diff --git a/backend/package-lock.json b/backend/package-lock.json
index f2edc2c..669e472 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -14,6 +14,7 @@
         "dotenv": "^16.4.5",
         "exceljs": "^4.4.0",
         "express": "^4.19.2",
+        "express-async-errors": "^3.1.1",
         "jsonwebtoken": "^9.0.2",
         "pdfkit": "^0.15.0",
         "pg": "^8.12.0"
@@ -915,6 +916,15 @@
         "url": "https://opencollective.com/express"
       }
     },
+    "node_modules/express-async-errors": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/express-async-errors/-/express-async-errors-3.1.1.tgz",
+      "integrity": "sha512-h6aK1da4tpqWSbyCa3FxB/V6Ehd4EEB15zyQq9qe75OZBp0krinNKuH4rAY+S/U/2I36vdLAUFSjQJ+TFmODng==",
+      "license": "ISC",
+      "peerDependencies": {
+        "express": "^4.16.2"
+      }
+    },
     "node_modules/fast-csv": {
       "version": "4.3.6",
       "resolved": "https://registry.npmjs.org/fast-csv/-/fast-csv-4.3.6.tgz",
diff --git a/backend/package.json b/backend/package.json
index e76d8db..554b2a6 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -14,6 +14,7 @@
     "dotenv": "^16.4.5",
     "exceljs": "^4.4.0",
     "express": "^4.19.2",
+    "express-async-errors": "^3.1.1",
     "jsonwebtoken": "^9.0.2",
     "pdfkit": "^0.15.0",
     "pg": "^8.12.0"
diff --git a/backend/src/index.js b/backend/src/index.js
index ec8aec7..905ed33 100644
--- a/backend/src/index.js
+++ b/backend/src/index.js
@@ -1,5 +1,6 @@
 require('dotenv').config();
 const express = require('express');
+require('express-async-errors');
 const cookieParser = require('cookie-parser');
 const cors = require('cors');
 
diff --git a/docker-compose.yml b/docker-compose.yml
index 666be51..d7145dd 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,5 +1,5 @@
 services:
-  db:
+  presencia-db:
     image: postgres:16-alpine
     restart: unless-stopped
     environment:
@@ -16,15 +16,15 @@ services:
       timeout: 5s
       retries: 10
 
-  backend:
+  presencia-backend:
     build: ./backend
     restart: unless-stopped
     depends_on:
-      db:
+      presencia-db:
         condition: service_healthy
     environment:
       PORT: 4790
-      PGHOST: db
+      PGHOST: presencia-db
       PGPORT: 5432
       PGUSER: presencia
       PGPASSWORD: R4dsITu0vuigNQQwNlvj0agVyHupSyX
@@ -37,11 +37,11 @@ services:
     ports:
       - "4790:4790"
 
-  frontend:
+  presencia-frontend:
     build: ./frontend
     restart: unless-stopped
     depends_on:
-      - backend
+      - presencia-backend
     ports:
       - "8781:80"
 
diff --git a/frontend/nginx.conf b/frontend/nginx.conf
index fa2e011..504c797 100644
--- a/frontend/nginx.conf
+++ b/frontend/nginx.conf
@@ -5,8 +5,14 @@ server {
   root /usr/share/nginx/html;
   index index.html;
 
+  # Resolve the backend hostname at request time (via Docker's embedded DNS)
+  # instead of once at startup, so a recreated backend container is picked
+  # up without needing to restart/reload this nginx.
+  resolver 127.0.0.11 valid=30s;
+
   location /api/ {
-    proxy_pass http://backend:4790/api/;
+    set $backend_upstream http://presencia-backend:4790;
+    proxy_pass $backend_upstream/api/;
     proxy_http_version 1.1;
     proxy_set_header Host $host;
     proxy_set_header X-Real-IP $remote_addr;