AI-Driven Full-Stack Product Engineer

Harper; San Francisco (CA); On-site; USD 140,000 - 280,000; Full time

Benefits offered by this job

Uber commuter benefits

Breakfast, lunch, dinner provided

Snacks, drinks and coffee daily

Free gym membership

Health, dental, and vision insurance

Job summary

Harper in San Francisco is seeking a full‑stack engineer with applied AI fluency to ship end‑to‑end AI-powered features. You’ll work across frontend, backend, agents, and evals, owning the outcome from prototype to production.

You’ll embed with operators across sales, service, underwriting, and build systems that improve with each interaction. The role emphasizes delivering real revenue impact, not just code, with an emphasis on shipping fast and measuring results.

Qualifications

• Production systems shipping experience.
• Proficiency in Python, TypeScript, or similar.
• Experience building AI-powered features—LLM apps, agent pipelines, or workflow automation.
• Ability to work across frontend, backend, and AI layers.
• Based in San Francisco or willing to relocate.

Responsibilities

• Ship AI-powered features end‑to‑end across the stack.
• Embed with operators—sales, service, underwriting.
• Build systems that learn and improve with every interaction.
• Stay on the frontier by testing new models and capabilities.
• Move fast using AI tooling to compress development cycles.
• Own the metric and demonstrate impact to the business.
• Prove impact with clear results and metrics.

Skills

Production systems

Python

TypeScript

AI features

Full-stack

Cross-stack

Tools

Cursor AI tooling

Claude Code

Windsurf

Job description

Harper in San Francisco is seeking a full‑stack engineer with applied AI fluency to ship end‑to‑end AI-powered features. You’ll work across frontend, backend, agents, and evals, owning the outcome from prototype to production.

You’ll embed with operators across sales, service, underwriting, and build systems that improve with each interaction. The role emphasizes delivering real revenue impact, not just code, with an emphasis on shipping fast and measuring results.