Marc Madsen
Head Of Trading & Revenue Analytics (interim) at Ørsted
Børkop, Region of Southern Denmark
Summary
🤩
Rockstar🎓
Top SchoolMarc Madsen is a data-driven energy trading leader with a PhD in Mathematics and a CFA, currently heading Price Forecasting & Analysis and Trading Applications & Insights at Ørsted. Over a 20+ year career spanning trading, quantitative research and systems development, he builds analytics platforms, algo trading and data engineering teams that deliver short time-to-market trading tools and actionable market insights. He combines hands-on Python and DevOps experience (Kubernetes, Azure DevOps, Databricks) with domain expertise in power markets, meteorology and financial math to turn complex data into trading ideas and production-ready models. An active open-source contributor to the HoloViz ecosystem and developer behind awesome-panel.org, he improves front-end interactivity and documentation for widely used plotting and app frameworks. Notably, he has led both startup-style quant teams that grew assets substantially and large enterprise initiatives integrating big-sensor and market data into operational and trading systems.
8 years of coding experience
7 years of employment as a software developer
CFA Finance, CFA Finance at CFA InstitutePhD Mathematics, PhD Mathematics at Aarhus UniversityFolkeskole, Folkeskole at DalgasskolenMathematical Student, Mathematical Student at Ikast Gymnasium
English, German, Danish
Stackoverflow
76reputation
2kreached
2answers
0questions
Github Skills (20)
holoviews10
tab-panel10
python10
matplotlib10
user-interface10
ui-design10
interface-design10
plot10
control-panel10
panels10
jupyter-notebook10
hvplot10
documentation10
bokeh9
pandas9
Programming languages (18)
Github contributions (5)
holoviz/panel
Jan 2020 - Jan 2023
Panel: The powerful data exploration & web app framework for Python
Role in this project:
Front-end Developer
Front-end DeveloperContributions:872 reviews, 163 commits, 441 PRs in 3 years
Contributions summary:Marc's commits focused on developing and documenting Panel widgets, particularly the `Param` pane reference notebook, and the `Tqdm` indicator and the `TextToSpeech` widget. The contributions also included improving the documentation and example of the `FileDownload` widget. The user worked on adding features to display a working `Matplotlib` example for Fast Templates with interactive elements as well as fixing layout bugs with the `FastListTemplate` and the `FastGridTemplate`.
app-frameworkdata-explorationpythonholovizpanel
holoviz/hvplot
Jul 2022 - Dec 2022
A high-level plotting API for pandas, dask, xarray, and networkx built on HoloViews
Role in this project:Technical Writer & Developer
Technical Writer & DeveloperContributions:55 reviews, 23 commits, 19 PRs in 4 months
Contributions summary:Marc primarily focused on improving the documentation and user experience of the `hvplot` library. Their contributions include adding and refining docstrings for modules and functions, such as `hv.bind` and core plotting components. They also updated the README and other documentation files, while fixing developer guide issues. The user also demonstrated a strong understanding of the library's API and how it integrates with other tools within the HoloViz ecosystem.
daskholoviewsnetworkxpandasholoviz
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