AfterQuery captures how experts reason and turns real-world professional work into high-quality training data for frontier foundation models. Backed by Y Combinator.
About the role
You'll work directly with the world's leading AI organizations to build next-generation data solutions, managing expert teams across domains like finance, software engineering, and law to produce high-quality outputs at scale. You'll shape dataset specifications that directly influence how frontier models are evaluated and improved, owning critical projects end-to-end from scoping through delivery in a fast-moving, high-stakes environment.
What they're looking for
- 3+ years of experience in healthcare, medical research, health technology, a top-tier biopharma company, or another highly selective healthcare / medicine environment (having an MD is a plus)
- Background in medicine, clinical practice, biomedical research, healthcare operations, or another relevant discipline
- Strong understanding of healthcare data, systems, clinical workflows, medical research, or the healthcare industry
- High agency, drive, and a strong work ethic, thrive in ambiguity and execute with minimal direction
- Passion for healthcare, AI, and entrepreneurship, with an interest in using emerging technology to improve how medical knowledge is developed, evaluated, and applied
- Competitive nature and a demonstrated record of exceptional achievement
More about this role
AfterQuery is an applied research lab curating data solutions for foundation model development. We serve every frontier AI lab with the mission of delivering the best data to power the best models. In doing so, we can make expertise that once took a lifetime to build available to anyone who needs it.
Our customers are the ones building the foundation models themselves and our work sits directly in the loop of how those systems improve. This is a rare opportunity to join a company at a defining moment in AI. Forbes reported that we could be YC's fastest unicorn, reportedly raising at a $3.2 billion valuation. We're based in San Francisco and backed by leading investors including Altos Ventures, BoxGroup, and Y Combinator and angels from Google DeepMind, OpenAI, Anthropic, Meta Superintelligence Labs, and Microsoft AI.
Massive Opportunity: Forbes reported that we could be YC's fastest unicorn, reportedly raising at a $3.2 billion valuation, and we're not slowing down.
Founding Impact: You will own and architect core infrastructure systems that power our platform from the ground up.
Equity & Growth: Competitive salary and meaningful equity. As we scale, you’ll have the opportunity to...
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