Julien Lafaye
Director - Head Of Data Intraday
Paris, Ile-de-France
Summary
👤
Senior🎓
Top SchoolJulien Lafaye is a hands-on technology leader with 11+ years building low-latency, big-data platforms for market data at Capital Fund Management, currently heading Intraday Data and Data Mesh initiatives. He combines deep systems-level engineering (C++, Python, performance tuning) with cloud-native platform design to accelerate time-to-insight from vast, real-time market feeds. Julien manages and mentors cross-functional teams that deliver intraday features and production data services under strict latency and reliability constraints. His background spans research-grade expertise (PhD-level work in databases and security) to production engineering on DDoS mitigation and real-time data pipelines. He has a pragmatic curiosity for choosing the right technology and has recently become an avid adopter of cloud services to modernize data platforms. Based in Paris, he regularly recruits top data-engineering talent and blends academic rigor with trading-floor urgency.
12 years of coding experience
9 years of employment as a software developer
Master's degree, Computer Science, Master's degree, Computer Science at École PolytechniqueParis-Sud University (Paris XI)BAC S, BAC S at Lycée PothierLycée Pothier MPSI/MP*
Stackoverflow
11reputation
869reached
1answer
0questions
Github Skills (28)
r10
nintendo10
java10
spark9
scala9
python9
jdbc9
firmware9
sql9
parquet9
apache-arrow8
kafka8
big-data8
apache-spark8
apache-kafka7
Programming languages (4)
Github contributions (5)
jlafaye/perf-scripts
Aug 2014 - Jul 2019
Contributions:7 commits, 3 pushes in 4 years 11 months
jlafaye/pyeres
Jul 2018 - Mar 2022
Contributions:2 pushes, 1 branch in 3 years 8 months
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