You will own end-to-end agentic workflows, from prototype to production, building visual reasoning and multi-agent systems that solve real-world problems. Partnering with domain experts and institutional customers, you’ll translate complex real estate tasks into high-performance software, driving the next generation of automation for the built world’s most significant projects.
AI Engineer (Generalist) at BUILD, Inc.
Join BUILD, Inc., the seed-stage startup backed by Index Ventures and leaders from OpenAI and Blackstone, as an AI Engineer (Generalist). We are building the agentic AI stack for the $1T+ institutional real estate market, already scaling from 7-figure toward 8-figure revenue. You will own end-to-end agent workflows using Python and LangGraph to automate complex development tasks 90% faster than humans. If you want radical autonomy and the chance to solve unsolved problems at the intersection of AI and the physical world alongside an elite team with 11x.ai pedigree, this is your chance to do your life's work in San Francisco.
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Location
San Francisco, United States
Compensation
$180k-$250k + Equity
Company
BUILD, Inc.
Role overview
AI for the Built World1-50 employees
BUILD, Inc. is a seed-stage venture creating the agentic AI stack for institutional real estate, backed by Index Ventures and c-suite leaders from OpenAI and Blackstone. Already generating 7-figure revenue, the team is automating complex development and acquisitions workflows 90% faster than traditional human processes for trillion-dollar asset managers.
What you will do
- Design, build, and deploy production-grade AI agents using Python and LangGraph to handle complex, long-running real estate development workflows.
- Own and ship full-stack features end-to-end, managing everything from backend agent reasoning logic to polished, high-utility frontend user surfaces.
- Collaborate directly with institutional customers to translate multi-week manual processes into automated outcomes that scale across trillion-dollar asset portfolios.
Who this is a fit for
- Has 3-5 years of engineering experience, ideally within high-growth vertical AI companies or elite engineering cultures like Ramp, Scale AI, or Glean.
- Demonstrates a proven track record of shipping production-grade LLM or agentic systems that deliver measurable value to real-world end users.
- Possesses full-stack capabilities with a strong "startup DNA," excelling in fast-moving, ambiguous environments where they can drive projects from concept to completion.
Why this role is remarkable
- Work at the frontier of agentic AI with a team including leadership experience from 11x.ai’s rapid scale-up and backing from heavyweights like Index Ventures.
- Experience radical autonomy and high-stakes ownership in a seed-stage startup that has already achieved 7-figure revenue and is rapidly approaching 8-figures.
- Solve hard, unsolved problems where AI meets the physical world, directly impacting massive global infrastructure, energy, and industrial projects through autonomous workflows.
How Jack & Jill work together
I get to know what you’re great at, then find roles you’d never find yourself.Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.
I recruit from Jack’s network and make the intro when I spot a great match.And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.
Jack gets to know what you're great at and what you want next, then searches 15 million jobs daily and helps you discover roles at companies like this.
Meet Jack
What happens next?
Jack’s an AI agent for job searching and career coaching. He works for you.
Jill is the AI recruiter working for the company. She recruits from Jack’s network.
If your profile’s a match and BUILD, Inc. wants to meet, Jill will make the intro. In the meantime, Jack will send you excellent alternatives.