diff --git a/.github/workflows/ci-test.yml b/.github/workflows/ci-test.yml
index c661d13..5d3ac37 100644
--- a/.github/workflows/ci-test.yml
+++ b/.github/workflows/ci-test.yml
@@ -38,3 +38,15 @@ jobs:
 
             - name: Run tests
               run: make test
+
+            - name: SonarQube Scan
+              uses: SonarSource/sonarqube-scan-action@8c71dc039c2dd71d3821e89a2b58ecc7fee6ced9 # v5.3.0
+              env:
+                  SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
+
+            - name: Upload coverage reports to Codecov
+              uses: codecov/codecov-action@fdcc8476540edceab3de004e990f80d881c6cc00 # v5.5.0
+              with:
+                  fail_ci_if_error: true
+                  token: ${{ secrets.CODECOV_TOKEN }}
+                  verbose: true
diff --git a/Makefile b/Makefile
index 7707f9c..b195a3d 100644
--- a/Makefile
+++ b/Makefile
@@ -32,6 +32,7 @@ test:
 	poetry run pytest leetcode/ \
 		-v --cov=leetcode --cov=leetcode_py \
 		--cov-report=term-missing \
+		--cov-report=xml \
 		--ignore=leetcode/_template \
 		--ignore=leetcode/__pycache__
 
diff --git a/sonar-project.properties b/sonar-project.properties
new file mode 100644
index 0000000..02993f7
--- /dev/null
+++ b/sonar-project.properties
@@ -0,0 +1,20 @@
+# SonarQube Configuration
+sonar.organization=wisaroot
+sonar.projectKey=wisarootl_leetcode-py
+sonar.projectName=LeetCode Python Solutions
+sonar.projectVersion=1.0
+
+# Source code settings
+sonar.sources=leetcode,leetcode_py
+sonar.tests=leetcode
+sonar.test.inclusions=**/tests.py
+sonar.exclusions=**/conftest.py,**/_template/**,**/__pycache__/**,**/.venv/**
+
+# Python specific settings
+sonar.python.version=3.13
+
+# Coverage settings (if you generate coverage reports)
+sonar.python.coverage.reportPaths=coverage.xml
+
+# Code quality settings
+sonar.qualitygate.wait=true