Staff Software Engineer - Automation and Platform Infrastructure

Company Description

Guardant Health is a leading precision oncology company focused on helping conquer cancer globally through use of its proprietary tests, vast data sets and advanced analytics. The Guardant Health oncology platform leverages capabilities to drive commercial adoption, improve patient clinical outcomes and lower healthcare costs across all stages of the cancer care continuum. Guardant Health has commercially launched Guardant360®, Guardant360 CDx, Guardant360 TissueNext™, Guardant360 Response™, and GuardantOMNI® tests for advanced stage cancer patients, and Guardant Reveal™ for early-stage cancer patients. The Guardant Health screening portfolio, including the Shield™ test, aims to address the needs of individuals eligible for cancer screening.

Guardant Health has been recognized as one of the Best Places to Work in IT for 2025 by Computerworld!

Job Description

About the Role:

We are seeking an experienced and innovative Staff Software Engineer - Automation and Platform Infrastructure to lead the design, development, and implementation of robust automated testing frameworks for our software products. This role requires a strategic thinker with hands-on experience in building scalable test automation architectures and a deep understanding of software quality assurance practices. As a key contributor to our development team, you will be responsible for creating and extending test frameworks, establish best practices, and collaborate with cross-functional teams to deliver high-quality software solutions.

Essential Duties and Responsibilities:

• Architect and Implement Automation Frameworks: Design and develop scalable, maintainable, and effective test automation frameworks from scratch or enhance existing ones to support comprehensive testing strategies.
• Automation Strategy Development: Define, implement, and continuously improve the automation testing strategy aligned with project and company goals, ensuring efficiency and scalability.
• Technology Leadership: Research, evaluate, and implement cutting-edge tools and technologies in test automation, CI/CD integration, and quality assurance.
• Collaborate Across Teams: Work closely with development, QA, DevOps, and product management teams to integrate automated testing into the software development lifecycle and ensure quality checkpoints throughout.
• Mentorship and Training: Mentor and train QA engineers and software developers on test automation best practices, tool usage, and framework architecture.
• Code Reviews and Quality Checks: Conduct code reviews of automated test scripts to ensure adherence to best practices, reusability, and maintainability.
• Monitoring and Reporting: Establish automated reporting tools and dashboards for tracking testing progress and metrics to provide insights on code quality and release readiness.
• Continuous Improvement: Champion a culture of quality and continuous improvement, identifying areas for process optimization and workflow enhancements.

Qualifications

• Education: Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
• Experience: 7+ years of experience in software quality assurance, with at least 3 years focused on test automation and framework development.

Technical Skills:

• Strong programming skills in one or more languages such as Java, Python, C#, or JavaScript.
• Expertise in test automation tools and frameworks (e.g., Selenium, Appium, Cypress, TestNG, JUnit).
• Familiarity with CI/CD tools like Jenkins, GitLab CI, or Azure DevOps.
• Experience with cloud-based test automation solutions (e.g., AWS Device Farm, Sauce Labs, BrowserStack) is a plus.
• Strong knowledge of software testing methodologies, including unit, functional, integration, and performance testing.
• Analytical Skills: Strong problem-solving skills with a deep understanding of software architecture and design principles.
• Communication Skills: Excellent verbal and written communication skills, with the ability to collaborate effectively with technical and non-technical stakeholders.
• Leadership and Mentorship: Proven ability to lead, mentor, and guide QA teams and developers in test automation practices and tools.

Preferred Qualifications:

• Certifications: ISTQB Certification or similar is a plus.
• Agile Experience: Experience working in Agile/Scrum environments.
• Industry Experience: Experience in biotech or similar.

Additional Information

Hybrid Work Model