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05. From Writing Unit Tests to Delivering Entire Tasks: My Journey Through the Evolution of AI Agents — cover illustration

05. From Writing Unit Tests to Delivering Entire Tasks: My Journey Through the Evolution of AI Agents

An engineer traces AI agent evolution from ChatGPT unit tests to end-to-end task delivery, exploring Agent Skills, learning strategy, and career risk.。

Grant Dai
04. From Rakuten to Fast Retailing: I Once Thought a Big Company Was the Answer — cover illustration

04. From Rakuten to Fast Retailing: I Once Thought a Big Company Was the Answer

From Rakuten to Fast Retailing, an engineer reflects on career uncertainty, product quality, autonomy, and how organizations shape technical work.

Grant Dai
03. No One Knows How Many Failed Projects I’ve Built — cover illustration

03. No One Knows How Many Failed Projects I’ve Built

ver the past decade, I built travel sites, open-source tools, and blogs that failed—but each one taught me about products and helped me become a software engineer.

Grant Dai
02. My Introduction to Computers: The Long Way Back to Software Development — cover illustration

02. My Introduction to Computers: The Long Way Back to Software Development

From tinkering with Windows 98 at age nine to leaving accounting and becoming a software engineer, this is the story of my long journey back to code.

Grant Dai
01. AI Made My Code Better, but I’m Not as Happy as I Used to Be — cover illustration

01. AI Made My Code Better, but I’m Not as Happy as I Used to Be

A frontend engineer reflects on a decade in Japan, his transition from accounting, open-source work, and AI-assisted coding—and asks whether a creation still feels like his own when AI agents handle most of the implementation.

Grant Dai

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