CareerPlan

Software Engineer, Agent Builder

San Francisco, CAFull-time2026-10-22
On-site

Core

Building simulation platforms, no-code content management tools, and generative agent development systems to test and accelerate AI agents for customer-facing scenarios.

Role type

Senior IC full-stack software engineer (AI agent builder)

Builds

Simulation platforms, no-code agent testing tools, and self-improving AI agent systems

Domain

Artificial Intelligence / Large Language Models / Agent Development

Deliverable

production ML models

Required skills

Full-stack development, AI product building, Go, TypeScript, system architecture, non-deterministic system design

Preferred skills

Developer tooling, programming languages, databases, design sense, technical leadership

Technologies

Go, TypeScript, Cursor, Claude Code

Responsibilities

Craft simulation platforms to test AI agents against real-world scenarios; create intuitive no-code tools for guiding and testing AI agents; adapt software development methodologies for AI agents' non-deterministic behavior; accelerate agent creation using generative tools and self-play systems.

Seniority

Senior, hands-on IC