Yujohn Nattrass

Yujohn Nattrass

Software Engineer

Yujohn Nattrass is a software engineer at Mastra based in New York. He's a co-creator of Able and holds AWS and Kafka certifications. Previously at Netlify, he was known for quickly picking up complex architectures and consistently performing above his title.

3 blog posts

Posts by Yujohn Nattrass

Introducing Scorers in Mastra

We're excited to announce the release of scorers in Mastra, a new way to evaluate and rank the quality of your agent's responses.

Aug 6, 2025
Yujohn Nattrass

The Voice Connection: Mastra's Speech-to-Speech Capabilities

We've expanded Mastra Voice with real-time speech-to-speech capabilities for Agents.

Mar 26, 2025
Yujohn Nattrass

Giving Agents a Voice

Mastra Voice lets developers add speech-to-text and text-to-speech capabilities to AI agents using a straightforward API

Feb 27, 2025
Yujohn Nattrass