diff --git a/.env.example b/.env.example
index 2faa63e..880409d 100644
--- a/.env.example
+++ b/.env.example
@@ -32,6 +32,19 @@ DEVICEHUB_ALLOWED_HOSTS=${DEVICEHUB_DOMAIN},${DEVICEHUB_DOMAIN}:${DEVICEHUB_PORT
 #EVIDENCES_DIR=/path/to/TODO
 #DEMO_IDHUB_DOMAIN='idhub.example.org'
 
+#https://en.wikipedia.org/wiki/List_of_tz_database_time_zones
+TIME_ZONE='Europe/Madrid'
+
+###
+# DEVICEHUB-POSTGRES
+
+###
+DB_NAME="devicehub"
+DB_USER="ereuse"
+DB_PASSWORD="ereuse"
+DB_HOST="devicehub-postgres"
+DB_PORT=5432
+
 ####
 # IDHUB
 ####
@@ -71,3 +84,11 @@ IDHUB_ENABLE_EMAIL=false
 IDHUB_ENABLE_2FACTOR_AUTH=false
 IDHUB_ENABLE_DOMAIN_CHECKER=false
 IDHUB_PREDEFINED_TOKEN='27f944ce-3d58-4f48-b068-e4aa95f97c95'
+
+# IDHUB- Postgres
+###
+IDHUB_DB_NAME="idhub"
+IDHUB_DB_USER="ereuse"
+IDHUB_DB_PASSWORD="ereuse"
+IDHUB_DB_HOST="idhub-postgres"
+IDHUB_DB_PORT=5432
diff --git a/.gitignore b/.gitignore
index 5fd5429..4fb6b9f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,5 +3,4 @@ __pycache__/
 .env
 
 # the following could be autogenerated by devicehub
-db.sqlite3
 example/snapshots/snapshot_workbench-script_verifiable-credential.json
diff --git a/dhub/settings.py b/dhub/settings.py
index 2aca54e..9ac673a 100644
--- a/dhub/settings.py
+++ b/dhub/settings.py
@@ -133,9 +133,13 @@ WSGI_APPLICATION = "dhub.wsgi.application"
 # https://docs.djangoproject.com/en/5.0/ref/settings/#databases
 
 DATABASES = {
-    "default": {
-        "ENGINE": "django.db.backends.sqlite3",
-        "NAME": BASE_DIR / "db/db.sqlite3",
+    'default': {
+        'ENGINE': os.getenv('DB_ENGINE', 'django.db.backends.postgresql'),
+        'NAME': os.getenv('DB_NAME', 'devicehub'),
+        'USER': os.getenv('DB_USER', 'ereuse'),
+        'PASSWORD': os.getenv('DB_PASSWORD', 'ereuse'),
+        'HOST': os.getenv('DB_HOST', 'devicehub-postgres'),
+        'PORT': os.getenv('DB_PORT', '5432'),
     }
 }
 
diff --git a/docker-compose.override.prod.yml b/docker-compose.override.prod.yml
new file mode 100644
index 0000000..9bd0237
--- /dev/null
+++ b/docker-compose.override.prod.yml
@@ -0,0 +1,21 @@
+# usage: docker compose -f docker-compose.yml -f docker-compose.override.prod.yml up
+# https://docs.docker.com/compose/how-tos/multiple-compose-files/merge/
+
+services:
+  devicehub-django:
+    image: farga.pangea.org/ereuse/devicehub-django/latest
+    volumes:
+      - devicehub_data:/opt/devicehub-django
+    environment:
+      - DEBUG=false
+
+  idhub:
+    image: farga.pangea.org/ereuse/idhub:latest
+    volumes:
+      - idhub_data:/opt/idhub
+    environment:
+      - DEBUG=false
+
+volumes:
+  devicehub_data:
+  idhub_data:
diff --git a/docker-compose.override.yml b/docker-compose.override.yml
new file mode 100644
index 0000000..5522107
--- /dev/null
+++ b/docker-compose.override.yml
@@ -0,0 +1,30 @@
+#Default override compose file for dev options
+
+services:
+  devicehub-django:
+    build:
+      context: .
+      dockerfile: docker/devicehub-django.Dockerfile
+    volumes:
+      - .:/opt/devicehub-django # bind mount for local development
+    environment:
+      - DEBUG=true
+
+  devicehub-postgres:
+    ports:
+      - 5432:5432
+
+  idhub:
+    image: farga.pangea.org/ereuse/idhub:latest
+    build:
+      context: /path/to/idhub/directory
+      dockerfile: /path/to/idhub/dockerfile
+    volumes:
+      - /path/to/idhub/directory:/opt/idhub
+    environment:
+      - DEMO=true
+      - DEBUG=true
+
+  idhub-postgres:
+    ports:
+      - 5433:5432
diff --git a/docker-compose.yml b/docker-compose.yml
index c7713ef..7411cc4 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,49 +1,68 @@
 services:
   devicehub-django:
     init: true
-    image: farga.pangea.org/ereuse/devicehub-django/latest
-    build:
-      context: .
-      dockerfile: docker/devicehub-django.Dockerfile
     environment:
-      - DEBUG=${DEBUG:-false}
+      # General
       - DOMAIN=${DEVICEHUB_DOMAIN:-localhost}
       - PORT=${DEVICEHUB_PORT:-8000}
       - ALLOWED_HOSTS=${DEVICEHUB_ALLOWED_HOSTS:-$DEVICEHUB_DOMAIN}
+
+      # Demo settings
       - DEMO=${DEMO:-false}
       - DEMO_IDHUB_DOMAIN=${DEMO_IDHUB_DOMAIN:-}
       - DEMO_IDHUB_PREDEFINED_TOKEN=${IDHUB_PREDEFINED_TOKEN:-}
+
+      # Auth & Security
       - PREDEFINED_TOKEN=${PREDEFINED_TOKEN:-}
       - DPP=${DPP:-false}
-    # TODO manage volumes dev vs prod
-    volumes:
-      - .:/opt/devicehub-django
+
+      # DB vars
+      - DB_HOST=${DB_HOST:-devicehub-postgres}
+      - DB_PORT=${DB_PORT:-5432}
+      - DB_NAME=${DB_NAME}
+      - DB_USER=${DB_USER}
+      - DB_PASSWORD=${DB_PASSWORD}
+
     ports:
       - ${DEVICEHUB_PORT:-8000}:${DEVICEHUB_PORT:-8000}
+    depends_on:
+      devicehub-postgres:
+        condition: service_healthy
+        restart: true
 
