SDET Engineer – Playwright & API Automation

Contract Software Development Engineer in Test (SDET) – Playwright & API Automation

Location: Remote (LATAM)

Employment Type: Contract

Experience: 5+ Years

About the Role

We are seeking an experienced Contract Software Development Engineer in Test (SDET) to join our Quality Engineering team for a high-impact automation initiative. This is a hands-on role focused on expanding UI and API automation coverage across modern web applications and distributed services.

The ideal candidate will have strong expertise in Playwright, Python-based API automation, CI/CD integration, and modern test automation practices. You should be comfortable contributing immediately within an established automation framework while leveraging AI-assisted development tools to accelerate delivery without compromising quality.

Key Responsibilities

UI Automation

• Develop, maintain, and enhance end-to-end UI automation using Playwright and TypeScript.
• Build maintainable automation following Page Object Model (POM) and reusable framework patterns.
• Ensure automation supports parallel execution, browser context management, and reliable CI execution.
• Maintain stable, scalable, and reusable automation for assigned business workflows.

API Automation

• Develop and maintain API automation using Python and pytest.
• Automate REST, GraphQL, and SOAP API validation.
• Create reusable fixtures, client abstractions, and parameterized test suites.
• Maintain Postman and Newman collections for API smoke testing and contract validation.

CI/CD & Automation

• Integrate automated test suites into Jenkins CI/CD pipelines.
• Configure and maintain smoke, sanity, functional, and regression test execution.
• Monitor automation quality and continuously improve execution reliability.
• Ensure all automation aligns with established framework standards and coding conventions.

Mocking & Service Virtualization

• Design and maintain WireMock stubs for API and microservice simulation.
• Support contract testing through reusable mock services.
• Maintain mock services in alignment with evolving application APIs.

AI-Assisted Development

• Utilize AI-assisted development tools such as GitHub Copilot, Cursor, Claude Code, or equivalent to improve automation productivity.
• Use AI tools for test generation, fixture creation, code reviews, and coverage analysis.
• Review, validate, and maintain ownership of all AI-generated code prior to deployment.
• Identify automation coverage gaps and recommend improvements using AI-assisted workflows.

Collaboration

• Participate in Agile ceremonies including sprint planning, stand-ups, reviews, and retrospectives.
• Collaborate with developers, QA engineers, and product teams to ensure comprehensive automation coverage.
• Perform peer code reviews and contribute to continuous improvement of automation standards.
• Document automation solutions and maintain knowledge-sharing resources.

Required Qualifications

• 5+ years of experience in Software Test Automation as an SDET or Automation Engineer.
• Strong experience developing end-to-end UI automation using Playwright and TypeScript.
• Extensive experience with Python and pytest for API automation.
• Hands-on experience testing REST APIs, including request validation, response verification, schema validation, and chained requests.
• Experience testing GraphQL APIs, including queries, mutations, variables, and schema validation.
• Working knowledge of SOAP API testing.
• Experience inte…