September 30 - October-1 2025 • Cité des Sciences
PyData Paris
CFP deadline: April 27th 2025
Meet the global community of open-source AI/ML, open-source scientific computing software, and open-source technical computing tools.
Official hashtags: #PyDataParis #PyData
| PyData Paris 2025 conference | https://pydata.org/paris2025 |
| PyData Paris 2025 CFP | https://pydata.org/paris2025/cfp |
| PyData Paris Meetup | https://www.meetup.com/en-US/pydata-paris/ |
Backstage interview: Florian Praden
Florian shared how CFM Capital uses Python, scikit-learn, and cloud-scale ML to power trading decisions, from parallelizing model training for researchers to bridging on-prem and cloud while protecting IP. A rare glimpse into how open-source tech drives innovation in finance!
Backstage interview: Nathalie Moreau David
Nathalie, Senior Project Manager at CFM, shared how she’s coordinating cutting-edge ML/AI projects while championing diversity and inclusion. From mentorship programs to inclusive hiring, CFM is fostering a respectful, supportive environment for women in tech.
Backstage interview: Lucas Colley
Lucas, SciPy maintainer and Array API contributor, shared how this game-changing standard is uniting NumPy, PyTorch, JAX, and Dask, making Python’s data ecosystem more interoperable and flexible. His journey? "From intern to maintainer, all while studying at Oxford!"
Backstage interview:
Raul Cumplido & Rok Mihevc
Rok & Raul, Apache Arrow PMC members, shared how Apache Parquet is transforming data storage, cutting costs by 10%+ for Hugging Face, introducing variant types for evolving schemas, and enabling efficient encryption.
youtu.be/QAxrhCthR_8
Backstage interview: @cheukting_ho
From JetBrains Developer Advocate to Python Software Foundation board member, Cheuk shared why PyData Paris is a must: "The talks are online, but the magic happens in person!" Whether you’re into Python, open source, or just love meeting inspiring folks, this is where ideas (and friendships) come to life.
Backstage interview: Auguste Baum & Ivan Ivanov
From digital sobriety startups to accounting, August and Ivan shared how :probabl blends open-source passion with product innovation: developing skore and SkoreHub to simplify scikit-learn workflows and foster team collaboration.
Backstage interview: Simeon Carstens
Simeon shared how Software Heritage (the world’s largest open-source archive) is evolving with Code Commons: adding contextual metadata, license clarity, and attribution to make AI code generation fairer, more ethical, and sustainable.
Backstage interview: Maria Knorps & Nour EL MAWASS
Nour and Maria shared how they’re turning GenAI hype into real impact, from automating healthcare claims processing (cutting annotation time dramatically) to tackling fine-grained data security with open-source tools like OpenFGA.
Backstage interview: Yann Lechelle
Ian explained how :probabl turned scikit-learn (a widely used open-source tool) into a sustainable business while keeping it open. His message: Open source isn’t just code; it’s Europe’s best shot at tech independence, from open data to open hardware.
Backstage interview: Simona Bottani
Simona shared how her journey from deep learning in healthcare led her to apply causal inference in industrial settings: using open-source tools like DoWhy to uncover true drivers of product quality. A great example of how data science bridges diverse fields!
