FORMER CTO · ENTERPRISE AI
Niv Raz
From technology strategy to what actually works.
I'm a former CTO with more than 25 years in technology, including CTO roles at a large financial institution and VMware Israel. Today, as a Senior Solutions Architect at AWS, I work with enterprise customers on generative AI and Amazon Bedrock, connecting technical decisions to business priorities.
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Featured
Three-tier Model Routing on Amazon Bedrock with LiteLLM
Updated:Send each request to the cheapest Amazon Bedrock model that can answer it, using LiteLLM Auto Router. Lab results: 114 of 120 prompts routed correctly.
Recent Posts
When Agents Succeed and Systems Fail
An agent can close a case while the customer is still blocked. A practical architecture for agentic investigations with durable state, governed tools, trusted context, and independently verified outcomes.
Permission Is Not Approval: How to Authorize AI Agent Actions
An AI agent can have valid permissions and still make the wrong decision. An architecture for independent checks and action-bound authorization.
The Next Supply Chain Attack May Target the Intelligence, Not the Software
We know how to verify the software we deploy. How do we verify the intelligence we are beginning to trust?
What Did the Assembly Generation Think of Mine?
My 13-year-old asked what the Assembly generation thought of mine. His question changed what I think developers still need to know.