CareerPlan

Founding Engineer, Environments + Data

San FranciscoFull-time$150k–$300k2026-10-19
On-site

Core

Design synthetic company environments, build robust graders and evaluation systems, and develop benchmarks to measure AI agent performance against realistic work tasks.

Role type

Founding Engineer (AI Agent Evaluation & Environments)

Builds

Synthetic evaluation environments, benchmarks, and grading systems for AI agents

Domain

Artificial Intelligence / Agent Evaluation / Software Simulation

Deliverable

production ML models

Required skills

AI agent evaluation, synthetic environment design, grader development, benchmark creation, reward hacking detection, software system simulation

Preferred skills

Frontier AI lab experience, early-stage startup experience, competitive problem-solving in math/programming/debate/games

Technologies

AI agent frameworks, simulation tools, evaluation pipelines

Responsibilities

Design synthetic company environments with realistic data, build robust graders and evaluation systems, develop production-ready benchmarks, identify and fix evaluation failures like reward hacking, simulate software tools for agent interactions