O-1
A Product Manager Builds Her O-1 Case One Expert Letter at a Time
India | Oct 20, 2026
Technology | 6 months ago

Christian Herrmann helped an Indian semiconductor engineer continue his U.S. career with the O-1A visa. The case combined his critical role building AI-driven predictive models to optimize wafer manufacturing yields at a major data storage company, nine publications in international journals and conferences, and a series of national-level engineering awards earned earlier in his career.

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