I write about Rails, software design, and production systems.

Recent writing

Essays about software, Rails, debugging, tools, and lessons from building and maintaining systems.

• 28 Jul, 2026

  Why Active Record's Snapshot Semantics Are a Trade-off, Not a Missing Feature

  What stale reads, concurrent writes, association caches, and Rails' abandoned Identity Map reveal about live Active Record objects.

• 23 Jul, 2026

  Git Worktrees: Multiple Branches Without the Checkout Shuffle

  Learn how Git worktrees keep multiple branches checked out in separate directories, reducing stashing and branch switching during reviews, hotfixes, rebases, and stacked pull requests.

• 30 Jun, 2026

  RailsRevelry Is a Map for Understanding Rails

  A short invitation to RailsRevelry, a focused publication for Rails developers who want clearer mental models of how the framework behaves.

• 19 Jun, 2026

  What SOLID Still Teaches Ruby Programmers

  How SOLID changes when you read it through Ruby’s object model, duck typing, and preference for pragmatic design.

• 10 Jun, 2026

  When a Rails Object Needs Types but Not a Table

  How ActiveModel::Attributes gives tableless Rails objects type casting, defaults, and a Rails-native attribute system, and where the API still needs more support.