
Cyril Baudrillart
Senior Data Scientist
Salary / Daily rate
Paris, France
Freelance, open to permanent contract
Can come onsite
Skills
Languages
About me
Intro
Senior Data Scientist & CEO with 25+ years in financial markets and AI-driven trading systems. Led development of automated trading algorithms and ML forecasting models, managing teams and creating innovative fintech solutions. Expert in Python, AWS, and quantitative analysis to deliver data-driven investment strategies.
Work experience
Co-Founder
ArboelFreelance
Apr 2023 - Present
3 years 7 months
Paris, France
- Develop a professional backtesting system based on the Python framework Backtrader. Define and compute evaluation metrics, and design result visualizations. - Collaborate with the CTO on software development. - Select trading and price forecasting models based on technical analysis, regime detection (HMM, GMM), and quantitative strategies, applied to intraday time series. - Design communication interfaces with data provider APIs from both traditional finance (Bloomberg, yfinance) and crypto markets (Binance, Hyperliquid, Uniswap). - Prepare Business Plans, financial forecasts, and investor pitch materials. - Explore the field of crypto assets and identify new opportunities for the project.
AI Engineer
ALGONANO académie
Apr 2024 - Jan 2025
10 months
Paris, France
- Developed a budget forecasting model for an Algonano client in the Space industry using Time Series-based Machine Learning methods. - Analyzed business requirements through interviews with financial managers to better understand operational needs and expectations. Managed project meetings, drafted minutes in English, and identified priorities. - Oversaw the technical environment: accessed and managed client’s Data Lake, wrote SQL queries, integrated the project into a Microsoft Azure Synapse development environment, created PySpark notebooks, implemented code versioning with GitLab, and migrated code to a Linux VM by setting up and managing a new development environment. - Machine Learning: designed and evaluated Time Series forecasting models, comparing prediction errors using defined criteria. Built a training and forecasting pipeline for model deployment. - Deep Learning: toward the end of the project, leveraged TensorFlow to develop neural networks for time series analysis, including RNN, LSTM, and GRU architectures.
ScreenIA
Sep 2020 - Mar 2023
2 years 7 months
Paris, France
Leader of ScreenIA project supported by Inria Startup Studio
Apr 2022 - Mar 2023
1 year
Paris, France
- Project selected and supported by Inria Startup Studio in 2022–2023. - Led a development team using Agile methodology, managed the project, and contributed to software architecture and coding. - Implemented and optimized trading strategies using Python backtesting frameworks such as Backtrader and Zipline. - Integrated new advisors into the project and pivoted toward the Forex market at the end of 2023.
Founder of the ScreenIA project incubated by EuraTechnologies
Sep 2020 - Mar 2022
1 year 7 months
Haisnes, France
- Developed decision-support tools for traditional financial markets. - Independently built a prototype dashboard using cloud (AWS, Scaleway) and BI technologies (Google Data Studio, formerly Looker). Designed a full data transformation pipeline in Python and integrated APIs (Bloomberg, yfinance). - Tested product-market fit with institutional asset managers for a SaaS dashboard product. Created UX mockups with Figma and pitched the project.
Equity Specialist Sales
TFS DERIVATIVES LIMITED
Jan 2018 - Mar 2020
2 years 3 months
Paris Area, France
• Technical Analysis Research: I created a range research products including a morning mail and 2 weekly reports to summarise my Global Macro views (Weekly Global Macro) and issue recommendations on STOXX sectors and equities (Weekly Global Roadmap). Over the past 5 years, I produced around 100 pages of research alone every week with around 100 persons in my mailing lists. • Alpha Capture: I managed a virtual portfolio of European equities using Trade Idea Monitor’s web site between mid 2016 and early 2020. • Consulting: I provided a custom advisory service to my institutional clients mainly focused on Technical Analysis. I was also in charge of the follow-up of legal and regulatory aspects. • Sales trading: Cash equity trading and execution on behalf of clients using SSEOMS, EMSX and Ullink as well as advanced algo trading tools. Follow-up of account opening process (KYC) and settlement operations. ETF trading, both at NAV price and risk (using Bloomberg RFQ).
Equity Specialist Sales
Carax
Dec 2014 - Jan 2018
3 years 2 months
Paris, France
TFS Derivatives a racheté Carax fin 2017. Voir description des tâches ci-dessus.
Senior Investment Advisor
BBSP Research
Jun 2010 - Dec 2014
4 years 7 months
Paris, France
• Sales: 4 years developing a portfolio of Buy Side institutional clients. My job was to promote BBSP’s research and sell it to equity fund managers as well as selling cash equity execution services. • Consulting: Investment ideas’ generation for my clients. I also created custom research papers for them. I was ranked top 3 at European Extel Survey as “Specialist Sales in Equity Charting”. • Marketing: I organised bi-annual roadshows across Europe (White Books) travelling in France, UK, Spain, Italy, Ireland, Germany and Luxembourg.
Chairman
AFATE - Association Française des Analystes Techniques
Oct 2011 - Mar 2012
6 months
Paris Area, France
AFATE (Association Française des Analystes Techniques) is a non profit organisation member of the IFTA network (www.ifta.org)
Head of technical analyst research
Exane BNP Paribas
Aug 2000 - Jul 2010
10 years
Paris, France
• Creation and writing of different research reports (daily, weekly and monthly) sent to more than 600 professional clients both in Europe and in the USA. This included a regular review of financial markets’ trends, STOXX sectors’ rankings and trade ideas on European equities. • Consulting services provided to Tier 1-2 clients (mostly asset and portfolio managers). • Regular roadshows throughout Europe. • European Extel Survey: ranked top 10 between 2005 et 2010.
European equities technical analyst
KBC Securities
Mar 1999 - Jul 2000
1 year 5 months
- Creation of the technical analysis research departement in the Paris office; worked in team with the Belgium technical analyst team - Periodical publications on European equities and stockmarket indices - Trading ideas on European equities
Quant analyst and fund manager assistant
Louvre Gestion, groupe Banque du Louvre
Dec 1994 - Mar 1999
4 years 4 months
- Optimisation of asset allocation with Barra’s “World Market Model” software, quantitative analysis of stockmarkets valuation, follow up of brokers’ economic and strategic scenarios - Technical analyst on international markets (currencies, interest rates, futures, equity indices) and technical advices to Banque du Louvre’s fund managers and traders - Writting of market analysis for the bank’s various external publications - Active member of the quarterly asset allocation comitee - Publication of a technical analysis article on stock market indices in the French newspaper "L'Agéfi" on a weekly basis during several years
Education
CentraleSupélec
Diplôme d'État (DÉ) de niveau 7
2021 - 2022
1 year 2 months
University of Montpellier
One year postgraduate degree (DESS
1993 - 1994
1 year 1 month
Université Paris Dauphine - PSL
Maitrise (Master 1)
1991 - 1993
2 years 1 month
Portfolio
