Factor Eleven is hiring a Senior QA Engineer (Node.js) to elevate the quality, reliability, and maintainability of our SaaS ecosystem. You will act as a quality guardian across multiple projects and domains by developing test strategies, guidelines, and implementations, and monitoring their effectiveness.
What You'll Do
- Ensure reliability of high-performance applications by writing testable, reusable, and efficient code.
- Optimize and expand existing test suites and CI/CD pipelines.
- Collaborate with product people on test strategy and automation for continuous acceptance criteria validation.
- Work closely with engineers to write efficient and maintainable e2e, integration, and unit tests.
- Perform code reviews with a focus on test coverage, quality, and efficiency.
- Identify dark spots and create/adjust test strategies to close them.
- Supervise SAST/DAST tooling and set up strict but reasonable rules to ensure quality alignment between projects.
- Continuously raise the quality bar with a great sense for code quality.
What We're Looking For
- 5+ years of professional experience in software automation.
- High proficiency in NodeJS with TypeScript.
- Expert knowledge in writing tests with Playwright, Cypress, Jest, or Vitest.
- Experience in creating test strategies (creating POCs).
- Experience working with AWS.
- Working knowledge of SAST/DAST tools such as SonarQube and continuous error tracking solutions, preferably DataDog or similar.
- Ability to write efficient, reliable tests with an eye towards impact and maintainability.
- Experience performing code reviews in a friendly, constructive but strict manner.
- Superb interpersonal, communication, and collaboration skills.
- Exceptional analytical and problem-solving aptitude.
Nice to Have
- React and NestJS expertise in a GraphQL microservice ecosystem.
- Experience with CI/CD processes, such as Gitlab, Docker, or Kubernetes.
- Experience working with AI tools such as Junie/Cursor or equivalent.
Technical Stack
- NodeJS, TypeScript, React, GraphQL, AWS, Playwright, Cypress, Jest, Vitest, SonarQube, DataDog, Gitlab, Docker, Kubernetes, NestJS
Team & Environment
Works closely with Engineering Leadership, Product Managers, and Engineers of all disciplines.
Benefits & Compensation
- Transparent, above-market salaries.
- 100% remote within Europe.
- Flexible work-hours and part-time models.
- Be part of a fast-growing, highly-skilled team.
- In person department and company events.
- Home office, co-working space and work-together allowance.
- Personal and professional development courses from Udemy.
- Case by case relocation and visa support.
Work Mode
This is a remote position specifically for candidates located in Portugal.
Factor Eleven is an equal opportunity employer.



