Architecture

Build vs. Buy Just Flipped. Most Teams Haven't Noticed Yet.

The Decision You’ve Been Making on Autopilot Every AWS practitioner has a version of this conversation at least once a quarter. Someone on the team suggests building something custom. Someone else points out there’s a managed service or SaaS product that does it already. The room does the mental maths: engineering time, ongoing maintenance, opportunity cost. Nine times out of ten, you buy.

From Network Plumbing to Application Intent: What AWS Networking Reveals About Infrastructure's New Role

• Stephen Jones
• Aws

Rob Kennedy, AWS Vice President of Network Services, opened his re:Invent 2025 keynote with a simple metaphor: atoms bond into molecules, molecules combine into structures, and those structures become complex organisms. The implication was clear, networking is no longer about connectivity. It’s about intent.

Beyond Vibe Coding: The Renaissance Developer Framework for Infrastructure Leaders

• Stephen Jones
• Aws

I watched Werner Vogels deliver what he’s calling his final AWS re:Invent keynote, and it struck me that he wasn’t talking about new services or feature announcements. Instead, he spent an hour articulating why the tools matter less than the person holding them. After 14 years of keynotes, Amazon’s CTO decided to hand the microphone to younger voices—but not before leaving infrastructure leaders and architects with something more valuable than a roadmap: a framework for how to think about engineering in the AI era.