Alex Li
About Alex Li
Alex Li is a Staff LLM Data Scientist at TIFIN, specializing in natural language processing and machine learning. He has a diverse background in data science, having previously worked at Cala Health and Zeesan Biotech, and holds degrees in Physics, Applied Mathematics, and Computer Science.
Work at TIFIN
Alex Li currently serves as a Staff LLM Data Scientist at TIFIN, a role he has held since 2024. Prior to this position, he worked as a Senior NLP Data Scientist at the same company from 2023 to 2024. His responsibilities include advancing coherence and latency metrics from research to production-ready levels. He has also led the development of agent-native architecture for products such as Sage for enterprise and Magnifi for consumer. Additionally, he organized inter-team LLM synchronization and conducted technical interviews for NLP/LLM scientists.
Previous Experience at Cala Health
Alex Li has a notable history with Cala Health, where he held multiple roles. He started as a Data Engineer for seven months in 2019. He then transitioned to Associate Data Scientist for seven months in 2020. Following this, he worked as a Data Scientist from 2021 to 2023, accumulating two years of experience in the role. All positions were based in Burlingame, California.
Education and Expertise
Alex Li holds a Bachelor of Arts in Physics and Applied Mathematics from the University of California, Berkeley, where he studied from 2013 to 2018. He furthered his education by obtaining a Master of Science in Computer Science from Westcliff University in 2022. Additionally, he earned a Graduate Certificate in Artificial Intelligence from Stanford University in 2021. His educational background provides a strong foundation for his work in data science and machine learning.
Patents and Innovations
Alex Li holds three patents related to the application of machine learning in improving therapy parameters. His innovative contributions reflect his commitment to advancing technology in the healthcare sector. He has also been involved in the initial design of architecture for LLMs, focusing on fine-tuning for agent-native tool use.
Experience at Zeesan Biotech Co., Ltd.
Before his tenure at Cala Health, Alex Li worked as a Data Scientist at Zeesan Biotech Co., Ltd. in Xiamen, Fujian, China. He held this position for one year, from 2018 to 2019. This experience contributed to his skill set in data science and analytics.