Dubnium is a NixOS machine that acts as workstation, local AI node, automation host, and lab substrate without collapsing into opaque personal infrastructure.
Software, security, systems, music.
Robert Ryan Jennings
Web logs of a software development engineer, musician, artist and hockey player.
Essays on software engineering, mobile and backend security, architecture, older systems, and the occasional adjacent obsession.
Content expressed is my own and does not reflect the opinions of any entity.
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Dubnium: A Super Server That Stays Understandable
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CareerOps: Building a Governed AI-Assisted Job Application Pipeline
May 18, 2026 11:30AM
9 min read
1864 words
A practical architecture for using AI to prioritize jobs, trigger resume generation from a tracker, and preserve human accountability without turning job search into opaque automation.
Git Is Becoming an Execution Surface
Apr 3, 2026 12:00AM
6 min read
1084 words
Git metadata now crosses execution boundaries in CI and agentic systems, which turns familiar repository fields into potential code execution inputs.