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Founding Engineer
About the opportunity: We are partnering with an early-stage, well-funded startup building the interface for the next generation of enterprise decision-making, powered by behavioral simulations and LLMs. The company is working with its first enterprise customers and is hiring a Founding Engineer to turn its initial product into a scalable, production-ready platform. You will join a small founding team, work directly with experienced founders and researchers, and help shape the company's technical foundation.
The role:
  • You will own both the customer-facing product and the platform behind it, bringing the MVP into production and building the architecture needed to support additional enterprise customers.
  • This is a hands-on role spanning full-stack product development, data infrastructure, cloud deployment and AI model operations. You should be comfortable making technical decisions independently, working directly with customers and turning ambiguous requirements into a polished product.
  • What you'll own
  • Build and evolve the customer-facing application, from data model to user interface
  • Own the cloud platform, including infrastructure as code, deployments, CI/CD, observability and security
  • Design a scalable, multi-tenant architecture and efficient customer onboarding process
  • Transform complex customer data into reliable, model-ready datasets
  • Build and maintain the data pipelines and analytical systems supporting the product
  • Deploy, monitor and retrain machine learning models with the research team
  • Establish strong standards for architecture, testing, code review and production reliability
  • Work with founders, researchers and customers to prioritize features and bring feedback into the product
  • Use AI-assisted development tools while maintaining full accountability for code quality
What we're looking for:
  • 5-8+ years of software engineering experience
  • Experience shipping a data-heavy B2B or enterprise product from an early stage through productionStrong TypeScript, React, Next.js and PostgreSQL experience
  • Hands-on Python experience for data processing, ideally including pandas, SQL or DuckDBExperience building data pipelines and transforming messy customer data into dependable datasets
  • Experience with infrastructure as code and cloud platforms; Azure is preferred
  • Familiarity with CI/CD, observability, application security and production operations
  • Experience deploying or supporting AI and machine learning models in productionStrong product judgment and the ability to build an intuitive, polished interface
  • Confidence working directly with enterprise customers and communicating technical concepts clearly
  • You may be particularly well suited if you have
  • Worked as a Founding Engineer, early engineer, technical lead or senior product engineer at an early-stage startup
  • Built enterprise AI, analytics, workflow or decision-support products
  • Owned a product across frontend, backend, data and infrastructure
  • Turned customer-specific implementations into reusable platform capabilities
  • Operated effectively within a small team with significant autonomy

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New York, NY

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