SDET QA Automation Engineer — API, Web & CI/CD

Quantum Technologies. LLC; San Jose (CA); On-site; USD 110,000 - 180,000; Full time

Job summary

Quantum Technologies. LLC is seeking a skilled SDET/Automation Engineer to design, develop, and maintain automated test frameworks for web, mobile, API, and backend apps.

You will implement API automation, integrate tests into CI/CD pipelines, and mentor a QA team, driving overall software quality and testability. The role requires strong automation experience, SQL testing, and a solid grasp of SDLC/Agile processes.

Qualifications

• Experience as SDET, Automation Engineer, or Software Test Engineer.
• Hands-on experience with Selenium, Playwright, Cypress, or similar tools.
• Experience with API testing and automation.
• Strong understanding of REST APIs, HTTP protocols, JSON, and XML.
• Experience with SQL and database testing.
• Knowledge of CI/CD tools and DevOps practices.
• Experience with Git and source-control systems.
• Strong understanding of SDLC, STLC, Agile, and Scrum methodologies.
• Excellent troubleshooting, analytical, and problem-solving skills.

Responsibilities

• Design, develop, and maintain automated test frameworks and test scripts.
• Create automated tests for web, mobile, API, and backend applications.
• Perform functional, regression, integration, system, and end-to-end testing.
• Develop and execute API automation tests using REST Assured, Postman, or similar tooling.
• Integrate automated tests into CI/CD pipelines using Jenkins, GitHub Actions, GitLab, or Azure DevOps.
• Analyze test failures, identify defects, and work with developers to resolve issues.
• Participate in requirements analysis and provide input on testability and quality considerations.
• Develop test strategies, test plans, test cases, and automation frameworks.
• Perform database validation and backend testing using SQL.
• Conduct performance, reliability, and scalability testing where required.
• Maintain test data, test environments, and automation documentation.
• Participate in Agile ceremonies including sprint planning, stand-ups, reviews, and retrospectives.
• Mentor QA engineers and contribute to automation and testing best practices.
• Identify opportunities to improve test coverage, automation efficiency, and overall software quality.

Skills

SDET/Automation Engineer

Automation testing

API testing

REST API testing

SQL/database testing

CI/CD/DevOps

Git & version control

Agile/Scrum

Troubleshooting

Tools

Selenium

Playwright

Cypress

REST Assured

Postman

Job description

Quantum Technologies. LLC is seeking a skilled SDET/Automation Engineer to design, develop, and maintain automated test frameworks for web, mobile, API, and backend apps.

You will implement API automation, integrate tests into CI/CD pipelines, and mentor a QA team, driving overall software quality and testability. The role requires strong automation experience, SQL testing, and a solid grasp of SDLC/Agile processes.