Internationalization Isn't Translation with Jan Amann, Next.js Internationalization Expert
November 12, 2025
In this episode of The Agile Localization Podcast, host Stefan Huyghe sits down with Jan Amann, Internationalization Expert and Creator of next-intl, to explore how developers can architect multilingual applications that actually scale. Drawing on five years of open-source work and insights from building an internationalization course, Jan breaks down the misconceptions developers face when tackling i18n and shares practical frameworks for avoiding costly mistakes.
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In this episode of The Agile Localization Podcast, host Stefan Huyghe sits down with Jan Amann, Internationalization Expert and Creator of next-intl, to explore how developers can architect multilingual applications that actually scale. Drawing on five years of open-source work and insights from building an internationalization course, Jan breaks down the misconceptions developers face when tackling i18n and shares practical frameworks for avoiding costly mistakes.
What You'll Learn:
- Why developers fundamentally misunderstand internationalization scope
- How to distinguish between multilingual and multiregional strategy from the start
- The performance optimization strategy that keeps runtime costs flat regardless of language count
- Why pseudo-localization and manual testing with native speakers are non-negotiable
- How to integrate AI and translation management systems into your CI pipeline for agility
Jan Amann is an independent internationalization expert and freelance developer based in Austria, best known for creating next-intl, an open-source internationalization library for Next.js, and developing a comprehensive online course on internationalization development. With five years of hands-on experience building multilingual applications and consulting with developers across the globe, he brings deep technical expertise in solving real-world localization challenges.
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