Mark McCann (@markmccann) 's Twitter Profile
Mark McCann

@markmccann

Married to @OtherGill, father of 2 awesome Girls, Cloud Architect, Wardley Mapper. focused on Engineering excellence, Well Architected, Serverless first.

ID: 19854886

linkhttp://www.linkedin.com/in/markedwardmccann calendar_today01-02-2009 12:11:22

9,9K Tweet

1,1K Followers

3,3K Following

Google Gemini App (@geminiapp) 's Twitter Profile Photo

By popular demand: Your custom Gems are now shareable Starting today, you can share the Gems you create with friends, family, and colleagues. Just open your Gem manager on the web and click “Share” next to any Gem you’ve created.

The Serverless Edge (@serverlessedge) 's Twitter Profile Photo

🌍 AWS Cloud Day Dublin was a brilliant opportunity for David Anderson to share how G-P is applying AWS Bedrock AgentCore in practice. Alongside Joon du Randt (G-P) and Omar Elkharbotly & Aris Tsakpinis from Amazon Web Services (AWS), the team unpacked patterns for building

🌍 AWS Cloud Day Dublin was a brilliant opportunity for <a href="/davidand393/">David Anderson</a>  to share how G-P is applying AWS Bedrock AgentCore in practice.
Alongside Joon du Randt (G-P) and Omar Elkharbotly &amp; Aris Tsakpinis from Amazon Web Services (AWS), the team unpacked patterns for building
NotebookLM (@notebooklm) 's Twitter Profile Photo

Have you seen the "Intro to NotebookLM" notebook? It's WAY more than a user manual. Just describe your project in the chat to get a personalized guide on how to best use NotebookLM to achieve your goals. Or just sit back and watch the video overviews (now in 5 languages!)

NotebookLM (@notebooklm) 's Twitter Profile Photo

This school year, we partnered with OpenStax to create 6 public notebooks covering a variety of subjects like biology, chemistry, and intro to business. Each Notebook comes equipped with the full studying toolkit: audio and video overviews, a mind map, flashcards, and quizzes.

Addy Osmani (@addyosmani) 's Twitter Profile Photo

Announcing Chrome DevTools MCP! 🚀 Connect your AI coding agent to Chrome's powerful automation & debugging capabilities with ease. Key features: ✅ Reliable automation: It can programmatically handle clicks, form fills, dialogs, and page navigation with ease. ✅ Performance

Robert Youssef (@rryssf_) 's Twitter Profile Photo

This is wild. I just read these top 25 vulnerabilities report of MCP and it's absolutely brutal. Every single "Critical" vulnerability is trivially exploitable. Prompt injection, command injection, missing auth - basic security failures that we solved in web development 15

This is wild.

I just read these top 25 vulnerabilities report of MCP and it's absolutely brutal.

Every single "Critical" vulnerability is trivially exploitable. Prompt injection, command injection, missing auth - basic security failures that we solved in web development 15
The Serverless Edge (@serverlessedge) 's Twitter Profile Photo

🚀 From Legacy to Serverless: Lessons from Liberty Mutual How does a 100+ year-old Fortune 100 insurer modernise its technology stack and culture to compete in the digital age? In this conversation, we revisit our time at Liberty Mutual where we: ✅ Broke down monoliths into

Google AI (@googleai) 's Twitter Profile Photo

Gemini Robotics 1.5 from Google DeepMind marks the official introduction of agentic capabilities to robots, allowing them to complete complex, multi-step tasks. But... what does that mean? 🧐 Before, robots were able to accomplish a single task, like picking up fruit or zipping

The Serverless Edge (@serverlessedge) 's Twitter Profile Photo

💡 “We were doing microservices before Sam Newman wrote the book… and modernisation before it was even a thing.” That’s how our teamapproached transformation — breaking down monoliths, experimenting with cloud, and eventually embracing serverless-first. It wasn’t just

💡 “We were doing microservices before Sam Newman wrote the book… and modernisation before it was even a thing.”

That’s how our teamapproached transformation — breaking down monoliths, experimenting with cloud, and eventually embracing serverless-first.

It wasn’t just
Gina Acosta (@ginacostag_) 's Twitter Profile Photo

BREAKING: OpenAI just released Prompt Packs for every job. 300+ ready-to-use prompts for: → IT → Sales → Product → Managers → Engineers → Marketing → Executives → Customer Success

BREAKING: OpenAI just released Prompt Packs for every job.

300+ ready-to-use prompts for:
→ IT
→ Sales
→ Product
→ Managers
→ Engineers
→ Marketing
→ Executives
→ Customer Success
Shane Lowry (@shanelowrygolf) 's Twitter Profile Photo

I’ve been lucky enough to achieve some amazing things in this game but last week tops them all. The Ryder cup means a lot to me and to have to opportunity to hole that putt to retain the cup on Sunday was a privilege. I love the lads on this team and love being a part of it.

I’ve been lucky enough to achieve some amazing things in this game but last week tops them all. The Ryder cup means a lot to me and to have to opportunity to hole that putt to retain the cup on Sunday was a privilege. 

I love the lads on this team and love being a part of it.
The Serverless Edge (@serverlessedge) 's Twitter Profile Photo

🎥 New Episode: AWS Community Summit Manchester & Dublin Cloud Day 2025 What happens when 500+ engineers, architects, and builders come together to share real-world experiences of serverless, AI, and cloud transformation? 👉 You get the kind of conversations that cut through the

Ethan Mollick (@emollick) 's Twitter Profile Photo

I have been warning about this for a couple years (the post below is from February 2023), but you really cannot trust any image or video you see online. It isn’t just Sora 2, it is a host of tools (many open source) that make cloning voice & images easy. oneusefulthing.org/p/a-quick-and-…

The Serverless Edge (@serverlessedge) 's Twitter Profile Photo

💡 “Why Serverless? is the wrong question… The waves keep coming. Modernisation never stops.” That message framed the conversations at the AWS Community Summit 2025 in Manchester and AWS Cloud Day Dublin. And here are our takeaways from those events: 🔹 “Good engineers should be

💡 “Why Serverless? is the wrong question… The waves keep coming. Modernisation never stops.”
That message framed the conversations at the AWS Community Summit 2025 in Manchester and AWS Cloud Day Dublin. And here are our takeaways from those events:
🔹 “Good engineers should be
Simon Willison (@simonw) 's Twitter Profile Photo

If you've been trying to figure out DSPy - the automatic prompt optimization system - this talk by Drew Breunig is the clearest explanation I've seen yet, with a very useful real-world case study youtube.com/watch?v=I9Ztkg… My notes here: simonwillison.net/2025/Oct/4/dre…

Simon Willison (@simonw) 's Twitter Profile Photo

I've become one of those people who run multiple coding agents at once - here are my notes on embracing the parallel coding agent lifestyle simonwillison.net/2025/Oct/5/par…

Simon Willison (@simonw) 's Twitter Profile Photo

Here's my longer argument in favor of "vibe engineering" as the other end of the scale from vibe coding: simonwillison.net/2025/Oct/7/vib…

The Serverless Edge (@serverlessedge) 's Twitter Profile Photo

💬 “Your book changed the course of my career…” We’re deeply grateful for this amazing feedback from Chris Leech, Cloud Platform Engineering Lead: “Your book changed the course of my career and helped me turn my frustrations as an engineer into actionable plans as a leader.

💬 “Your book changed the course of my career…”

We’re deeply grateful for this amazing feedback from Chris Leech, Cloud Platform Engineering Lead:

“Your book changed the course of my career and helped me turn my frustrations as an engineer into actionable plans as a leader.