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Why Your AI Agent Remembers Everything But Understands Nothing
Engineering·· 15 min

Why Your AI Agent Remembers Everything But Understands Nothing

There is a common failure pattern in enterprise AI agents that goes largely unnoticed until it causes real problems.

S3 Is Not One Service Anymore. Here’s What Changed.
Amazon Web Services·· 58 min

S3 Is Not One Service Anymore. Here’s What Changed.

Twenty years ago AWS launched a service so simple they named it after the premise: just put a file in and get it back out. Today that service holds 500

Hoare Logic for Code and Cloud: What 1969 Computer Science Offers 2026 Engineering
Engineering·· 12 min

Hoare Logic for Code and Cloud: What 1969 Computer Science Offers 2026 Engineering

Consider a function that doubles a positive number:

Designing Multi-Model AI Systems on AWS: Routing, RAG, and Inference Optimization
Engineering·· 9 min

Designing Multi-Model AI Systems on AWS: Routing, RAG, and Inference Optimization

A team I worked with ran their entire product on Claude 3.5 Sonnet. Every request – from simple classification to complex document analysis – hit the same…

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.