diff --git a/pom.xml b/pom.xml
index 94e6016..3689245 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>de.assecutor.votianlt</groupId>
     <artifactId>votianlt</artifactId>
-    <version>0.5.1</version>
+    <version>0.5.2</version>
 
     <packaging>jar</packaging>
 
diff --git a/src/main/java/de/assecutor/votianlt/pages/view/AddJobView.java b/src/main/java/de/assecutor/votianlt/pages/view/AddJobView.java
index d5d9954..fab80ff 100644
--- a/src/main/java/de/assecutor/votianlt/pages/view/AddJobView.java
+++ b/src/main/java/de/assecutor/votianlt/pages/view/AddJobView.java
@@ -1238,7 +1238,6 @@ public class AddJobView extends Main {
             qty.setMax(9999); // Set reasonable maximum
             qty.setWidth("10%");
             qty.setRequiredIndicatorVisible(true);
-            qty.setPlaceholder("1");
             // Add validation on blur
             qty.addBlurListener(e -> {
                 if (qty.getValue() == null || qty.getValue() <= 0) {
diff --git a/src/main/java/de/assecutor/votianlt/pages/view/LoginView.java b/src/main/java/de/assecutor/votianlt/pages/view/LoginView.java
index 2f2062c..d3269b3 100644
--- a/src/main/java/de/assecutor/votianlt/pages/view/LoginView.java
+++ b/src/main/java/de/assecutor/votianlt/pages/view/LoginView.java
@@ -27,6 +27,7 @@ import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.security.web.context.HttpSessionSecurityContextRepository;
 import com.vaadin.flow.server.VaadinSession;
 import org.springframework.beans.factory.annotation.Value;
+import org.springframework.core.env.Environment;
 import jakarta.annotation.PostConstruct;
 
 @Route("login")
@@ -45,6 +46,9 @@ public class LoginView extends VerticalLayout implements BeforeEnterObserver, Af
     @Autowired
     private AuthenticationManager authenticationManager;
 
+    @Autowired
+    private Environment environment;
+
     @Value("${app.security.two-factor.enabled:false}")
     private boolean twoFactorEnabled;
 
@@ -108,7 +112,19 @@ public class LoginView extends VerticalLayout implements BeforeEnterObserver, Af
     @PostConstruct
     private void init() {
         // Set version after Spring injection
-        versionSpan.setText("Version " + appVersion);
+        String[] activeProfiles = environment.getActiveProfiles();
+        String[] defaultProfiles = environment.getDefaultProfiles();
+
+        String profileInfo = "";
+        if (activeProfiles.length > 0) {
+            profileInfo = " (" + String.join(", ", activeProfiles) + ")";
+        } else if (defaultProfiles.length > 0) {
+            profileInfo = " (" + String.join(", ", defaultProfiles) + ")";
+        } else {
+            profileInfo = " (default)";
+        }
+
+        versionSpan.setText("Version " + appVersion + profileInfo);
     }
 
     private void handlePasswordLogin(String username, String password) {
diff --git a/src/main/resources/application-dev.properties b/src/main/resources/application-dev.properties
new file mode 100644
index 0000000..16386d5
--- /dev/null
+++ b/src/main/resources/application-dev.properties
@@ -0,0 +1,10 @@
+# Development-specific configuration
+
+# MongoDB - Development database
+spring.data.mongodb.uri=mongodb://192.168.180.25:27017/votianlt_dev
+
+# Enable browser launch in development
+vaadin.launch-browser=true
+
+# Development logging levels
+logging.level.de.assecutor.votianlt=DEBUG
\ No newline at end of file
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index 0a45580..99c6a81 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -1,5 +1,8 @@
 server.port=${PORT:8080}
 server.address=0.0.0.0
+
+# Default active profile
+spring.profiles.active=dev
 logging.level.org.atmosphere=warn
 logging.level.de.assecutor.votianlt=INFO
 logging.level.de.assecutor.votianlt.controller.MessageController=DEBUG
@@ -15,7 +18,7 @@ vaadin.allowed-packages=com.vaadin,org.vaadin,de.assecutor.votianlt
 # Open-in-view is only needed if you use lazy-loaded entities in your Flow views.
 spring.jpa.open-in-view=false
 
-# MongoDB - Development database by default
+# MongoDB - Default configuration (override in profile-specific files)
 spring.data.mongodb.uri=mongodb://192.168.180.25:27017/votianlt_dev
 spring.data.mongodb.auto-index-creation=true
 spring.data.mongodb.socket-timeout=30000