-  # TODO add database service for idhub, meanwhile sqlite
+  devicehub-postgres:
+    image: postgres:17
+    environment:
+      - POSTGRES_DB=${DB_NAME}
+      - POSTGRES_USER=${DB_USER}
+      - POSTGRES_PASSWORD=${DB_PASSWORD}
+    volumes:
+      - pg_data:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U ${DB_USER} -d ${DB_NAME}"]
+      start_period: 1s
+      interval: 1s
+      timeout: 10s
+      retries: 10
 
   idhub:
-    # https://docs.docker.com/compose/how-tos/profiles/
     profiles: [idhub]
     init: true
-    image: farga.pangea.org/ereuse/idhub/latest
     environment:
+      # General
       - DOMAIN=${IDHUB_DOMAIN:-localhost}
       - ALLOWED_HOSTS=${IDHUB_ALLOWED_HOSTS:-$IDHUB_DOMAIN}
       - DEBUG=true
-      - DEMO=${DEMO:-false}
+      - DEMO=${IDHUB_DEMO:-}
+
+      # Admin & User
       - INITIAL_ADMIN_EMAIL=${IDHUB_ADMIN_EMAIL}
       - INITIAL_ADMIN_PASSWORD=${IDHUB_ADMIN_PASSWD}
       - CREATE_TEST_USERS=true
-      - ENABLE_EMAIL=${IDHUB_ENABLE_EMAIL:-true}
-      - ENABLE_2FACTOR_AUTH=${IDHUB_ENABLE_2FACTOR_AUTH:-true}
+
+      # Email Configuration
+      - ENABLE_EMAIL=${IDHUB_ENABLE_EMAIL}
       - ENABLE_DOMAIN_CHECKER=${IDHUB_ENABLE_DOMAIN_CHECKER:-true}
-      - PREDEFINED_TOKEN=${IDHUB_PREDEFINED_TOKEN:-}
-      - SECRET_KEY=${IDHUB_SECRET_KEY:-publicsecretisnotsecureVtmKBfxpVV47PpBCF2Nzz2H6qnbd}
-      - STATIC_ROOT=${IDHUB_STATIC_ROOT:-/static/}
-      - MEDIA_ROOT=${IDHUB_MEDIA_ROOT:-/media/}
-      - PORT=${IDHUB_PORT:-9001}
       - DEFAULT_FROM_EMAIL=${IDHUB_DEFAULT_FROM_EMAIL}
       - EMAIL_HOST=${IDHUB_EMAIL_HOST}
       - EMAIL_HOST_USER=${IDHUB_EMAIL_HOST_USER}
@@ -51,9 +70,50 @@ services:
       - EMAIL_PORT=${IDHUB_EMAIL_PORT}
       - EMAIL_USE_TLS=${IDHUB_EMAIL_USE_TLS}
       - EMAIL_BACKEND=${IDHUB_EMAIL_BACKEND}
-      - SUPPORTED_CREDENTIALS=['Snapshot']
+
+      # Auth & Security
+      - SECRET_KEY=${IDHUB_SECRET_KEY:-publicsecretisnotsecureVtmKBfxpVV47PpBCF2Nzz2H6qnbd}
+      - PREDEFINED_TOKEN=${IDHUB_PREDEFINED_TOKEN:-}
+      - ENABLE_2FACTOR_AUTH=${IDHUB_ENABLE_2FACTOR_AUTH:-true}
+
+      # App
       - SYNC_ORG_DEV=${IDHUB_SYNC_ORG_DEV}
+      - STATIC_ROOT=${IDHUB_STATIC_ROOT:-/static/}
+      - MEDIA_ROOT=${IDHUB_MEDIA_ROOT:-/media/}
+      - PORT=${IDHUB_PORT:-9001}
+      - SUPPORTED_CREDENTIALS=${IDHUB_SUPPORTED_CREDENTIALS:-}
+
+      # DB vars
+      - DB_PORT=${IDHUB_DB_PORT:-5432}
+      - DB_HOST=${IDHUB_DB_HOST:-devicehub-postgres}
+      - DB_NAME=${IDHUB_DB_NAME}
+      - DB_USER=${IDHUB_DB_USER}
+      - DB_PASSWORD=${IDHUB_DB_PASSWORD}
+
     ports:
       - 9001:9001
+    depends_on:
+      idhub-postgres:
+        condition: service_healthy
+        restart: true
 
