About AfterQuery
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.
Why Apply
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 shape the engineering organization and lead major technical initiatives.
Strong Team: Our founding team has experience from Citadel Securities, Meta, Google, Silver Lake, and Morgan Stanley — work alongside world-class engineers and researchers.
Responsibilities
Work closely with engineers, operators, and internal users to deeply understand their workflows and pain points
Identify the highest-leverage product and infrastructure problems across the company
Turn ambiguous problems into clear product direction and technical requirements
Partner with Engineering to ship products and systems quickly
Balance immediate business needs with long-term scalability and maintainability
Own product areas end-to-end, from problem discovery through launch and iteration
Use data, user feedback, and business context to prioritize what we build
Help standardize and improve workflows as AfterQuery scales
Required Qualifications
Strong technical fluency; prior experience in software engineering, ML, or data is a strong plus
High ownership and ability to operate independently in ambiguous environments
Strong product judgment and ability to identify the underlying problem behind user requests
Excellent communication skills and ability to work across technical and operational teams
Bias toward action and comfort moving quickly with incomplete information
Strong user empathy and willingness to spend significant time understanding how people actually work
Ability to synthesize fragmented feedback into clear priorities and product direction
Company Benefits (For Eligible Employees):
Health Insurance: Medical, Vision, Dental
401(k) with Employer Match
Daily Meals: Daily UberEats Stipend
Monthly Wellness Stipend
We are an equal opportunity employer committed to providing a workplace free from discrimination and harassment. Employment decisions are made without regard to legally protected characteristics under applicable federal, state, or local law.
We comply with applicable pay transparency requirements and provide compensation ranges based on the position, qualifications, experience, and other relevant factors. Reasonable accommodations are available to qualified individuals with disabilities and for sincerely held religious beliefs, as required by law. This job description is intended to describe the general nature and level of work performed and is not an exhaustive list of all duties, responsibilities, qualifications, or working conditions associated with the position. We reserve the right to modify this job description as business needs change.