Early-Stage Startup Engineer

About the role

Join a pre-seed AI startup as Engineer #4 on the founding team, working directly with the CTO and fellow founding engineers. This is a high-ownership, fast-paced role where you'll ship features to production daily and own entire product areas from concept to deployment. The company is building fully agentic systems that automate complex workflows - technically challenging, high-impact work at the earliest stage.

Responsibilities

• Ship features to production on a daily cadence
• Own end-to-end product areas from initial concept through deployment
• Design, build, and consume REST APIs on the backend
• Build scalable frontend interfaces with React
• Integrate AI/ML capabilities using providers such as OpenAI or Claude
• Collaborate closely with the CTO and founding team to define technical direction
• Model and manage data using PostgreSQL and Supabase

Requirements

• Required:
• Proficiency in full-stack development with TypeScript/JavaScript and Python
• Backend experience with Node.js and REST API design/consumption
• Frontend experience with React for building scalable UIs
• Experience with PostgreSQL and Supabase for data modeling and storage
• Hands-on experience integrating AI/ML features via providers like OpenAI or Claude
• Ability to thrive in a founding-stage startup environment - owning features and shipping rapidly
• Strong communication and cross-functional collaboration skills
• Willingness to work on-site in San Francisco (hackerhouse environment) or commute as needed
• Location & Work Arrangement
• This role is based on-site in San Francisco, CA . The team works out of a shared hackerhouse/office environment. Visa sponsorship is available.

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