Senior Manager, Research Science
Current
Aug 2023 - Present
Who is Carl Johan Ragnarsson? Overview
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Carl Johan Ragnarsson is listed as Data Science Leader @ Amazon at Amazon, based in Seattle, Washington, United States. AeroLeads shows a matched LinkedIn profile for Carl Johan Ragnarsson.
Carl Johan Ragnarsson previously worked as Senior Manager, Research Science at Amazon and Gap year at Career Break. Carl Johan Ragnarsson holds Ph.D. (Not Completed), Mathematics from Kth Royal Institute Of Technology.
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Profile bio
About Carl Johan Ragnarsson
I lead the Marketing Science group for Amazon Music. We build models for marketing measurement and targeting and help improve efficiency for the Marketing and Growth team.
Listed skills include Matlab, Sql, Data Visualization, Business Intelligence, and 21 others.
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9 roles
Carl Johan Ragnarsson work experience
A career timeline built from the work history available for this profile.
Gap Year
Career Break
Taking a break
Aug 2022 - Jul 2023
Senior Manager, Research Science
I lead a cross-functional team of Economists and Data Scientists developing models and scaling science products for Prime Video and Amazon Music. I'm responsible for managing the life-cycle of new models and scaling new cross-functional modeling teams.
Jul 2019 - Jul 2022
Senior Manager Of Product Management
Managed a team of 8 PM/BIE to develop new metrics for customer experience. Later transitioned as a PM lead on a Science team in Prime Video/Advertising.
Oct 2017 - Jun 2019
Senior Product Manager
Product owner for DSI, a suite of metrics to measure the long-term impact of customer actions and experiences. I was the first product manager on the team and took it from an ad-hoc process into a ubiquitous metric with more than 100 internal customers and visibility up to the S-team.
Jun 2015 - Oct 2017
Customer Analytics Manager
I analyze data for the Chinese Traffic team to improve marketing decisions in the retail area.
Jun 2013 - May 2015
Data Analyst
I design databases and analyze player behavior in mobile games, and create actionable recommendations to stakeholders. Working with MySQL, Python, Tableau and R.
May 2012 - Jun 2013
Quantitative Analyst
Worked with testing of new valuation models for derivatives, including credit, FX and commodity products. Primarily worked in Matlab and SQL, but also with the core systems Infinity and Murex.
Sep 2009 - Apr 2012
Controller
Worked with daily PL and risk. Also used my technical skills (Excel/VBA and SQL) to improve the tools used for PL and risk analysis and breakdown. Developed a process for dealing with credit defaults (computing payments and assessing impact) across a large and diverse portfolio of credit derivatives.
Mar 2008 - Oct 2009
5 education records
Carl Johan Ragnarsson education
Ph.D. (Not Completed), Mathematics
Kth Royal Institute Of Technology
M.Sc., Mathematics
Lund University
Economics
Tsinghua University
Chinese
Beiwai
Exchange Studies, Mathematics
University Of Waterloo
FAQ
Frequently asked questions about Carl Johan Ragnarsson
Quick answers generated from the profile data available on this page.
What company does Carl Johan Ragnarsson work for?
Carl Johan Ragnarsson works for Amazon.
What is Carl Johan Ragnarsson's role at Amazon?
Carl Johan Ragnarsson is listed as Data Science Leader @ Amazon at Amazon.
Where is Carl Johan Ragnarsson based?
Carl Johan Ragnarsson is based in Seattle, Washington, United States while working with Amazon.
What companies has Carl Johan Ragnarsson worked for?
Carl Johan Ragnarsson has worked for Amazon, Career Break, Happylatte, and Nordea Markets.
How can I contact Carl Johan Ragnarsson?
You can use AeroLeads to view verified contact signals for Carl Johan Ragnarsson at Amazon, including work email, phone, and LinkedIn data when available.
What schools did Carl Johan Ragnarsson attend?
Carl Johan Ragnarsson holds Ph.D. (Not Completed), Mathematics from Kth Royal Institute Of Technology.
What skills is Carl Johan Ragnarsson known for?
Carl Johan Ragnarsson is listed with skills including Matlab, Sql, Data Visualization, Business Intelligence, Latex, Chinese, Problem Solving, and Multivariate Statistics.
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