Tyler Barnes
Founding Engineer at Mastra
Victoria, British Columbia, Canada
Summary
🤩
Rockstar
Top expert inFront-End Development and JavaScript Ecosystem
Tyler Barnes is a founding engineer and seasoned full-stack software leader with 10 years of experience, based in Victoria, British Columbia. He held senior engineering and tech lead roles at Netlify and Gatsby before co-founding Mastra, where he now helps build a TypeScript AI agent framework. An active open-source contributor, he’s improved high-profile projects like Gatsby and WP-GraphQL by fixing WordPress integration bugs, adding benchmarks and maintaining gatsby-plugin-sharp, and even rebuilding docs and mobile navigation using the Apollo docs theme. At Mastra he’s tackled subtle message-role loss bugs and refactored memory and storage layers, adding PostgreSQL and Upstash support — evidence of a shift from web performance into AI infra and observability. He’s known for pragmatic, developer-focused fixes that span documentation, examples and core platform code.
10 years of coding experience
11 years of employment as a software developer
Stackoverflow
66reputation
1kreached
1answer
0questions
Github Skills (31)
wp-graphql10
typescript310
javascript10
documentations10
main-memory10
storages10
web-application10
static-site-generator10
wordpress10
storage10
typescript10
typescript210
agents10
agent10
javascripts10
Programming languages (17)
Github contributions (5)
mastra-ai/mastra
Oct 2024 - Apr 2025
The TypeScript AI agent framework. ⚡ Assistants, RAG, observability. Supports any LLM: GPT-4, Claude, Gemini, Llama.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:194 reviews, 270 PRs, 516 pushes in 5 months
Contributions summary:Tyler primarily focused on fixing issues related to message role handling in the core agent framework. Their contributions involved identifying and correcting logic errors that caused the loss of message roles, ensuring accurate processing in both the `generate` and `stream` functions. Additionally, the user addressed temporary configuration issues, such as using require shims in development environments. Their work extended to refactoring and improving the overall memory and storage implementations, which included adding new storage flavors like PostgreSQL and Upstash.
agentsaichatbotsevalsjavascript
gatsbyjs/gatsby
Nov 2018 - Jan 2023
The best React-based framework with performance, scalability and security built in.
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:519 reviews, 702 commits, 325 PRs in 4 years 3 months
Contributions summary:Tyler primarily contributed to documentation and example improvements within the Gatsby framework, focusing on clarifying usage and addressing tutorial issues. They fixed bugs, especially concerning the WordPress integration, by updating configurations, linking to relevant documentation, and correcting example code. Their work also involved maintaining and improving existing code within the `gatsby-plugin-sharp` plugin, removing console logs, and error handling. They also added several new benchmark features.
gatsbyreactweb-appfastestcompiler
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