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Microservices 24 Sep 2025

Identity Done Mostly Right, Secrets Done Wrong

The Identity service gets the hard parts of auth genuinely right - issue, refresh, revoke - and then commits its signing key to source control and ships a CORS policy the spec forbids. Part 13 of Nine Services and a Message Bus.

.NET 09 Jul 2025

Secrets Before Configuration: Convey and Vault

How Convey's Vault package loads secrets into IConfiguration before the container exists, turns dynamic database credentials into ordinary config keys, and renews leases in the background - plus the secret-zero problem it cannot solve.

.NET 09 Apr 2025

Two Key Vault SDKs, One Password in Plain Sight

One class bridging the legacy ADAL KeyVaultClient and the modern SecretClient, three coexisting secret postures - managed identity, a service-principal password in config, a committed key file - and a migration frozen mid-flight.

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Applied AI

Agentic AI & Cloud Engineer · multi-agent systems, RAG and MCP on AWS

Cloud & .NET

C#, .NET 10 and ASP.NET Core microservices on AWS and Azure · Terraform & AWS CDK

Data Engineering

AWS lakehouse · Kinesis, Glue (PySpark), Apache Iceberg, Lake Formation

Everything

All three domains, with the standout project from each