Fullstack Engineer (AI)

Location: Fully in-person at the San Francisco office, United States

Base salary: $210K–$285K annually, plus equity.

Company

hirify.global is an AI lab developing trustworthy frontier models that combine LLM reasoning with the reliability of code.

What you will do

• Own customer-facing product features end-to-end, from design and prototyping through production.
• Build polished, reliable, enterprise-scale interfaces for the console and playground.
• Develop enterprise capabilities including billing and organization management.
• Partner with product, design, and customers to translate real-world needs into product improvements.
• Instrument, measure, and improve product quality, reliability, and performance.
• Contribute across the stack wherever engineering work creates the most leverage.

Requirements

• Approximately 2–7 years of experience as a strong full-stack engineer.
• Experience shipping customer-facing products with strong product intuition and attention to craft.
• Hands-on experience building with LLMs and understanding their capabilities and limitations.
• Ability to move quickly in ambiguous, fast-moving environments without sacrificing quality.
• End-to-end ownership and an understanding of how products are used in real-world settings.
• Ability to work fully in person from the San Francisco office.

Culture & Benefits

• Small, flat, close-knit team focused on real-world AI impact.
• Culture centered on excellence, craftsmanship, collaboration, kindness, and emotional honesty.
• 100% covered health insurance.
• Daily lunch and dinner.
• 401(k) plan.
• Visa sponsorship available.