diff --git a/.github/workflows/backend.yml b/.github/workflows/backend.yml
new file mode 100644
index 0000000..11e24f7
--- /dev/null
+++ b/.github/workflows/backend.yml
@@ -0,0 +1,84 @@
+name: Backend CI
+
+on:
+  pull_request:
+    paths:
+      - "backend/**"
+  push:
+    branches: [master]
+    paths:
+      - "backend/**"
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: backend
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+
+      - name: Set up uv
+        uses: astral-sh/setup-uv@v4
+        with:
+          enable-cache: true
+          cache-dependency-glob: "backend/uv.lock"
+
+      - name: Install dependencies
+        run: uv sync --dev
+
+      - name: Run ruff
+        run: uv run ruff check .
+
+      - name: Run mypy
+        run: uv run mypy src tests
+
+      - name: Run pytest with coverage
+        run: uv run pytest --cov=src --cov-report=term-missing --cov-fail-under=70
+
+  deploy:
+    if: github.event_name == 'push' && github.ref == 'refs/heads/master'
+    needs: lint-test
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: backend
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+
+      - name: Set up uv
+        uses: astral-sh/setup-uv@v4
+        with:
+          enable-cache: true
+          cache-dependency-glob: "backend/uv.lock"
+
+      - name: Set up Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: "20"
+
+      - name: Install npm dependencies
+        run: npm ci
+
+      - name: Install Python dependencies
+        run: uv sync --dev
+
+      - name: Deploy Cloudflare Worker
+        env:
+          CF_API_TOKEN: ${{ secrets.CF_API_TOKEN }}
+          CF_ACCOUNT_ID: ${{ secrets.CF_ACCOUNT_ID }}
+          CLOUDFLARE_API_TOKEN: ${{ secrets.CF_API_TOKEN }}
+          CLOUDFLARE_ACCOUNT_ID: ${{ secrets.CF_ACCOUNT_ID }}
+        run: uv run pywrangler deploy
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8d04548..e445f99 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -3,7 +3,11 @@ name: Flutter Tests
 on:
   push:
     branches: [master]
+    paths-ignore:
+      - "backend/**"
   pull_request:
+    paths-ignore:
+      - "backend/**"
 
 jobs:
   test:
diff --git a/.gitignore b/.gitignore
index 3820a95..536a6fb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -43,3 +43,11 @@ app.*.map.json
 /android/app/debug
 /android/app/profile
 /android/app/release
+
+# Python
+__pycache__/
+.venv/
+.pytest_cache/
+.ruff_cache/
+.coverage
+htmlcov/
diff --git a/backend/src/worker.py b/backend/src/worker.py
index b784546..39289ff 100644
--- a/backend/src/worker.py
+++ b/backend/src/worker.py
@@ -19,6 +19,7 @@ async def fetch(self, request: Request) -> Response:
             use_case=_USE_CASE,
             config=_CONFIG,
         )
+
         if result.body is None:
             return Response(status=result.status, headers=result.headers)
         return Response(result.body, status=result.status, headers=result.headers)