How I modernized a 25-year-old, 559,000-line Java codebase as a sole developer using Claude Code and multi-LLM spec-driven development. Java 6 to 11, Eclipse RCP 3.6 to 4.19, SWT to React 18, Ant to Maven. 1,294 commits, 791 automated tests.
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How I built two agentic AI systems for a 25-year-old load testing application: one that configures test cases through natural language conversation, and another that agentically investigates load test data and generates professional performance analysis reports.
How I built a natural-language reporting system for personal finance using AI, reverse-engineering the Copilot Money API, and creating a Chrome plugin with MCP server capabilities.