Developer Spends a Year Building With AI, Finds Gains and Hard Limits

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A developer in his fifties spent 2024 using AI coding tools — primarily Claude and GPT — to build an automated trading system and a workplace data-entry automation tool, despite having little prior coding experience. He found that switching between AI models mid-project caused significant disruption, as each model preferred rewriting existing code rather than editing it. The data-entry automation eventually succeeded but left behind a single, unwieldy file of over ten thousand lines of code. Throughout the year, he encountered recurring issues with context loss in longer sessions, usage quota limits, and the absence of documentation practices. He concluded that AI coding tools have real utility for beginners but come with structural limitations that are rarely discussed openly.

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