← Nestor G Pestelos Jr · Print
Writing
Latest
- When AI Writes Code, Types Become the Proof Harness Production systems and agents
- The Programmer Was Only Ever One Incarnation Essays
- What I Check Before Accepting Agent-Written Code Production systems and agents
Production systems and agents
- When AI Writes Code, Types Become the Proof Harness
- What I Check Before Accepting Agent-Written Code
- An Adversarial Review Prompt for Claude Code and Codex
- The Employee You Can't Stop Managing
- The Meat Proxy Problem
- Build the Source of Truth Before the Index
- The Ledger That Stayed Empty
- The Scanner That Feeds the Pipeline
- Nine Security Issues, Zero Lines I Wrote
- When the AI Writes the Code, the Plan Becomes the Work
- Your Agent Infrastructure Has Two Lifespans
- The Agent Didn't Get Dumber. The Chat Got Contaminated
- Debt With a Diff Attached
- The Orchestrator Identity
- Triage the System Not Your Toolbox
- I Haven't Written a Test in a Year
- Your Review Checklist Has Never Been Reviewed
- Your Living Spec Is Still Lying
- 'Tell Me What's Wrong With It' Isn't a Review
- Cheap Code, Expensive Context
- Polish Is Free. Thinking Isn't
- Capacity Is Your Lowest Ceiling
- Pattern Capture - How I Built an Auto-Activating Skill Library
- The Bugs That Hide Between Your Agents
- Governing Delegation - Using Architecture to Stop AI Scope Creep
- Your Agent's Plan B Will Destroy Your Data
- Debug the System Not the Prompt
- Building a Second Brain with Claude Code - The Setup
- The Enter Key Problem
- Deleting 24K Lines of AI Instructions
- The Developer's Job is Judgment Now
- Parallelizing SFTP Downloads in Ruby
- When Your MCP Server Breaks
Payments
Essays
- The Programmer Was Only Ever One Incarnation
- Reading Aloud Is Pointing and Calling for Your Brain
- Five Checks Against Motivated Reasoning
- What Actually Buys You the Power to Say No
- Credit Cures Plagiarism, Not Permission
- The Metric You're Watching Already Happened Upstream
- Positioning Doesn't Escape Prediction, It Demotes It
- The Career Ceiling I Was Worried About Already Existed
- The Only Concrete Escape From Triffin's Dilemma Doesn't Work
- Agency Dims as the Timeframe Collapses
- The Same Tunnel That Ships the Work Drops the Room
- Urgency Is Just Conscientiousness With Better Marketing
- The Most Expensive Avoidance Looks Exactly Like Prudence
- I Run a Dead Internet on Purpose
- The Addiction to Being Right Is Rarer Than You Think
- AI Is Rerunning the Nuclear Script, Not the Part You Think
- Selection Beats Execution Only When the Games Differ
- Engineer the Downside When You Cannot Forecast the Upside
- Anxiety Is a Present-Tense Problem
- The Bottleneck Is You
- Certainty as a Wellbeing Variable
- The Moment Your Second Brain Fails You
- The PKM Bottleneck Was Never Capture
- The New Art of Learning
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- Juanito P. Galvez (1928–2022)