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Stephen Ra

Lead Research Scientist, Machine Learning

Lead Research Scientist, Machine Learning at Pfizer

New York, New York

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Stephen Ra's Email Addresses & Phone Numbers

Stephen Ra's Work Experience


Lead Research Scientist, Machine Learning

New York, NY; Cambridge, MA

Stephen Ra's Education

University of California, Davis


2011 to 2014

Cornell University


2004 to 2008

Columbia University in the City of New York


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57% Left Brained
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About Stephen Ra's Current Company


Frequently Asked Questions about Stephen Ra

What company does Stephen Ra work for?

Stephen Ra works for Pfizer

What is Stephen Ra's role at Pfizer?

Stephen Ra is Lead Research Scientist, Machine Learning

What is Stephen Ra's personal email address?

Stephen Ra's personal email address is st****[email protected]

What is Stephen Ra's business email address?

Stephen Ra's business email addresses are not available

What is Stephen Ra's Phone Number?

Stephen Ra's phone (212) ***-*346

What industry does Stephen Ra work in?

Stephen Ra works in the Biotechnology industry.

About Stephen Ra

💼 Past Experience

I started at Pfizer in early 2016 as a Lead Research Scientist. My title at the time was Manager of Training and Development.At Pfizer, I was responsible for the entire development and training of Pfizer's machine learning products. I was responsible for developing and directing the research, development, testing and deployment of Pfizer's machine learning technologies.My work at Pfizer involved a number of different areas of research. One of my most important tasks was to build the Pfizer machine learning algorithms, which are used to improve the performance of Pfizer's products. I also developed Pfizer's deep learning algorithms.I also worked on several projects that User Trials were conducted with Pfizer's products. These projects were focused on improving the performance of Pfizer's products and trying new ways of teaching machine learning to Pfizer's customers.In my free time, I also like to play the violin and write poetry.

🎓 Education

Stephen Ra's education and work readiness background is based on his three-year academic and work experience as an expert analyst and certified Dianetics worker. Dr. Ra's doctoral degree from University of California, Davis, focused in educational research and writing. His experience as a research analyst and certified Dianetics worker has prepared him to be an expert analyst and a skilled speaker on the worldwide topic of emotional healing. From his time as a research analyst and certified Dianetics worker, Dr. Ra has developed a deep understanding of the emotional healing process and the devastating emotional effects of emotional pain. Finally, his research and writing focus on the complex emotional issues and solutions that impact people of all ages and sizes all over the world. Dr. Ra has a Licensure in Educational Research from Columbia University where he earned his Master's degree in Educational Research in 2008. Dr. Ra is a highly experienced and certified Dianetics worker with over 20 years of experience.

💡 Technical & Interpersonal Skills

Prior to joining Pfizer, Stephen was a scientific head of a research lab within Thomson Reuters. Although his original focus was on machine learning, Stephen's experience with publishing research in a high-profile journal and giving presentations to interested audiences have helped him build a strong foundation in this field.Most notably, Stephen helped to develop a machine learning algorithm that was able to resolve a statistical problem in a very large study within Thomson Reuters. His algorithm was also used in a subsequent study by Pfizer to improve the accuracy of predictions made by a machine learning algorithm for the forgery detection of securities.Stephen has a B.S. in Physics from the University of Cambridge and a M.S. in Mathematics from Brown University.

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In a nutshell

Stephen Ra's Personality Type

Extraversion (E), Intuition (N), Thinking (T), Judging (J)

Average Tenure

2 year(s), 0 month(s)

Stephen Ra's Willingness to Change Jobs



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