Vivek Chowdhury
Principal Data Scientist @ Sanofi , ex-Novartis | Decision Science | Machine Learning | AI
- Role
- Principal Data Scientist at Sanofi
- Location
- Hyderabad, TG, IN
- LinkedIn followers
- 500 followers
About Vivek Chowdhury
Senior / Principal Data Scientist with 7+ years of experience delivering data-driven decision-making, advanced analytics, and machine learning solutions across complex, real-world business environments. Proven ability to translate ambiguous business problems into actionable insights that drive measurable business impact.Currently working as a Principal Data Scientist at Sanofi, where I design and deploy predictive modeling, statistical analysis, digital twins, and large language model (LLM) solutions using Python and SQL. My work has supported optimization, risk mitigation, process automation, and resource planning, resulting in reduced timelines, improved efficiency, and lower operational costs.Previously at Novartis and Cognizant, I partnered closely with product, operations, and business stakeholders to deliver end-to-end data science solutions including experimentation, forecasting, time series analysis, NLP, sentiment analysis, and dashboarding. I have built production-ready analytics pipelines, decision-support systems, and BI dashboards used across global markets.Core strengths include problem framing, causal thinking, hypothesis testing, stakeholder communication, and balancing trade-offs between growth, profitability, accuracy, and speed. I bring a pragmatic, impact-first approach to data science and enjoy working in fast-paced, product-led environments.Technical stack: Python, SQL (PostgreSQL, MySQL, Oracle), Machine Learning, Deep Learning, NLP, LLMs, Statistical Modeling, Experimentation, Power BI, Spotfire, Qlik Sense, AWS, Azure. Open to Senior / Principal Data Scientist, Decision Scientist, Applied Scientist, and Machine Learning Scientist roles Open to EU, UK, UAE and global opportunities Always open to conversations on data science, analytics strategy, and applied AI
Experience
Principal Data Scientist
Jun 2025 — Present · Hyderabad, IN
Developed a Disease Progression Model for Parkinson\'s Disease with the help of real-world available biomarkers to develop Digital Twins to understand the progression of the disease that helped in reducing trial timeline, and reduced sample size for clinical trial- Deployed a Large Language Model to help user query and retrieve useful information from a database of Biomarkers, which reduced human intervention by 80%- Developed a Power BI Dashboard to collate and view the issues related to Biomarkers here at my organization, which resulted in proactive risk mitigation
Education
International Institute of Information Technology Bangalore
Post Graduate Diploma, Data Science
2021 — 2022
SRM IST Chennai
Bachelor of Technology, Electronics and instrumentation
2014 — 2018
Sarla Chopra D.A.V. Public School
10th Standard
2009 — 2012
Laxman Public School
High School, Physics
2012 — 2014
Liverpool John Moores University
Master of Science - MS, Data Science
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