Founding Software Engineer — AI, B2B, Visa Sponsorship

True; San Francisco (CA); On-site; USD 200,000 - 250,000; Full time

Job summary

Unknown is building AI-powered software to help large organizations manage enterprise spending and supplier agreements. As a founding engineer, you will shape the product and technical direction while delivering practical solutions to complex data challenges.

You will ship full-stack features, work with Python, TypeScript, React, and AI systems, and collaborate with enterprise customers to understand their needs and drive the roadmap from the ground up.

Qualifications

• Two to eight years of full-stack software engineering experience.
• Backend or full-stack product engineering experience, including shipping products end to end.
• Experience with B2B products and modern software development; Python, TypeScript, React, and LLM or AI systems experience are relevant.
• Background working with enterprise customers or solving complex data problems is valuable.
• Interest in early-stage product development and helping shape a product from the ground up.

Responsibilities

• Build and ship full-stack product features from concept through deployment.
• Develop systems that compare negotiated supplier terms with purchasing and invoice data at scale.
• Make product and technical decisions that guide the engineering roadmap.
• Work directly with enterprise customers to understand their needs and deliver solutions.
• Contribute to AI and LLM systems that identify discrepancies and improve customer savings.

Skills

Full-stack engineering

Python

TypeScript

React

LLM/AI systems

Enterprise customers experience

Job description

Unknown is building AI-powered software to help large organizations manage enterprise spending and supplier agreements. As a founding engineer, you will shape the product and technical direction while delivering practical solutions to complex data challenges.

You will ship full-stack features, work with Python, TypeScript, React, and AI systems, and collaborate with enterprise customers to understand their needs and drive the roadmap from the ground up.