Data engineer / Backend engineer / Software engineer
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Chun-Han Yu Senior Software Engineer - I'm Willy, a seasoned software engineer with seven years of expertise in data collection, specializing in web crawling and Ad tracking for user behavior analysis. My primary working languages are Python and Golang. - My standout skill is simplifying complex problems. In my role as a Senior Backend Engineer at Tagtoo, I had the chance to enhance the algorithm and streamline the user unification process within our ETL system. This led to an impressive 80% to 90% cost reduction on Google Cloud Platform (GCP). Taipei City, Taiwan Work Experience