Founding Engineer — AI Systems & Platform (Staff/Principal)

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

Job summary

Eico is seeking a founding engineering leader to build the core software for our company-building agents in San Francisco or New York, SF preferred. You will own the product and platform layers, including workflows, agent backends, data collection, and internal tooling, enabling our AI systems to find demand, acquire customers, deliver work, and generate verifiable records.

This is a rare chance to shape a foundational system for early-stage incubation teams.

Qualifications

• Staff-level or principal-level engineering with end-to-end ownership.
• Strong Python and TypeScript capabilities.
• Experience building production systems.
• Familiarity with AI systems, data collection, and orchestration.

Responsibilities

• Own the product and platform layer for company-building agents: workflows, tools, state and observability.
• Develop agent backends and harnesses enabling demand discovery, delivery, and trace creation.
• Build data collection systems across agent workflows: actions, interactions, feedback, outcomes.
• Create internal tools for incubation teams, researchers, and operators to inspect and improve agents.
• Develop infrastructure for provenance, lineage, auditability, and quality checks.
• Uphold engineering standards for architecture, quality, speed, security, and taste.

Skills

Python

TypeScript

Go

Rust

SQL

AI/agent systems

Job description

Eico is seeking a founding engineering leader to build the core software for our company-building agents in San Francisco or New York, SF preferred. You will own the product and platform layers, including workflows, agent backends, data collection, and internal tooling, enabling our AI systems to find demand, acquire customers, deliver work, and generate verifiable records.

This is a rare chance to shape a foundational system for early-stage incubation teams.