Senior Software Development Engineer in Test (SDET) - Applications

Ellipsis Health is creating cutting-edge AI/ML products that solve healthcare staffing challenges and administrative burdens using conversational AI and our patented voice biomarker technology—helping deliver better healthcare for everyone. We are headquartered in Silicon Valley and are funded and supported by some of the most preeminent venture capital teams. We are seeking a Senior Software Development Engineer in Test (SDET) with strong experience in both functional testing and automation across modern applications. This role requires a hands-on engineer who can validate end-to-end system behavior and user workflows while building scalable automation to improve quality and release confidence. You will work closely with engineering, product, and AI/ML teams to ensure reliability, performance, and usability across our healthcare platform. Ellipsis Health is located in the San Francisco Bay Area, but we are open to remote candidates within the United States. Key

Responsibilities Perform both manual testing and automation across system workflows and application features Design, develop, and execute test plans and test cases for end-to-end system behavior Build and maintain automation frameworks to improve test coverage and efficiency Validate system interactions, workflows, and integrations to ensure reliability and consistency Perform exploratory testing to uncover edge cases and gaps in system behavior Identify, document, and track defects; collaborate closely with engineering teams for resolution Participate in Agile ceremonies, providing QA input during sprint planning and retrospectives Support release validation, regression testing, and post-deployment verification Integrate automated tests into CI/CD pipelines for continuous quality validation Define and track quality metrics and test coverage Contribute to improving overall testing strategy, frameworks, and quality processes Required

Qualifications 5+ years of experience in an SDET role with a strong mix of functional testing and automation Experience validating end-to-end system workflows and user journeys Hands-on experience building and maintaining test automation frameworks Experience with automation tools such as Playwright, Selenium, or similar Proficiency in JavaScript/TypeScript and/or Python for test automation and scripting Strong understanding of test design techniques, QA methodologies, and defect tracking Experience working with complex or distributed systems Experience working in Agile/Scrum environments Strong analytical and problem-solving skills with attention to detail Excellent communication and collaboration skills

Nice to Have Experience testing conversational voice AI agents or real-time communication systems Exposure to monitoring/logging tools such as Datadog, Splunk, or similar Basic understanding of authentication/authorization (RBAC, OAuth, etc.) Experience in healthcare or other regulated environments Familiarity with testing considerations for LLMs and GenAI systems Salary and

Benefits We offer a competitive salary of $140-$160k and

benefits, including a 401k that matches up to 4% of your salary, health, vision, and dental insurance, and very flexible paid time off. Background Checks As a health technology company, we reserve the right to run a background check on any applicant to which we extend an offer and to re-perform any such check at any time during the course of employment. Please know that there is no set policy on rejecting candidates due to certain background check results, and that we consider a candidate as a whole before making any decisions. We comply with all “ban the box” laws in applicable jurisdictions. Assistance If you have a disability or otherwise require any assistance whatsoever in the application or recruitment process, please feel free to submit a request to [email protected].

Why Join Us Work on technology that improves access, equity, and outcomes in healthcare. Collaborate with a mission-driven team that blends AI innovation with clinical integrity. Help shape the future of how patients interact with care through ethical, high-impact design.