Matti Karjalainen
Senior Data Scientist
Helsinki, Finland
Summary
👤
Senior🎓
Top SchoolMatti Karjalainen is a Senior Data Scientist based in Helsinki with six years of hands-on experience turning data into actionable business insights across music and aviation. Currently at Sony Music Entertainment, he progressed from data analyst to senior data scientist, applying strong mathematical instincts to problems in demand forecasting and revenue management. His background includes revenue curve work at Finnair and repeated teaching roles at Aalto University, reflecting both domain expertise and an ability to communicate complex quantitative ideas. With an MS-focused education in Finance and Data Science and a history of sports team management, he blends rigorous analytics with practical leadership and a knack for making numbers tell a compelling story.
6 years of coding experience
7 years of employment as a software developer
Master of Science - MS, Finance, Data Science & Analytics, Master of Science - MS, Finance, Data Science & Analytics at Aalto UniversityBaccalaureate, Baccalaureate at Etelä-Tapiolan lukioUNC Kenan-Flagler Business School
English, Finnish, Swedish, French
Github Skills (13)
r-package8
copula6
r6
cran6
frame5
shiny3
music-information-retrieval3
functional-programming3
spotify3
garch2
spotify-api2
visualization2
api2
Programming languages (2)
Github contributions (5)
karjamatti/Copula-GARCH
May 2020 - Jun 2020
This is a portfolio risk visualization tool, based on a Copula-GARCH framework and a Shiny UI.
Contributions:48 commits, 2 PRs, 24 pushes in 1 month
riskgarchshinycopulavisualization
karjamatti/Bayesian-cointegration
May 2020 - Jul 2021
Contributions:14 pushes, 7 branches, 1 comment in 1 year 2 months
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