diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 3cf9f51c..d9efacb2 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -99,6 +99,28 @@ jobs:
           docker push ghcr.io/${{ github.repository }}/${{ matrix.image }}:${{ steps.extract_ref.outputs.ref_name }}
           docker push ghcr.io/${{ github.repository }}/${{ matrix.image }}:latest
 
+  build-package:
+    working-directory: backend
+    runs-on: ubuntu-latest
+    needs:
+      - upstream-workflows
+      - verify-version-strings
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 22.x
+          cache: 'npm'
+          registry-url: 'https://npm.pkg.github.com'
+          scope: '@codecentric'
+          cache-dependency-path: backend/package-lock.json
+      - run: npm ci
+      - run: npm version ${{ steps.extract_ref.outputs.version }}
+      - run: npm run build:lib
+      - run: npm publish
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
   publish-helm-chart:
     name: Publish Helm Chart
     runs-on: ubuntu-latest
diff --git a/backend/package-lock.json b/backend/package-lock.json
index 4e5aed5d..3ca49214 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -1,12 +1,12 @@
 {
-  "name": "c4-genai-suite",
-  "version": "0.0.1",
+  "name": "@codecentric/c4-genai-suite-backend",
+  "version": "1.0.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
-      "name": "c4-genai-suite",
-      "version": "0.0.1",
+      "name": "@codecentric/c4-genai-suite-backend",
+      "version": "1.0.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@langchain/aws": "0.1.10",
diff --git a/backend/package.json b/backend/package.json
index 51fc3b75..d8a74188 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -1,12 +1,19 @@
 {
-  "name": "c4-genai-suite",
-  "version": "0.0.1",
+  "name": "@codecentric/c4-genai-suite-backend",
+  "version": "1.0.0",
   "description": "",
   "author": "",
-  "private": true,
   "license": "Apache-2.0",
+  "publishConfig": {
+    "access": "public",
+    "registry": "https://npm.pkg.github.com"
+  },
+  "repository": {
+    "url": "https://github.com/codecentric/c4-genai-suite.git"
+  },
   "scripts": {
     "build": "nest build",
+    "build:lib": "tsc -p tsconfig.lib.json",
     "format": "prettier --write \"src/**/*.ts\"",
     "start": "nest start",
     "dev": "nest start",
diff --git a/backend/src/index.ts b/backend/src/index.ts
new file mode 100644
index 00000000..20baac2a
--- /dev/null
+++ b/backend/src/index.ts
@@ -0,0 +1,5 @@
+export * from 'src/domain/auth/interfaces';
+export * from 'src/domain/chat/interfaces';
+export * from 'src/domain/extensions/interfaces';
+export * from 'src/domain/files/interfaces';
+export * from 'src/domain/shared';
diff --git a/backend/tsconfig.lib.json b/backend/tsconfig.lib.json
new file mode 100644
index 00000000..8119af9a
--- /dev/null
+++ b/backend/tsconfig.lib.json
@@ -0,0 +1,5 @@
+{
+  "extends": "./tsconfig.json",
+  "include": ["src/index.ts", "src/domain/**/*.ts"],
+  "exclude": ["node_modules", "dist", "**/*spec.ts", "jest.*.ts"]
+}