-  # TODO add database service for idhub, meanwhile sqlite
+  idhub-postgres:
+    profiles: [idhub]
+    image: postgres:17
+    environment:
+      - POSTGRES_DB=${IDHUB_DB_NAME}
+      - POSTGRES_USER=${IDHUB_DB_USER}
+      - POSTGRES_PASSWORD=${IDHUB_DB_PASSWORD}
+    volumes:
+      - idhub_pg_data:/var/lib/postgresql/data
+    # https://docs.docker.com/compose/how-tos/startup-order/
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U ${IDHUB_DB_USER} -d ${IDHUB_DB_NAME}"]
+      start_period: 1s
+      interval: 1s
+      timeout: 10s
+      retries: 10
+
+volumes:
+  pg_data:
+  idhub_pg_data:
diff --git a/docker/devicehub-django.Dockerfile b/docker/devicehub-django.Dockerfile
index 7c6d35d..7f3b176 100644
--- a/docker/devicehub-django.Dockerfile
+++ b/docker/devicehub-django.Dockerfile
@@ -5,7 +5,6 @@ RUN apt update && \
     apt-get install -y \
     python3-xapian \
     git \
-    sqlite3 \
     curl \
     jq \
     time \
diff --git a/docker/devicehub-django.entrypoint.sh b/docker/devicehub-django.entrypoint.sh
index 318435f..0bf3720 100644
--- a/docker/devicehub-django.entrypoint.sh
+++ b/docker/devicehub-django.entrypoint.sh
@@ -33,6 +33,7 @@ gen_env_vars() {
         INIT_PASSWD="${INIT_PASSWD:-1234}"
         ADMIN='True'
         PREDEFINED_TOKEN="${PREDEFINED_TOKEN:-}"
+
         # specific dpp env vars
         if [ "${DPP:-}" = 'true' ]; then
                 # fill env vars in this docker entrypoint
@@ -168,6 +169,7 @@ config_phase() {
         init_flagfile="${program_dir}/already_configured"
         if [ ! -f "${init_flagfile}" ]; then
 
+                echo "INFO: detected NEW deployment"
                 # non DL user (only for the inventory)
                 ./manage.py add_institution "${INIT_ORG}"
                 # TODO: one error on add_user, and you don't add user anymore
@@ -190,6 +192,8 @@ config_phase() {
 
                 # remain next command as the last operation for this if conditional
                 touch "${init_flagfile}"
+        else
+                echo "INFO: detected PREVIOUS deployment"
         fi
 }
 
@@ -210,17 +214,10 @@ deploy() {
                 echo "DOMAIN: ${DOMAIN}"
         fi
 
-        # detect if existing deployment (TODO only works with sqlite)
-        if [ -f "${program_dir}/db/db.sqlite3" ]; then
-                echo "INFO: detected EXISTING deployment"
-                ./manage.py migrate
-        else
-                # move the migrate thing in docker entrypoint
-                #   inspired by https://medium.com/analytics-vidhya/django-with-docker-and-docker-compose-python-part-2-8415976470cc
-                echo "INFO detected NEW deployment"
-                ./manage.py migrate
-                config_phase
-        fi
+        # move the migrate thing in docker entrypoint
+        #   inspired by https://medium.com/analytics-vidhya/django-with-docker-and-docker-compose-python-part-2-8415976470cc
+        ./manage.py migrate
+        config_phase
 }
 
 runserver() {
diff --git a/requirements.txt b/requirements.txt
index f12a20c..608ede9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,4 +14,4 @@ json-repair==0.30.0
 setuptools==65.5.1
 requests==2.32.3
 wheel==0.45.1
-
+psycopg2-binary==2.9.10