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Steef-Jan Wiggers

Azure integration architect writing Cloud Perspectives (sjwiggers.com). Currently deep in Cosmos DB for agentic AI schema, vector search, multi-agent state. 25+ years in cloud and integration.

Location Arnhem, The Netherlands Joined Joined on  Personal website https://sjwiggers.com/ github website

Education

Bachelor Degree BioSciences

Pronouns

He\Him

Work

Domain Architect at cVGZ

What a 401 Means to an MCP Client

What a 401 Means to an MCP Client

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Comments
7 min read

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Tool Descriptions Are the Contract

Tool Descriptions Are the Contract

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Comments 3
5 min read
What the Agent Pays for Discovery

What the Agent Pays for Discovery

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4 min read
Same Kitchen, Two Doors, One Maître d'

Same Kitchen, Two Doors, One Maître d'

Comments 3
5 min read
MCP vs API Is the Wrong Question

MCP vs API Is the Wrong Question

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6 min read
Azure Functions Hosted Skills: I Built a Scam-Checking Agent, Then Removed the Agency

Azure Functions Hosted Skills: I Built a Scam-Checking Agent, Then Removed the Agency

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6 min read
The Microsoft AI Stack in 2026 and the Certification Trail That Runs Through It

The Microsoft AI Stack in 2026 and the Certification Trail That Runs Through It

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5 min read
When Agentic Workloads Break the PaaS Assumptions

When Agentic Workloads Break the PaaS Assumptions

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7 min read
Why Cosmos DB Ends Up as the Agent Memory Database

Why Cosmos DB Ends Up as the Agent Memory Database

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6 min read
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