Cookies & analytics consent
We serve candidates globally, so we only activate Google Tag Manager and other analytics after you opt in. This keeps us aligned with GDPR/UK DPA, ePrivacy, LGPD, and similar rules. Essential features still run without analytics cookies.
Read how we use data in our Privacy Policy and Terms of Service.
🤖 15+ AI Agents working for you. Find jobs, score and update resumes, cover letter, interview questions, missing keywords, and lots more.

Mandolin • San Francisco, California, United States
Role & seniority
Stack/tools
Front-end, back-end, and integrations testing
Test automation: Cypress, Playwright, Selenium, Jest (or similar)
API testing and web app testing
CI/CD familiarity (nice-to-have)
Top 3 responsibilities
Execute comprehensive manual and automated testing across frontend, backend, and integrations; participate in regression testing and release validation
Contribute to, maintain, and expand automated test frameworks and test suites; document test cases and quality procedures
Identify edge cases through exploratory testing; collaborate with Engineering and Product to define testing needs and support quality metrics
Must-have skills
3+ years in QA or software engineering with strong testing focus
Hands-on test automation experience (Cypress, Playwright, Selenium, Jest, etc.)
API and web application testing
Detail-oriented with analytical problem-solving; strong cross-functional communication; self-motivated in a fast-paced startup
Nice-to-haves
Experience with CI/CD and automated deployment testing
Familiarity with regulated industries (healthcare, fintech)
Scripting knowledge (Python, JavaScript)
Experience testing distributed/microservices architectures
Background testing AI-powered products or complex integrations
Location & work type
Location: Not specified
Work type: Not specified
About Mandolin Nearly every disease will become treatable in our lifetimes. Mandolin is laying the clinical and financial infrastructure to get groundbreaking treatments to patients faster, powered by AI agents. Mandolin partners closely with the largest healthcare institutions in the US, covering more than $10B drug spend across the country. We're backed by Greylock, SV Angel, Maverick, SignalFire, and the founders of Vercel, Decagon, and Yahoo. Why we need you We're looking for a talented QA Engineer to help scale our quality assurance efforts as we grow. You'll work closely with our QA lead and engineering teams to ensure our product meets the highest standards of reliability and security for our healthcare customers. You'll contribute to our testing strategy, help maintain and expand our automation frameworks, and execute thorough testing across our platform. What you'll do Execute comprehensive manual and automated testing across front-end, back-end, and integrations. Contribute to and maintain automated test frameworks and test suites. Perform exploratory testing to identify edge cases and potential issues before release. Work closely with Engineering and Product teams to understand requirements and identify testing needs. Participate in regression testing, release validation, and bug triage processes. Help document test cases, workflows, and quality procedures. Support the team's quality metrics tracking and reporting efforts. Must-have experience 3+ years of QA or Software Engineering experience with a strong testing focus. Hands-on experience with test automation tools (e.g., Cypress, Playwright, Selenium, Jest, or similar). Experience testing APIs and web applications. Strong attention to detail and analytical problem-solving skills. Excellent communication skills and ability to collaborate with cross-functional teams. Self-motivated with the ability to work effectively in a fast-paced startup environment. Nice-to-haves Experience with CI/CD pipelines and testing in automated deployment workflows. Familiarity with testing in regulated industries (healthcare, fintech, etc.). Knowledge of scripting languages (Python, JavaScript, or similar). Experience testing distributed systems or microservices architectures. Background in testing AI-powered products or complex integrations.