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Andrea Griffiths
Senior Developer Advocate
Andrea is a Senior Developer Advocate at GitHub with over a decade of experience in developer tools. She combines technical depth with a mission to make advanced technologies more accessible. After transitioning from Army service and construction management to software development, she brings a unique perspective to bridging complex engineering concepts with practical implementation. She lives in Florida with her Welsh partner, two sons, and two dogs, where she continues to drive innovation and support open source through GitHub’s global initiatives. Find her online @acolombiadev.
Posts by this author
What’s new with GitHub Copilot coding agent
GitHub Copilot coding agent now includes a model picker, self-review, built-in security scanning, custom agents, and CLI handoff. Here’s what’s new and how to use it.
How AI is reshaping developer choice (and Octoverse data proves it)
AI is rewiring developer preferences through convenience loops. Octoverse 2025 reveals how AI compatibility is becoming the new standard for technology choice.
How to use GitHub Copilot Spaces to debug issues faster
Follow this step-by-step guide to learn how to debug your issues using GitHub Copilot Spaces and Copilot coding agent.
“The local-first rebellion”: How Home Assistant became the most important project in your house
Learn how one of GitHub’s fastest-growing open source projects is redefining smart homes without the cloud.
Level up design-to-code collaboration with GitHub’s open source Annotation Toolkit
Prevent accessibility issues before they reach production. The Annotation Toolkit brings clarity, compliance, and collaboration directly into your Figma workflow.
How to find, install, and manage MCP servers with the GitHub MCP Registry
Learn how to bring structure and security to your AI ecosystem with the GitHub MCP Registry, the single source of truth for managing and governing MCP servers.
How GitHub Copilot and AI agents are saving legacy systems
GitHub Copilot and AI agents are making legacy COBOL systems accessible to modern developers.
GitHub Copilot CLI: How to get started
Discover how to use GitHub Copilot directly in the terminal. From cloning a repository to opening a pull request, here’s how to streamline your workflow with Copilot CLI.
A step-by-step guide to modernizing Java projects with GitHub Copilot agent mode
Learn how to use GitHub Copilot agent mode to modernize legacy Java projects with guided upgrades, automated fixes, and cloud-ready migrations.
5 ways to integrate GitHub Copilot coding agent into your workflow
Already know the basics of GitHub Copilot coding agent? Here are five ways to offload chores, tackle tech debt, and keep your workflow moving fast.
How to use GitHub Copilot on github.com: A power user’s guide
Explore how to use GitHub Copilot on github.com to automate tasks, assign agents, prototype ideas, and streamline your entire workflow — all without an IDE.
Rediscovering joy in learning: Jason Lengstorf on the state of development
We sit down with Jason Lengstorf on the GitHub Podcast, where he shares his perspective on education, AI, open source, and more.
A practical guide on how to use the GitHub MCP server
Upgrade from a local MCP Docker image to GitHub’s hosted server and automate pull requests, continuous integration, and security triage in minutes — no tokens required.
Understand your software’s supply chain with GitHub’s dependency graph
The GitHub dependency graph maps every direct and transitive dependency in your project, so you can identify risks, prioritize fixes, and keep your code secure.
GitHub Copilot Spaces: Bring the right context to every suggestion
Learn how to build your first space in minutes and customize Copilot to match your team’s unique coding style and workflows.
The difference between coding agent and agent mode in GitHub Copilot
We’ll decode these two tools—and show you how to use them both to work more efficiently.