diff --git a/.github/workflows/test-pipeline.yml b/.github/workflows/test-pipeline.yml
new file mode 100644
index 0000000..0fba645
--- /dev/null
+++ b/.github/workflows/test-pipeline.yml
@@ -0,0 +1,52 @@
+name: Test pipeline
+on:
+  workflow_dispatch:
+  pull_request:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python: ['3.8', '3.9']
+    name: Testing quilla with python ${{ matrix.python }}
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup python
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python }}
+
+      - name: Install firefox
+        run: sudo apt install firefox
+
+      - name: Get geckodriver
+        run: ./scripts/get_geckodriver.sh
+
+      - name: Install wheel
+        run: pip install wheel
+
+      - name: Install all dependencies
+        run: pip install -e .[all]
+
+      - name: Run linter
+        run: flake8
+
+      - name: Run static type checker
+        run: mypy
+
+      - name: Set filename for xml output
+        run: echo "JUNIT_XML_OUT=quilla-pytest-junit-RUN${{ env.GITHUB_RUN_NUMBER }}-$(date +'%Y-%m-%d').xml" >> $GITHUB_ENV
+
+      - name: Run tests
+        run: pytest --junit-xml="${{ env.JUNIT_XML_OUT }}"
+
+      - name: Upload JUnit XML artifact
+        if: ${{ always() }}
+        uses: actions/upload-artifact@v2
+        with:
+          name: junit_xml
+          path: ${{ env.JUNIT_XML_OUT }}
diff --git a/scripts/get_geckodriver.sh b/scripts/get_geckodriver.sh
new file mode 100755
index 0000000..b71a4ad
--- /dev/null
+++ b/scripts/get_geckodriver.sh
@@ -0,0 +1,16 @@
+#!/bin/bash
+
+DRIVER_RELEASE_API="https://api.github.com/repos/mozilla/geckodriver/releases"
+JSON_FILE="release_data.json"
+PLATFORM="linux64"
+
+curl $DRIVER_RELEASE_API > $JSON_FILE
+
+ASSET_URL=$(python3 scripts/process_release.py "$JSON_FILE" "$PLATFORM")
+
+echo "$ASSET_URL"
+wget $ASSET_URL
+rm $JSON_FILE
+
+find . -name "*.tar.gz" -exec tar -xzf {} \;
+rm -rf *.tar.gz
diff --git a/scripts/process_release.py b/scripts/process_release.py
new file mode 100644
index 0000000..728110e
--- /dev/null
+++ b/scripts/process_release.py
@@ -0,0 +1,29 @@
+import json
+import sys
+import re
+
+release_json = sys.argv[1]
+platform = sys.argv[2]
+
+asset_regex = re.compile(f"{platform}.tar.gz$")
+
+with open(release_json) as f:
+    release_data = json.load(f)
+release = None
+
+for data in release_data:
+    # Get latest actual release
+    if not data['draft'] and not data['prerelease']:
+        release = data
+        break
+
+if release is None:
+    print("")
+    sys.exit(1)
+
+for asset in release['assets']:
+    if asset_regex.search(asset['name']):
+        print(asset['browser_download_url'])
+        sys.exit(0)
+
+sys.exit(1)
diff --git a/setup.cfg b/setup.cfg
index 78e9438..fbcd485 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -6,6 +6,7 @@ max-complexity = 10
 
 [mypy]
 files = src/**/*.py
+ignore_missing_imports = True
 
 [tool:pytest]
 markers =
@@ -20,5 +21,5 @@ markers =
     quilla: Marks tests written to be executed with Quilla
     integration: Marks an integration test.
 testpaths = tests
-addopts = --cov=src --cov-report term-missing -p no:quilla
+addopts = --cov=src --cov-report term-missing -p no:quilla -n auto
 python_classes = *Tests
diff --git a/setup.py b/setup.py
index aa36d43..1801098 100644
--- a/setup.py
+++ b/setup.py
@@ -1,5 +1,4 @@
 from setuptools import setup, find_packages
-from itertools import chain
 
 
 with open('VERSION') as f:
@@ -28,7 +27,8 @@ extra_dependencies = {
         'pytest'
     ],
     'dev': [
-        'pre-commit'
+        'pre-commit',
+        'types-setuptools',  # Adds typing stubs
     ],
     'release': [
         'wheel',
@@ -37,10 +37,13 @@ extra_dependencies = {
     ]
 }
 
