Founding AI Engineer

Join an early-stage AI company developing multimodal agents that review building plans for code compliance and safety. You will focus on improving agent accuracy and help shape tools that support housing and construction projects.

• Improve the accuracy of multimodal agents through model post-training experimentation and evaluation.
• Build and extend AI agents for reviewing plans across commercial and multifamily housing.
• Contribute to data engineering internal tools coding-agent workflows and the web application as needed.
• Speak with users regularly and use their feedback to guide product development.

• Three to eight years of software engineering experience including hands-on AI engineering and experimentation.
• A bachelors degree in computer science or a related technical field with strong technical fundamentals.
• Experience with Python multimodal large language models computer vision AI agents and evaluation frameworks.
• Daily experience using AI coding tools such as Claude Code or Cursor.
• Background in a high-caliber engineering team and interest in taking ownership in an early-stage startup environment.
• Genuine interest in housing urbanism or expanding housing supply.

Base salary: $165000 to $210000 annually. Visa sponsorship is not available.

On-site in San Francisco California.