The 80% Problem: The Last 20% Is Where the Engineer Used to Live
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According to a post on Hacker News, software engineer Jonathan Beard explores what he calls the 'eighty percent problem'—artificial intelligence has gotten very good at the routine, templatable coding work that used to define a junior developer's career. But the final twenty percent—architecture, design decisions, judgment calls—remains stubbornly human. The irony is sharp: that's exactly where engineers used to learn. Automate away the grind, and you risk automating away the pathway to mastery. The engineer doesn't disappear from the equation. But the job description has fundamentally shifted.
Source: https://www.jonathanbeard.io/blog/2026/06/27/the-80-perce...
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