QA Software Tester

Collate•San Francisco, CA

93d

About The Position

Collate is an AI document generation platform for life sciences. We automate paperwork with AI, helping our customers get life-saving innovations to patients years faster. Collate is an end-to-end solution, powering every step of drug, diagnostic, and medical device developmentâfrom concept to market. Our CEO Surbhi Sarna is a former General Partner at Y Combinator. Surbhi founded nVision Medical, which developed a new method to detect ovarian cancer and was acquired by Boston Scientific. Our CTO Nate Smith is a former Visiting Partner at Y Combinator and founder of Lever. Our AI researchers, engineers, and designers have worked at Google, Nvidia, Meta, Netflix, Amazon, AirBnB, Hippocratic AI, and Grail, and 40% of our team are former founders. Weâre a small, elite team, with over $30M in seed funding from top investors (Redpoint, First Round Capital, Conviction, and Y Combinator) and leaders in healthcare and AI. This is a rare chance to join at the ground floor of a company with world-changing potential, experienced founders, and resources to execute at scale. Weâre looking for an experienced QA Tester whoâs passionate about ensuring product quality in fast-moving environments where AI meets science. Youâll work closely with our engineering, product, and science teams to design and execute test plans for new features, data pipelines, and AI-driven workflows. This role requires hands-on testing expertise and a strong understanding of how to validate systems that rely on large language models (LLMs) and life science data.

Requirements

5+ years of experience in software QA (manual testing required; automation a plus)
Experience testing AI- or ML-driven systems (familiarity with model evaluation, hallucination, or prompt consistency)
Background or exposure to life sciences, biotech, or healthcare applications
Strong understanding of software QA methodologies, tools, and processes
Experience working in startup or fast-paced product environments
Excellent analytical, communication, and documentation skills

Nice To Haves

Design and run automated tests using frameworks like Cypress, Playwright, or similar

Responsibilities

Develop and execute manual test plans, test cases, and regression suites across Collateâs web and AI-based workflows
Collaborate with engineers and product managers to identify bugs early and ensure high-quality product releases
Test AI-driven outputs â evaluating model accuracy, edge cases, and failure points
Validate integrations between data systems, APIs, and AI components
Maintain documentation of testing results and participate in QA process improvements
Partner with the science team to understand and validate workflows related to experimental data and life sciences
Cross collaborate with Product, UX, Operations, Software teams

Benefits

Impact: Build systems and experiences that touch real patients and providers, improving healthcare outcomes.
Ownership: Shape both our product experience and our engineering culture from the start.
Learning: Collaborate with a uniquely interdisciplinary teamâAI researchers, healthcare leaders, and experienced startup builders.
Upside: Join a company early enough to have meaningful equity and career-defining impact.

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