Founding Full-Stack Engineer — AI Platform (SF) + Equity & Visa

Stealth Startup; San Francisco (CA); On-site; USD 180,000 - 240,000; Full time

Benefits offered by this job

Meaningful equity

Visa sponsorship

Relocation support

Early engineering hire

Job summary

Stealth Startup in San Francisco is seeking a Founding Full Stack Engineer to join our in-person team and help shape the product from the ground up. You’ll own core features and help set engineering culture as we scale.

You’ll build AI-powered solutions, collaborate with founders and customers, and ship high-impact software quickly. We offer meaningful equity, visa sponsorship, relocation support, and the chance to build something transformative.

Qualifications

• Strong full-stack experience with Next.js, TS, Python and Google Cloud.
• Experience building AI agents or LLM-powered apps.
• Customer-focused mindset with excellent communication skills.

Responsibilities

• Build and scale AI-powered products from the ground up.
• Develop production-ready AI agents, including context engineering, tool design, and evaluation frameworks.
• Design and implement full-stack features using modern web technologies.
• Collaborate directly with customers to understand workflows and deliver impactful solutions.
• Move quickly while maintaining a high bar for quality, reliability, and performance.
• Stay up to date with the latest AI tools and technologies to maximize engineering leverage.

Skills

Full-stack

Customer focus

Ownership

Communication

Tools

Next.js

TypeScript

Python

Google Cloud

Job description

Stealth Startup in San Francisco is seeking a Founding Full Stack Engineer to join our in-person team and help shape the product from the ground up. You’ll own core features and help set engineering culture as we scale.

You’ll build AI-powered solutions, collaborate with founders and customers, and ship high-impact software quickly. We offer meaningful equity, visa sponsorship, relocation support, and the chance to build something transformative.