Blogs

Insights on product building, AI, and the decisions behind the work. Written for general readers and tech leadership alike.

April 21, 2026·7 min read

Passing DP-700: How Daily Microsoft Fabric Work Became Exam Prep

I passed the DP-700 Microsoft Fabric Data Engineer Associate exam after months of using Fabric in real revenue recovery work, then reinforcing that experience with Microsoft Learn, FabCon, YouTube, and hundreds of practice questions.

Microsoft FabricDP-700PySparkKQLPipelinesData EngineeringRevenue Assurance
March 26, 2026·8 min read

Why I Want a Local Agent OS, Not Another Chatbot

The most interesting thing about agentic AI is not that it can talk. It is that it can act inside a controlled boundary, with local execution, deny-by-default policies, and human approval where it matters.

Agentic AIAI SecurityLocal InferenceEnterprise AIInfrastructure
February 25, 2026·5 min read

Two Days of Polish in EspressoLytics

I had a free weekend, opened EspressoLytics on my phone, and within ten minutes had a list of things that bugged me. Here is what I fixed.

iOS DevelopmentSwiftUISwiftDataUX