diff --git a/backend/backend/db/db.py b/backend/backend/db/db.py
index 8096676..28dbd18 100644
--- a/backend/backend/db/db.py
+++ b/backend/backend/db/db.py
@@ -1,10 +1,11 @@
+from asyncio import sleep
 from logging import getLogger
 from typing import Annotated, AsyncIterator
 
 from fastapi import Depends
 from opentelemetry.instrumentation.sqlalchemy import SQLAlchemyInstrumentor
 from sqlalchemy import text
-from sqlalchemy.exc import SQLAlchemyError
+from sqlalchemy.exc import OperationalError, SQLAlchemyError
 from sqlalchemy.ext.asyncio import (
     async_sessionmaker,
     AsyncEngine,
@@ -56,11 +57,20 @@ class Database:
                 class_=AsyncSession,
             )
 
-            async with self._async_engine.begin() as session:
-                await session.execute(text("CREATE EXTENSION IF NOT EXISTS pg_trgm;"))
-                if clear_static_data:
-                    await session.run_sync(Base.metadata.drop_all)
-                    await session.run_sync(Base.metadata.create_all)
+            ret = False
+            while not ret:
+                try:
+                    async with self._async_engine.begin() as session:
+                        await session.execute(
+                            text("CREATE EXTENSION IF NOT EXISTS pg_trgm;")
+                        )
+                        if clear_static_data:
+                            await session.run_sync(Base.metadata.drop_all)
+                            await session.run_sync(Base.metadata.create_all)
+                        ret = True
+                except OperationalError as err:
+                    logger.error(err)
+                    await sleep(1)
 
         return True
 
diff --git a/backend/config/config.sample.yaml b/backend/config.local.yaml
similarity index 71%
rename from backend/config/config.sample.yaml
rename to backend/config.local.yaml
index 54b76e7..5ef8421 100644
--- a/backend/config/config.sample.yaml
+++ b/backend/config.local.yaml
@@ -1,8 +1,9 @@
 app_name: carrramba-encore-rate
+clear_static_data: false
 
 http:
   host: 0.0.0.0
-  port: 4443
+  port: 8080
   cert: ./config/cert.pem
 
 db:
@@ -12,3 +13,9 @@ db:
   driver: postgresql+psycopg
   user: cer
   password: cer_password
+
+cache:
+  enable: true
+
+tracing:
+  enable: false
diff --git a/backend/config.sample.yaml b/backend/config.sample.yaml
new file mode 100644
index 0000000..018eca1
--- /dev/null
+++ b/backend/config.sample.yaml
@@ -0,0 +1,23 @@
+app_name: carrramba-encore-rate
+clear_static_data: false
+
+http:
+  host: 0.0.0.0
+  port: 8080
+#  cert: ./config/cert.pem
+
+db:
+  name: carrramba-encore-rate
+  host: postgres
+  port: 5432
+  driver: postgresql+psycopg
+  user: cer
+  password: cer_password
+
+cache:
+  enable: true
+  host: redis
+  # TODO: Add user credentials
+
+tracing:
+  enable: false