Founding Backend Engineer — AI-Driven Enterprise Systems

present of AI; San Francisco (CA); On-site; USD 180,000 - 250,000; Full time

Job summary

Hypercubic is seeking a senior backend engineer in San Francisco to turn vague problems into robust systems. You will work on AI-driven features end to end, setting early standards for testing and reliability, and shaping architecture with the CTO.

This is a founding backbone role with significant impact on product direction. Ideal candidates have deep engineering fundamentals and comfort with uncertainty, plus experience building complex agentic products or infrastructure in production.

Qualifications

• Founding backend role requiring ability to turn vague problems into working systems.
• Experience building AI-driven features end-to-end in production environments.
• Strong architecture and testing mindset, with reliability as a priority.

Responsibilities

• Build AI-driven features end to end for enterprise-scale systems.
• Set early standards for testing and reliability across the stack.
• Shape architecture in collaboration with the CTO.

Skills

Backend dev

Systems design

Prototype to prod

Testing standards

Agentic AI

Tools

COBOL

Job description

Hypercubic is seeking a senior backend engineer in San Francisco to turn vague problems into robust systems. You will work on AI-driven features end to end, setting early standards for testing and reliability, and shaping architecture with the CTO.

This is a founding backbone role with significant impact on product direction. Ideal candidates have deep engineering fundamentals and comfort with uncertainty, plus experience building complex agentic products or infrastructure in production.