Roche
Data Scientist Intern
- Led the development of treatment-switch prediction algorithms in the product development team using various time-to-event prediction approaches including Cox regression, random survival forest, and Cox proportional hazards deep neural network. The risk difference between the high-risk group and the low-risk group predicted by the final prediction model reaches statistical significance (p-value < 10-4).
- Wrote an internal R package for querying, visualizing and analyzing real-world data from Teradata data mart, resulting in an average of 25% improvement in analysis efficiency.
China Galaxy Securities Co., Ltd
Analyst Intern
- Conducted equity research on 25 IT companies and finished a report focusing on machine learning applications and middleware development.
- Collected and maintained the financial data, research reports and industry news on the online platform.
IMS Consulting Group
Consultant Intern
- Conducted 30+ KOL interviews with rheumatoid arthritis patients and clinicians, collected market data and prepared analysis reports on anti-rheumatic drugs in China.
- Proposed two market-entry strategies for clients: hospital-based advertisement and e-Doctor promotion.
