diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
new file mode 100644
index 00000000..6e763676
--- /dev/null
+++ b/.github/workflows/lint.yml
@@ -0,0 +1,84 @@
+name: Lint
+
+on:
+  push:
+    branches:
+      - '*'
+  pull_request:
+    branches:
+      - '*'
+
+jobs:
+  frontend:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Changed files in frontend
+        id: changed-files-frontend
+        uses: tj-actions/changed-files@v45
+        with:
+          files: 'frontend/**'
+
+      - name: Check if frontend files changed
+        run: |
+          if [[ "${{ steps.changed-files-frontend.outputs.changed }}" == "true" ]]; then
+            echo "Frontend files changed. Proceeding with linting."
+          else
+            echo "No frontend files changed. Skipping frontend lint."
+            exit 0
+          fi
+
+      - name: Setup node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22.x
+          cache-dependency-path: ./frontend/package-lock.json
+          cache: 'npm'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run eslint
+        run: npm run lint
+
+  backend:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Changed files in backend
+        id: changed-files-backend
+        uses: tj-actions/changed-files@v45
+        with:
+          files: 'backend/**'
+
+      - name: Check if backend files changed
+        run: |
+          if [[ "${{ steps.changed-files-backend.outputs.changed }}" == "true" ]]; then
+            echo "Backend files changed. Proceeding with linting."
+          else
+            echo "No backend files changed. Skipping backend lint."
+            exit 0
+          fi
+
+      - name: Setup python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
+
+      - name: Install Poetry
+        uses: snok/install-poetry@v1
+        with:
+          virtualenvs-create: true
+          virtualenvs-in-project: true
+          virtualenvs-path: .venv
+          installer-parallel: true
+
+      - name: Install dependencies
+        run: poetry install --no-interaction
+
+      - name: Run isort and flake8
+        run: poetry run poe lint