Carl Johan Ragnarsson
Data Science Director @ Amazon
- Role
- Director Data Science at Amazon
- Location
- Seattle, WA, US
- LinkedIn followers
- 500 followers
About Carl Johan Ragnarsson
I lead the Marketing Science group for Amazon Music. It\'s a diverse and high-performing group of 50 Scientists, Data Engineers, Analysts and Product Managers. In this role, I\'m responsible for all modeling and analytics used my Music Marketing teams, e.g. marketing attribution, targeting and subscription LTV and retention measurement. I also lead the data platform team for Amazon Music. Currently, we are building state-of-the-art LLM-based workflows for Data Analytics which can be used to supercharge Stakeholders.
Experience
Director Data Science
Apr 2026 — Present · Seattle, WA, US
Education
Tsinghua University
-, Economics
2006 — 2007
University of Waterloo
Exchange studies, Mathematics
2001 — 2002
Lund University
M.Sc., Mathematics
2000 — 2006
KTH Royal Institute of Technology
Ph.D. (not completed), Mathematics
2002 — 2003
Beiwai
-, Chinese
2005 — 2006
Skills
- Chinese
- Multivariate Statistics
- Problem Solving
- R
- Statistics
- Business Intelligence
- Databases
- Start-Ups
- Analysis
- Product Management
- Agile Methodologies
- Management
- Sql
- Quantitative Finance
- Data Analysis
- Derivatives
- Leadership
- Software Development
- Python
- Latex
- Matlab
- Data Visualization
- Project Management
- Mathematics
- Economics
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