-extra_dependencies['all'] = list(
-    chain(dependencies for _, dependencies in extra_dependencies.items())
-)
+all_dependencies = []
 
+for _, dependencies in extra_dependencies.items():
+    all_dependencies.extend(dependencies)
+
+all_dependencies = list(set(all_dependencies))  # Convert to set to remove overlaps
+extra_dependencies['all'] = all_dependencies
 
 setup(
     name='quilla',
diff --git a/src/pytest_quilla/__init__.py b/src/pytest_quilla/__init__.py
index 9a8e1b6..a89097d 100644
--- a/src/pytest_quilla/__init__.py
+++ b/src/pytest_quilla/__init__.py
@@ -5,7 +5,6 @@ from _pytest.config.argparsing import Parser
 from pytest_quilla.pytest_classes import collect_file
 
 
-
 def pytest_addoption(parser: Parser):
     '''
     Adds quilla INI option for enabling
@@ -36,5 +35,6 @@ def pytest_load_initial_conftests(early_config: Config, parser: Parser):
         help="Options to be passed through to the quilla runtime for the scenario tests"
     )
 
+
 def pytest_collect_file(parent: pytest.Session, path):
     return collect_file(parent, path, parent.config.getini('quilla-prefix'))
diff --git a/src/pytest_quilla/pytest_classes.py b/src/pytest_quilla/pytest_classes.py
index 157b4d2..d5db163 100644
--- a/src/pytest_quilla/pytest_classes.py
+++ b/src/pytest_quilla/pytest_classes.py
@@ -1,5 +1,4 @@
 import json
-from pathlib import Path
 
 import pytest
 from py._path.local import LocalPath
@@ -55,7 +54,10 @@ class QuillaItem(pytest.Item):
         Runs the quilla test by creating an isolated context and executing the test
         data retrieved from the JSON file.
         '''
-        ctx = setup_context([*self.config.getoption('--quilla-opts'), ''], str(self.config.rootpath))
+        ctx = setup_context(
+            [*self.config.getoption('--quilla-opts'), ''],
+            str(self.config.rootpath)
+        )
         results = UIValidation.from_dict(ctx, self.test_data).validate_all()
         self.results = results
         try:
diff --git a/src/quilla/__init__.py b/src/quilla/__init__.py
index bc8e5a1..3f28c04 100644
--- a/src/quilla/__init__.py
+++ b/src/quilla/__init__.py
@@ -5,7 +5,9 @@ the runtime context for the application, then executing the rest of the applicat
 import argparse
 import sys
 import json
-from typing import List
+from typing import (
+    List,
+)
 
 from quilla.ui_validation import UIValidation
 from quilla.ctx import (
@@ -65,7 +67,10 @@ def make_parser() -> argparse.ArgumentParser:  # pragma: no cover
         '--no-sandbox',
         dest='no_sandbox',
         action='store_true',
-        help='Adds \'--no-sandbox\' to the Chrome and Edge browsers. Useful for running in docker containers'
+        help='''
+        Adds \'--no-sandbox\' to the Chrome and Edge browsers.
+        Useful for running in docker containers'
+        '''
     )
     parser.add_argument(
         '-d',
@@ -131,32 +136,33 @@ def setup_context(args: List[str], plugin_root: str = '.') -> Context:
     parser = make_parser()
     pm.hook.quilla_addopts(parser=parser)  # type: ignore
 
-    args = parser.parse_args(args)
+    parsed_args = parser.parse_args(args)
 
     # Set to empty list since argparse defaults to None
-    if not args.definitions:
-        args.definitions = []
+    if not parsed_args.definitions:
+        parsed_args.definitions = []
 
