Hard

Design an Evaluation Platform for AI Agents System Design Interview

Design datasets, trace grading, simulation, regression detection, and release gates for non-deterministic tool-using agents.

1. Problem Statement

Design an evaluation platform that decides whether a new model, prompt, tool, or orchestration change is safe to release for a coding and research agent.

2. Architecture Discussion Map

Use this as one discussion aid, not a single correct answer. Your design should follow from the requirements, scale, and trade-offs you establish.

Rendering architecture diagram...
Mermaid Source (For AI Bots)
graph LR
    A["Design an Evaluation Platform for AI Agents"]
    A --> F1["Eval taxonomy, datasets, and task environments"]
    A --> F2["Trace collection and structured graders"]
    A --> F3["Non-determinism, statistical power, and infrastructure noise"]
    A --> F4["Safety/adversarial cases and human calibration"]
    A --> F5["CI release gates, observability, and feedback loops"]

3. Key Focus Areas

  • 1
    Eval taxonomy, datasets, and task environments
  • 2
    Trace collection and structured graders
  • 3
    Non-determinism, statistical power, and infrastructure noise
  • 4
    Safety/adversarial cases and human calibration
  • 5
    CI release gates, observability, and feedback loops

4. What Strong Candidates Should Demonstrate

  • Evaluate complete workflows rather than only final text.
  • Control non-determinism, infrastructure noise, and grader bias.
  • Turn production failures into repeatable datasets and release criteria.

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Core Concepts

Agent EvalsTrace GradingDatasetsSimulationRelease Gates

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