A developer recounts their journey into professional JavaScript programming, starting with online courses (Open Classrooms, Treehouse) and landing a job at a large Spanish travel agency. They describe introducing modern frontend practices like component-based architecture, SASS variables, Node automation scripts, linters, and tests to a legacy codebase. This led to a role in the architectural department, where they evaluated Angular, Vue, and React before ultimately building a custom frontend framework for the company.
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