Product Engineer (AI)

Location: On-site in San Francisco, California, United States

Company

hirify.global is a seed-stage company building AI infrastructure for interactive 3D worlds, embodied AI, robotics simulation, gaming, and digital twins.

What you will do

• Own product surfaces end-to-end, from rough ideas through shipped and measured features.
• Build full-stack web products using React, Next.js, TypeScript, and Python.
• Scope ambiguous product goals into testable, instrumented features and measure their impact.
• Break down and sequence ambiguous work, driving features into production.
• Collaborate with research, engineering, and founders working on world models and embodied AI systems.
• Use AI-native engineering tools such as Claude Code and Codex to accelerate delivery.

Requirements

• Track record of shipping real products in ambiguous, fast-moving environments.
• Approximately 3+ years of experience building and shipping production web products, with emphasis on demonstrated results.
• Strong full-stack experience with React, Next.js, TypeScript, and solid backend engineering judgment.
• Ability to design database schemas and system architecture and evaluate technical tradeoffs.
• Strong technical communication and ability to turn ambiguity into clear plans.
• Sound product and UX judgment, with the ability to make product decisions independently.

Nice to have

• Experience building agent- or LLM-powered product features.
• Founding engineer or 0-to-1 startup experience.
• Experience with physics AI, simulation, or robotics stacks such as Isaac Sim or MuJoCo.
• Experience with Blender, 3D asset workflows, or world-building tools.

Culture & Benefits

• On-site, in-person collaboration in San Francisco.
• Work at the intersection of AI systems, human creativity, simulation, interaction, and research infrastructure.
• Seed-funded company backed by NVIDIA Ventures, Threshold Ventures, AIX Ventures, and notable angel investors.