Author name: Alex Keller

Alex Keller is a data product leader based in San Francisco, USA. With a BSc in Computer Science and an MSc in Data Analytics from MIT, he has 15 years of experience in travel-tech and SaaS. Alex builds task-focused price calculators and comparison tools, specialising in product analytics, data quality, UX writing, information architecture and localisation (English, German, Dutch). He integrates APIs, designs transparent methods with units, currencies and ranges, and ensures documentation covers sources, calculations and limitations. Alex leads cross-functional teams to deliver scalable modules for travellers. Outside of product design, he advises startups on KPI design and data-driven decision making.

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