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Founding AI Engineer at Flint (San Francisco, CA)
Flint· San Francisco, CA·
Role details
Work type
Onsite
Employment
Full-Time
Job description
Role scope
- Designing and implementing production-grade agentic systems that power web experiences and marketing workflows, leveraging advanced prompt engineering and multi-agent architectures to do so
- Architecting and optimizing RAG (Retrieval-Augmented Generation) systems with context engineering
- Strengthening our engineering processes through robust evals, observability, and testing
- Developing and maintaining the core application across frontend, backend, and infrastructure
- Shaping our technical vision and leading architectural discussions. You'll make foundational decisions that influence both Flint's technical architecture and engineering culture.
- Creating and testing prototypes to gather rapid feedback from users
Basic qualifications
- You are a product-first engineer
- You have built and deployed AI products that real users depend on
- You have extensive hands-on experience with prompt engineering, context optimization, and model fine-tuning
- You have strong full-stack engineering skills with experience integrating AI into web applications
- You regularly use AI IDEs like Cursor or Windsurf to code
- You take ownership of problems from start to finish and are eager to learn whatever you need to succeed
- You’re comfortable in a fast-paced environment with evolving requirements
- You have enthusiasm for building MVPs and iterating based on user feedback
Preferred qualifications
- You have experience using AI for design system automation and component generation.
- You have a lived understanding of using a website builder (e.g. Webflow or Framer) and/or CMS (e.g. Sanity, Contentful, Strapi).
- Former founder or early-stage founding employee experience.
Why work at Flint
- Culture: Values-driven environment emphasizing ownership, transparency, humility, and fun. Employees are trusted to “design, build, lead, and own” without hiding behind titles.
- Employee Satisfaction: High ratings across work-life balance (4.8/5), compensation (4.5/5), culture (4.6/5), and career development (4.5/5).
- Growth Trajectory: Rapid headcount growth (+49% YoY) and expanding office locations offer career advancement opportunities.
- Work Policy: Roles are primarily office/field-based in California (Roseville, Irvine, San Jose, Carlsbad). No explicit remote policy publicly stated.
- Notable Perks: Recognized as a Best Place to Work; emphasis on teamwork and continuous learning; access to cutting-edge construction technology.