M.S. in Financial Engineering from Columbia University. After graduation, he worked at an investment advisory firm in New York, focusing on quantitative strategy design. He published two industry white papers cited by Institutional Investor and was invited as a speaker at an international investment conference.

1. Only five years of work experience raised concerns about insufficient seniority;
2. Lacked traditional academic publications.

1. Framed the case around 'Innovative Financial Modeling Promoting Market Transparency';
2. Gathered evidence showing internal adoption of his algorithms and external citations;
3. Obtained recommendation letters from Wall Street hedge fund managers and business school professors;
4. Tailored the petition letter to align with U.S. financial technology regulatory trends.

3 months of preparation → I-140 submission → Approved in 7 months.

Successfully obtained EB-1A approval and joined a Silicon Valley fintech firm.