Senior Full-Stack Engineer, Automation Testing

Clariti

full-time

Posted on: 10/17/2025

Location Type: Remote

Location: Remote • 🇨🇦 Canada

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💰 CA$110,000 - CA$140,000 per year

Senior

CypressJavaScriptJestPythonSeleniumTypeScript

About the role

Design, develop, and maintain end-to-end test automation using Playwright or Cypress (JavaScript/TypeScript).
Develop unit and integration test suites for our front-end applications using frameworks like Jest or Vitest.
Build scalable, reliable, and maintainable test suites for integration workflows.
Collaborate cross-functionally with developers, product managers, and other engineers to define test strategies and acceptance criteria.
Refactor and restructure existing application code to improve modularity, testability, and long-term maintainability.
Integrate and automate testing within GitHub Actions CI/CD pipelines for continuous, reliable feedback.
Conduct integration testing, working across systems, APIs, and data flows to validate end-to-end functionality.
Debug issues, triage test failures, and continuously improve automation reliability.
Set up test environments and ensure consistency across scratch orgs or sandbox environments.

3–5 years of hands-on experience focused on automation, test architecture, or scalable full-stack systems.
Deep experience in JavaScript/TypeScript as a full-stack developer or QA engineer.
Practical hands-on experience with:
Front-end unit/integration testing using frameworks like Jest, Vitest, Cypress, etc., with an emphasis on modularity and fast feedback.
Python backends and test frameworks such as pytest, unittest, or pytest-mock.
End-to-end automation using Playwright, Cypress, or Selenium to validate complex user flows.
API testing and mocking with Postman, RestAssured, or similar tools to isolate dependencies and ensure reliable runs.
Load and performance testing with k6, Locust, or similar tools to test SLOs (e.g., p95/p99 latency, concurrency).
Proficiency with CI/CD pipelines to automate and scale testing across environments.
Experience with Git, test case management, and issue tracking (e.g., Jira).
Strong analytical and debugging skills with the ability to pinpoint and reproduce complex defects.
A track record of thriving in fast-paced, high-ownership environments, balancing excellence with startup agility.
Experience working in Agile/Scrum teams and integrating testing seamlessly into development cycles.

Benefits

Tip: use these terms in your resume and cover letter to boost ATS matches.

JavaScriptTypeScriptPlaywrightCypressJestVitestPythonpytestAPI testingLoad testing

analytical skillsdebugging skillscollaborationproblem-solvingadaptabilityownershipcommunicationagilityteamworkattention to detail