "{{ chain_blockscout_version[chain] }}" }
-# DB info will not be refreshed
+  environment:
+    AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
+    AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
+    AWS_REGION: "{{ region }}"
+  when: user_answer.user_input|bool == true
+# DB and New Relic info will not be refreshed
 
 - name: Deploy Blockscout
-  command: "{{ push_output.stdout | regex_replace('^--deployment-group-name <deployment-group-name> --deployment-config-name <deployment-config-name> --description <description>$', '') }} --deployment-group-name {{ prefix }}-explorer-dg{{ index }} --deployment-config-name CodeDeployDefault.OneAtATime --description '{{ chain_blockscout_version[chain] }}'"  
+  command: "{{ push_output.stdout_lines[1] }} --deployment-group-name {{ prefix }}-explorer-dg{{ index }} --deployment-config-name CodeDeployDefault.OneAtATime --description '{{ chain_blockscout_version[chain] }}'" 
   when: user_answer.user_input|bool == true
+  environment:
+    AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
+    AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
+    AWS_REGION: "{{ region }}"