-    if not args.is_file:
-        json_data = args.json
+    if not parsed_args.is_file:
+        json_data = parsed_args.json
     else:
-        with open(args.json) as f:
+        with open(parsed_args.json) as f:
             json_data = f.read()
     ctx = get_default_context(
         pm,
-        args.debug,
-        args.drivers_path,
-        args.pretty,
+        parsed_args.debug,
+        parsed_args.drivers_path,
+        parsed_args.pretty,
         json_data,
-        args.is_file,
-        args.no_sandbox,
-        args.definitions,
+        parsed_args.is_file,
+        parsed_args.no_sandbox,
+        parsed_args.definitions,
     )
 
     pm.hook.quilla_configure(ctx=ctx, args=args)
 
     return ctx
 
+
 def run():
     '''
     Creates the parser object, parses the command-line arguments, and runs them, finishing with the
diff --git a/src/quilla/common/utils.py b/src/quilla/common/utils.py
index adeb18c..379cd8a 100644
--- a/src/quilla/common/utils.py
+++ b/src/quilla/common/utils.py
@@ -56,8 +56,10 @@ class EnumResolver:
     Utility class to define shared behaviour for classes that need to
     resolve string values into appropriate enums
     '''
+
+    # ctx type omitted due to circular import
     @classmethod
-    def _name_to_enum(cls, name: str, enum: Type[T], ctx = None) -> T:  # ctx type omitted due to circular import
+    def _name_to_enum(cls, name: str, enum: Type[T], ctx=None) -> T:
         '''
         Converts a string value into the appropriate enum type.
         Useful for inner representations of the data so we're not just working with strings
diff --git a/src/quilla/ctx.py b/src/quilla/ctx.py
index 63d9003..2dbf88b 100644
--- a/src/quilla/ctx.py
+++ b/src/quilla/ctx.py
@@ -4,6 +4,8 @@ from functools import lru_cache
 from typing import (
     Optional,
     List,
+    Dict,
+    cast
 )
 from pathlib import Path
 import json
@@ -74,7 +76,7 @@ class Context(DriverHolder):
         path = Path(drivers_path)
 
         self.drivers_path = str(path.resolve())
-        self._context_data = {'Validation': {}, 'Outputs': {}, 'Definitions': {}}
+        self._context_data: Dict[str, dict] = {'Validation': {}, 'Outputs': {}, 'Definitions': {}}
         self._load_definition_files(definitions)
 
     @property
@@ -167,10 +169,15 @@ class Context(DriverHolder):
                 data = self._context_data[root]
                 data = self._walk_data_tree(data, path, object_expression)
 
-                repl_value = data
+                repl_value = cast(str, data)
             elif self.pm is not None:
                 # Pass it to the defined hooks
-                hook_results = self.pm.hook.quilla_context_obj(ctx=self, root=root, path=tuple(path))  # type: ignore
+                hook_results = self.pm.hook.quilla_context_obj(
+                    ctx=self,
+                    root=root,
+                    path=tuple(path)
+                )  # type: ignore
+
                 # Hook results will always be either size 1 or 0
                 if len(hook_results) == 0:
                     repl_value = ''
@@ -242,7 +249,7 @@ class Context(DriverHolder):
         for definition_file in definition_files:
             with open(definition_file) as fp:
                 data_dict = json.load(fp)
-            self._load_definitions(data_dict)
+            self.load_definitions(data_dict)
 
     def load_definitions(self, definitions_dict: dict):
         '''
@@ -271,7 +278,7 @@ def get_default_context(
         no_sandbox: bool = False,
         definitions: List[str] = [],
         recreate_context: bool = False,
-    ) -> Context:
+) -> Context:
     '''
     Gets the default context, creating a new one if necessary.
 
diff --git a/src/quilla/hookspecs.py b/src/quilla/hookspecs.py
index 9f0bf06..e266ec1 100644
--- a/src/quilla/hookspecs.py
+++ b/src/quilla/hookspecs.py
@@ -22,7 +22,7 @@ from quilla.ui_validation import UIValidation
 
 hookspec = pluggy.HookspecMarker('quilla')
 
