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Software Engineer, Agents (Foundation Agents)

San Francisco, CA💼 Full-time🗓 2026-09-16 → 2026-09-25

Core

Building and maintaining agent knowledge, evaluation infrastructure, and backend systems for long-horizon AI agents that perform real-world work in cybersecurity, privacy, and financial audits.

Role type

Senior IC backend engineer specializing in AI agents and evaluation infrastructure

Builds

Long-horizon agents, agent knowledge/evaluation infrastructure, backend execution and monitoring systems

Domain

AI/ML, Agent Systems, Cybersecurity, Financial Audits

Deliverable

production ML models | product features

Required skills

AI product development, agent knowledge management, evaluation (evals) and error analysis, backend engineering, system reliability

Preferred skills

platform engineering, frontend development, distributed systems

Technologies

LLMs, agent frameworks, backend stacks

Responsibilities

Build and maintain agent knowledge and evaluation infrastructure; Build next-generation agents for complex customer use cases; Perform error analysis on agent behavior to drive quality improvements; Build backend systems for agent execution, evaluation, and monitoring; Partner with senior engineers on reliability and quality roadmap

Seniority

Senior, hands-on IC

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