diff --git a/.circleci/config.yml b/.circleci/config.yml
new file mode 100644
index 00000000..edf6a031
--- /dev/null
+++ b/.circleci/config.yml
@@ -0,0 +1,25 @@
+version: 2.1
+orbs:
+  codecov: codecov/codecov@3.0.0
+
+jobs:
+  build:
+    docker:
+      - image: cimg/python:3.9.6
+    steps:
+      - checkout
+      - run:
+          name: Install dependencies
+          command: pip install -r requirements.txt
+      - run:
+          name: Run tests and collect coverage
+          command: |
+            coverage run tests.py
+            coverage xml
+      - codecov/upload
+
+workflow:
+  version: 2.1
+  build-test:
+    jobs:
+      - build
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 00000000..433eac75
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,20 @@
+name: Workflow for Codecov example-python
+on: [push, pull_request]
+jobs:
+  run:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Set up Python 3.9
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.9
+      - name: Install dependencies
+        run: pip install -r requirements.txt
+      - name: Run tests and collect coverage
+        run: |
+          coverage run tests.py
+          coverage xml
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v2
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index a5342d85..00000000
--- a/.travis.yml
+++ /dev/null
@@ -1,20 +0,0 @@
-# Disable sudo to speed up the build
-sudo: false
-
-# Set the build language to Python
-language: python
-
-# Set the python version to 2.7
-python: 2.7
-
-# Install the codecov pip dependency
-install:
-  - pip install codecov
-
-# Run the unit test
-script:
-  - coverage run tests.py
-
-# Push the results back to codecov
-after_success:
-  - codecov
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
deleted file mode 100644
index c9ea4d44..00000000
--- a/azure-pipelines.yml
+++ /dev/null
@@ -1,34 +0,0 @@
-# Azure Pipelines configuration
-
-trigger:
-- master
-
-pool:
-  vmImage: 'ubuntu-latest'
-strategy:
-  matrix:
-    Python35:
-      python.version: '3.5'
-    Python36:
-      python.version: '3.6'
-    Python37:
-      python.version: '3.7'
-
-steps:
-- task: UsePythonVersion@0
-  inputs:
-    versionSpec: '$(python.version)'
-  displayName: 'Use Python $(python.version)'
-
-- script: |
-    python -m pip install --upgrade pip
-    pip install coverage
-  displayName: 'Install coverage'
-
-- script: |
-    coverage run tests.py
-  displayName: 'Run tests'
-
-- script: |
-    bash <(curl -s https://codecov.io/bash)
-  displayName: 'Upload to codecov.io'
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 00000000..4ebc8aea
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1 @@
+coverage