-StepFactorySelector =  Dict[UITestActions, Type[BaseStepFactory]]
+StepFactorySelector = Dict[UITestActions, Type[BaseStepFactory]]
 T = TypeVar('T', bound=Enum)
 
 
@@ -112,6 +112,7 @@ def quilla_step_factory_selector(selector: StepFactorySelector):
         selector: The factory selector dictionary.
     '''
 
+
 @hookspec(firstresult=True)
 def quilla_resolve_enum_from_name(name: str, enum: Type[T]) -> Optional[T]:
     '''
diff --git a/src/quilla/plugins.py b/src/quilla/plugins.py
index 6aaf0a9..bff8bc5 100644
--- a/src/quilla/plugins.py
+++ b/src/quilla/plugins.py
@@ -16,27 +16,27 @@ class _DummyHooks:
     '''
 
     @_hookimpl
-    def quilla_addopts():
+    def quilla_addopts():  # type: ignore
         pass
 
     @_hookimpl
-    def quilla_context_obj():
+    def quilla_context_obj():  # type: ignore
         pass
 
     @_hookimpl
-    def quilla_configure():
+    def quilla_configure():  # type: ignore
         pass
 
     @_hookimpl
-    def quilla_prevalidate():
+    def quilla_prevalidate():  # type: ignore
         pass
 
     @_hookimpl
-    def quilla_postvalidate():
+    def quilla_postvalidate():  # type: ignore
         pass
 
     @_hookimpl
-    def quilla_step_factory_selector():
+    def quilla_step_factory_selector():  # type: ignore
         pass
 
 
@@ -87,7 +87,7 @@ def _load_entrypoint_plugins(pm: pluggy.PluginManager):
         try:
             entry_point.require()
             _load_hooks_from_module(pm, entry_point.load())
-        except pkg_resources.DistributionNotFound as e:
+        except pkg_resources.DistributionNotFound:
             # Skips package if it cannot load it
             pass
 
diff --git a/src/quilla/reports/validation_report.py b/src/quilla/reports/validation_report.py
index 10f5908..6845055 100644
--- a/src/quilla/reports/validation_report.py
+++ b/src/quilla/reports/validation_report.py
@@ -58,7 +58,7 @@ class ValidationReport(BaseReport):
         if 'msg' in params:
             msg = params['msg']
         return ValidationReport(
-            type_=params['type'],
+            validation_type=params['type'],
             target=params['target'],
             state=params['state'],
             browser_name=params['targetBrowser'],
diff --git a/src/quilla/steps/base_steps.py b/src/quilla/steps/base_steps.py
index a88564a..a2dcb93 100644
--- a/src/quilla/steps/base_steps.py
+++ b/src/quilla/steps/base_steps.py
@@ -134,7 +134,7 @@ class BaseStep(DriverHolder, EnumResolver):
 
 class BaseStepFactory:
     @abstractclassmethod
-    def from_dict(ctx: Context, step: Dict, driver: Optional[WebDriver] = None) -> BaseStep:
+    def from_dict(cls, ctx: Context, step: Dict, driver: Optional[WebDriver] = None) -> BaseStep:
         '''
         Given a context, step dictionary, and optionally a driver, return an appropriate subclass
         of BaseStep
@@ -149,7 +149,6 @@ class BaseStepFactory:
         '''
 
 
-
 class BaseValidation(BaseStep):
     '''
     Base validation class with shared functionality for all validations
@@ -171,10 +170,16 @@ class BaseValidation(BaseStep):
         target: str,
         state: ValidationStates,
         selector: Dict[ValidationStates, Callable[[], ValidationReport]],
-        parameters: Dict,
+        parameters: Optional[Dict],
         driver: Optional[WebDriver] = None,
     ) -> None:
-        super().__init__(ctx, UITestActions.VALIDATE, target=target, parameters=parameters, driver=driver)
+        super().__init__(
+            ctx,
+            UITestActions.VALIDATE,
+            target=target,
+            parameters=parameters,
+            driver=driver
+        )
         self._type = type_
         self._state = state
         self._driver = driver
@@ -187,7 +192,7 @@ class BaseValidation(BaseStep):
             self.ctx,  # type: ignore
             self._target,  # type: ignore
             self._state,  # type: ignore
-            self._parameters,
+            self._parameters,  # type: ignore
             self._driver  # type: ignore
         )
 
