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Andrew Garde Joia

Andrew Garde Joia

AI Reliability Engineer

Former startup founder and Yale alum, now an AI reliability expert working on agent testing and evaluation.

6 posts

July 9, 2026Developer findings

The PR Hound: how we fixed PR review assignment with a daily agent

November 24, 2025Voice AI

Testing Voice Agents with LangWatch Scenario in Real Time

November 20, 2025Product Releases

Introducing: LangWatch newest Prompt Playground

October 15, 2025Agents

Need-based Context Engineering: Let tests tell you what your AI agent actually needs

September 26, 2025Agents

From Scenario to Finished: How to Test AI Agents with Domain-Driven TDD

June 20, 2025Agents

Multilingual AI Agent Testing: Using Scenario to Simulate, Break, and Improve LLMs