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. We are YC's fastest unicorn, valued at $3.2 billion. 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: We are YC's fastest unicorn valued at $3.2 billion 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.

Overview

As Head of Growth, you will own one of the company's most important strategic assets: the supply side of our marketplace. The systems you build will directly determine our ability to serve customers, launch new products, enter new domains, and maintain our quality advantage.

This role sits at the intersection of growth, product, engineering, recruiting, and operations. Early on, you'll develop the playbooks yourself. Over time, you'll partner closely with engineering to transform those playbooks into software, automation, and scalable systems, all towards the end of creating a repeatable engine that can identify, recruit, and retain exceptional talent globally.

Responsibilities

• Build the Expert Network

  • Design and execute the strategy for sourcing expert independent contractors across professional domains

  • Develop scalable acquisition channels for highly qualified talent

  • Build systems for identifying and targeting professionals in specific industries, geographies, and specialties

  • Create repeatable playbooks for recruiting niche expert populations on demand

  • Optimize funnel performance from sourcing through activation

  • Measure expert satisfaction and lead the team in ensuring experts are unblocked and satisfied with their experience

• Build Growth Infrastructure

  • Partner closely with Engineering to build internal growth tools and automation systems

  • Design scalable workflows for sourcing, outreach, qualification, onboarding, and engagement

  • Develop experimentation frameworks and growth loops

  • Create data systems that improve acquisition efficiency over time

  • Reduce manual operational effort through automation and productization

• Marketplace Operations

  • Forecast supply needs based on customer and project demand

  • Ensure the right experts are available at the right time and quality level

  • Develop segmentation, matching, and workforce planning systems

  • Monitor marketplace health metrics and capacity constraints

• Build and Lead a Team

  • Recruit and manage a high-performing team of growth associates

  • Coach managers and individual contributors

  • Build a culture of urgency, ownership, and continuous improvement

• Cross-Functional Leadership

  • Partner with Product and Engineering to prioritize systems that improve scalability

  • Work with Operations to improve contributor quality and retention

  • Collaborate with Leadership on company growth strategy and expansion into new expert categories

Required Qualifications

• 6+ years of experience in growth, recruiting, talent marketplace, operations, or related functions; direct experience building talent marketplaces, labor marketplaces, or expert networks is preferred

• Experience partnering deeply with engineering and product teams; high technical aptitude understanding

• Experience building and scaling systems rather than simply executing processes

• Strong analytical and operational capabilities

• Demonstrated ability to hire and lead high-performing teams

• Exceptional execution velocity and willingness to operate hands-on

• Strong ownership mentality and bias toward action

Company Benefits (For Eligible Employees):

• Health Insurance: Medical, Vision, Dental

• 401(k) with Employer Match

• Daily Meals: Daily UberEats Stipend

• Monthly Wellness Stipend

• Commute Covered

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.