diff --git a/src/quilla/steps/outputs.py b/src/quilla/steps/outputs.py
index b236125..287d355 100644
--- a/src/quilla/steps/outputs.py
+++ b/src/quilla/steps/outputs.py
@@ -27,9 +27,9 @@ class OutputValueStep(BaseStep, BaseStepFactory):
     def from_dict(
         cls,
         ctx: Context,
-        action_dict,
+        action_dict: Dict,
         driver: Optional[WebDriver] = None
-    ) -> "OutputValueStep":
+    ) -> "BaseStep":
         '''
         Factory method to extract needed parameters from a dictionary
         '''
@@ -44,7 +44,6 @@ class OutputValueStep(BaseStep, BaseStepFactory):
 
         return OutputValueStep(ctx, **params, driver=driver)
 
-
     def __init__(
         self,
         ctx: Context,
@@ -62,7 +61,6 @@ class OutputValueStep(BaseStep, BaseStepFactory):
             OutputSources.XPATH_PROPERTY: self._output_xpath_property,
         }
 
-
     def perform(self):
         value_producer = self.selector[self.parameters['source']]
 
diff --git a/src/quilla/steps/steps_aggregator.py b/src/quilla/steps/steps_aggregator.py
index 9dbb3f5..9b205d1 100644
--- a/src/quilla/steps/steps_aggregator.py
+++ b/src/quilla/steps/steps_aggregator.py
@@ -47,12 +47,13 @@ class StepsAggregator(DriverHolder):
             UITestActions.OUTPUT_VALUE: OutputValueStep,
         }
 
-        ctx.pm.hook.quilla_step_factory_selector(selector=step_factory_selector)  # Allow plugins to add selectors
+        # Allow plugins to add selectors
+        ctx.pm.hook.quilla_step_factory_selector(selector=step_factory_selector)
 
         for step in steps:
             step_factory = step_factory_selector.get(step['action'], TestStep)
 
-            self._steps.append(step_factory.from_dict(ctx, step, driver=driver))
+            self._steps.append(step_factory.from_dict(ctx, step, driver=driver))  # type: ignore
 
     @property
     def driver(self) -> WebDriver:
diff --git a/src/quilla/steps/validations.py b/src/quilla/steps/validations.py
index 469fb1e..421b1b7 100644
--- a/src/quilla/steps/validations.py
+++ b/src/quilla/steps/validations.py
@@ -91,7 +91,6 @@ class XPathValidation(BaseValidation):
 
         return re.search(pattern, element_text) is not None
 
-
     def _element_exists(self) -> bool:
         return len(self._find_all()) > 0
 
@@ -210,7 +209,6 @@ class XPathValidation(BaseValidation):
         )
 
 
-
 class URLValidation(BaseValidation):
     '''
     Class defining the behaviour for performing URL validations
diff --git a/tests/conftest.py b/tests/conftest.py
index 9b9e865..637ae94 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -1,9 +1,7 @@
 from unittest.mock import Mock
-from typing import List
 
 import pytest
 from _pytest.config import PytestPluginManager
-from _pytest.nodes import Item
 from _pytest.config import Config
 from selenium.webdriver.remote.webdriver import WebDriver
 
@@ -28,10 +26,11 @@ def ctx(driver: WebDriver, plugin_manager):
 @pytest.fixture()
 def plugin_manager(pytestconfig: Config):
 
-    pm = get_plugin_manager(pytestconfig.rootpath)
+    pm = get_plugin_manager(str(pytestconfig.rootpath))
 
     return pm
 
+
 @pytest.fixture()
 def driver():
     mock_driver = Mock(spec=WebDriver)