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AI Safety Engineering: From Constitutional Classifiers to Circuit Tracing
Engineering·· 10 min

AI Safety Engineering: From Constitutional Classifiers to Circuit Tracing

Anthropic ran a public red teaming exercise against their Constitutional Classifiers system via HackerOne, offering up to $15,000 to anyone who could find a…

Agentic Frameworks in 2026: What Actually Works in Production
Engineering·· 9 min

Agentic Frameworks in 2026: What Actually Works in Production

Six months ago, picking an agent framework felt like choosing a JavaScript framework in 2016 – new options every week, each claiming to be the…

AWS Optimization in 2026: Graviton4, Lambda Managed Instances, and the New Cost Playbook
Engineering·· 7 min

AWS Optimization in 2026: Graviton4, Lambda Managed Instances, and the New Cost Playbook

A team I advise spent three months migrating their Java microservices to Graviton3. They finished in November 2025. Two weeks later, AWS announced Graviton4…

Building Phone Call Agents on AWS With Nova 2 Sonic
Engineering·· 8 min

Building Phone Call Agents on AWS With Nova 2 Sonic

If you want to build a production-grade voice agent, there are some things you will need: A way to connect phone networks. Speech-to-text processing.

Defense-in-Depth for Healthcare AI: Evaluating Architectural Approaches for Safety and Compliance
Engineering·· 14 min

Defense-in-Depth for Healthcare AI: Evaluating Architectural Approaches for Safety and Compliance

Your healthcare AI chatbot passed security review. It has Amazon Bedrock guardrails configured to block PII and sensitive medical topics. The web client

What AWS Thinks You Should Know About Building GenAI Systems
Engineering·· 15 min

What AWS Thinks You Should Know About Building GenAI Systems

AWS just released a new certification: Certified Generative AI Developer - Professional. If you work with GenAI on AWS or plan to, this exam outline doubles

Werner Vogels’ Last re:Invent Keynote and the Six Qualities That Define Developers in the AI Era
Engineering·· 10 min

Werner Vogels’ Last re:Invent Keynote and the Six Qualities That Define Developers in the AI Era

His answer: absolutely not, if you evolve.

AI, Quotes and Vibecoding: How To Compare Software Proposals In 2026
Engineering·· 18 min

AI, Quotes and Vibecoding: How To Compare Software Proposals In 2026

Contracts with SLAs, uptime guarantees, or legal liability.

Trying ChatGPT Atlas? Here’s How to Run It Even If You Don’t Own a Mac with Apple Silicon
Engineering·· 14 min

Trying ChatGPT Atlas? Here’s How to Run It Even If You Don’t Own a Mac with Apple Silicon

Setup:

How to Keep a Copy of Your CodeCrafters Project on GitHub (While Still Pushing to CodeCrafters)
Engineering·· 9 min

How to Keep a Copy of Your CodeCrafters Project on GitHub (While Still Pushing to CodeCrafters)

You’ll see something like:

GenAI Doesn’t Learn by Magic: What ‘Learning’ Means, How It Happens, and What It Costs
Engineering·· 18 min

GenAI Doesn’t Learn by Magic: What ‘Learning’ Means, How It Happens, and What It Costs

Your stakeholder asked a reasonable question: “Will the AI system learn from our users and improve over time?” You said yes, because that sounds right.…

AI and Automation Are Redefining Risk and Compliance: Is Latin America Ready?
Engineering·· 12 min

AI and Automation Are Redefining Risk and Compliance: Is Latin America Ready?

Consider a typical scenario: A compliance team processes 10,000 transactions in a month. They flag 847 for manual review. Analysts spend three weeks…