About the Role:
We are seeking a Lead SDET (Software Development Engineer in Test) to join the Lumistry team and drive a culture of engineering excellence and quality across our organization. In this role, you will own our quality engineering strategy, design scalable automation frameworks, and partner closely with engineering, product, and DevOps/SRE teams to ensure the reliability, performance, and scalability of our platform. With strong proficiency in JavaScript/TypeScript, you will lead the development of modern test infrastructure and embed quality practices throughout the software development lifecycle with the goal of increasing customer trust and elevating our speed of delivery.
Description of Job Duties:
Own and evolve the organization’s quality engineering strategy, standards, and best practices
Design and implement scalable automation frameworks using JavaScript/TypeScript
Develop and maintain automated UI, API, E2E, and integration test suites
Partner with engineering and product teams to promote testable design and shift-left testing
Participate in architectural and design reviews to improve system testability and resilience
Lead efforts to improve test coverage, reliability, and execution performance
Investigate automation failures, triage defects, and drive root cause analysis
Design and manage test environments, data, and supporting infrastructure
Evaluate and adopt new testing tools, frameworks, and methodologies
Mentor and develop team members and establish quality engineering best practices
Contribute to CI/CD pipelines and release-readiness processes
Required Education, Knowledge and Special Skills:
Bachelor’s or Master’s degree in a related field or equivalent experience
7+ years of experience in test automation and quality engineering
5+ years of professional experience with JavaScript/TypeScript
Strong experience with modern automation tools (Cypress, Playwright, Appium, Bruno, or similar)
Experience working in Agile environments with CI/CD pipelines
Strong analytical, troubleshooting, and communication skills
Ability to operate independently and lead cross-functional initiatives
Experience building test infrastructure in cloud-native environments
Preferred Knowledge and Experience:
Experience with load and stress testing tools (Artillery or similar)
Experience testing AI/ML or LLM-powered systems with non-deterministic behavior
Familiarity with AI testing/validation tools and techniques
Prior experience leading or scaling quality engineering programs
Diversity & Inclusion at Lumistry
Lumistry is an equal opportunity employer dedicated to an inclusive workplace. We prohibit discrimination and harassment based on race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, pregnancy, or any other characteristic protected by law.
This commitment applies to all aspects of employment, from recruiting and hiring to compensation and promotion. Our decisions are based solely on qualifications, merit, and current business needs.
Accessibility
We provide reasonable accommodations for qualified individuals with disabilities during the application and interview process. If you require assistance, please don't hesitate to reach out.