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Member of Technical Staff, Enterprise Evals Platform

San Francisco💼 Full-time🗓 2026-08-15 → 2026-09-26

Core

Build the evaluation platform, verifiers, and grading infrastructure for enterprise AI agents to ensure reliability and economic viability.

Role type

Senior IC platform engineer specializing in AI agent evaluation systems

Builds

Scalable evaluation platform, verifiers, offline environments, and task suites for agent measurement

Domain

AI/ML, Agent Systems, Enterprise Software

Deliverable

production ML models | infrastructure

Required skills

Agent engineering and evaluation, LLM benchmark construction, rubric design, software engineering fundamentals, loss analysis, optimization loops, rollout gate ownership

Preferred skills

Harbor environments, RL environments

Technologies

LLMs, agent runtimes, harnesses, terminal-bench, tau-bench, APEX

Responsibilities

Define golden sets by decomposing real tasks and encoding expert quality bars; Build verifiers over agent trajectories and outputs; Build the eval platform running offline environments and grading at scale; Run loss analysis over production trajectories; Run optimization loops across models and prompts; Own rollout gates for agent changes

Seniority

Senior, hands-on IC

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