diff --git a/features/status-dashboard/server/src/api/health.gateway.ts b/features/status-dashboard/server/src/api/health.gateway.ts
index c274a9af4..f5d2aaf71 100644
--- a/features/status-dashboard/server/src/api/health.gateway.ts
+++ b/features/status-dashboard/server/src/api/health.gateway.ts
@@ -81,8 +81,8 @@ export class HealthGateway
       `Client connected: ${client.id} (${isAuthenticated ? 'authenticated' : 'public'}, Total: ${this.clients.size})`,
     );
 
-    // Send initial data to newly connected client
-    this.sendInitialData(client);
+    // Send initial data to newly connected client (fire-and-forget)
+    void this.sendInitialData(client);
   }
 
   /**
diff --git a/features/status-dashboard/server/src/domains/domain-health.service.ts b/features/status-dashboard/server/src/domains/domain-health.service.ts
index 549bcdafc..97ae86d9e 100644
--- a/features/status-dashboard/server/src/domains/domain-health.service.ts
+++ b/features/status-dashboard/server/src/domains/domain-health.service.ts
@@ -43,8 +43,8 @@ export class DomainHealthService {
       });
     }
 
-    // Check immediately on startup
-    this.checkDomainHealth();
+    // Check immediately on startup (fire-and-forget)
+    void this.checkDomainHealth();
   }
 
   /**
diff --git a/features/status-dashboard/server/src/main.ts b/features/status-dashboard/server/src/main.ts
index 5ca17605e..48a116b9d 100644
--- a/features/status-dashboard/server/src/main.ts
+++ b/features/status-dashboard/server/src/main.ts
@@ -171,4 +171,7 @@ async function bootstrap() {
   `);
 }
 
-bootstrap();
+bootstrap().catch((err) => {
+  console.error('Failed to start application:', err);
+  process.exit(1);
+});
diff --git a/features/status-dashboard/server/src/storage/metrics-persistence.service.ts b/features/status-dashboard/server/src/storage/metrics-persistence.service.ts
index c3bdd112c..acd0424ec 100644
--- a/features/status-dashboard/server/src/storage/metrics-persistence.service.ts
+++ b/features/status-dashboard/server/src/storage/metrics-persistence.service.ts
@@ -68,12 +68,12 @@ export class MetricsPersistenceService {
 
     // Flush if batch size reached
     if (this.batchQueue.length >= this.BATCH_SIZE) {
-      this.flushBatch();
+      void this.flushBatch();
     } else {
       // Schedule batch flush if not already scheduled
       if (!this.batchTimer) {
         this.batchTimer = setTimeout(() => {
-          this.flushBatch();
+          void this.flushBatch();
         }, this.BATCH_TIMEOUT_MS);
       }
     }