diff --git a/.github/workflows/go-backend-ci.yml b/.github/workflows/go-backend-ci.yml
new file mode 100644
index 0000000..67ae9bf
--- /dev/null
+++ b/.github/workflows/go-backend-ci.yml
@@ -0,0 +1,115 @@
+name: go-backend-ci
+
+on:
+  workflow_dispatch:
+  pull_request:
+    paths:
+      - "go-backend/**"
+      - ".github/workflows/go-backend-ci.yml"
+  push:
+    branches:
+      - main
+      - develop
+    paths:
+      - "go-backend/**"
+      - ".github/workflows/go-backend-ci.yml"
+
+concurrency:
+  group: go-backend-ci-${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  check-go-backend:
+    name: Check go-backend
+    runs-on: ubuntu-latest
+    timeout-minutes: 20
+
+    services:
+      postgres:
+        image: postgres:16
+        env:
+          POSTGRES_DB: xtablo
+          POSTGRES_USER: xtablo
+          POSTGRES_PASSWORD: xtablo
+        ports:
+          - 5432:5432
+        options: >-
+          --health-cmd "pg_isready -U xtablo -d xtablo"
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+
+    defaults:
+      run:
+        working-directory: go-backend
+
+    env:
+      DATABASE_URL: postgres://xtablo:xtablo@127.0.0.1:5432/xtablo?sslmode=disable
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v6
+
+      - name: Set up Go
+        uses: actions/setup-go@v6
+        with:
+          go-version-file: go-backend/go.mod
+          cache-dependency-path: go-backend/go.sum
+
+      - name: Install PostgreSQL client
+        run: sudo apt-get update && sudo apt-get install -y postgresql-client
+
+      - name: Install code generation tools
+        run: |
+          go install github.com/a-h/templ/cmd/templ@v0.3.1001
+          go install github.com/sqlc-dev/sqlc/cmd/sqlc@v1.31.1
+
+      - name: Load database schema
+        run: psql "$DATABASE_URL" -v ON_ERROR_STOP=1 -f internal/db/schema.sql
+
+      - name: Seed database
+        run: psql "$DATABASE_URL" -v ON_ERROR_STOP=1 -f internal/db/seed.sql
+
+      - name: Generate templ and sqlc code
+        run: |
+          templ generate
+          sqlc generate
+
+      - name: Verify generated files are committed
+        run: git diff --exit-code -- internal/db/sqlc internal/web/views
+
+      - name: Run tests
+        run: go test ./...
+
+      - name: Build
+        run: go build ./...
+
+      - name: Smoke test app against Postgres
+        run: |
+          set -euo pipefail
+
+          go run . >/tmp/go-backend.log 2>&1 &
+          app_pid=$!
+          trap 'kill $app_pid || true; wait $app_pid || true' EXIT
+
+          for _ in $(seq 1 30); do
+            if curl -fsS http://127.0.0.1:3000/login >/tmp/go-backend-login.html; then
+              break
+            fi
+            sleep 1
+          done
+
+          grep -q "Se connecter à Xtablo" /tmp/go-backend-login.html
+
+          curl -fsS \
+            -D /tmp/go-backend-signup.headers \
+            -o /tmp/go-backend-signup.body \
+            -X POST \
+            -H 'Content-Type: application/x-www-form-urlencoded' \
+            --data 'email=ci-user@example.com&password=xtablo-secret' \
+            http://127.0.0.1:3000/signup
+
+          grep -qi '^Hx-Redirect: /' /tmp/go-backend-signup.headers
+          test "$(psql "$DATABASE_URL" -tA -c "select count(*) from auth.users where email = 'ci-user@example.com'")" = "1"
+          test "$(psql "$DATABASE_URL" -tA -c "select count(*) from public.users where email = 'ci-user@example.com'")" = "1"
+          test "$(psql "$DATABASE_URL" -tA -c "select count(*) from auth.sessions where user_id = (select id from auth.users where email = 'ci-user@example.com')")" = "1"