Annie L
Data Scientist
China
Summary
👤
Senior🎓
Top SchoolAnnie L is a Data Scientist with 10 years' experience applying machine learning and data engineering to high-stakes production systems, currently driving anti-fraud efforts for WeChat Pay and live e-commerce at Tencent. She combines a strong academic foundation from École Polytechnique and ENSTA with hands-on expertise in C++, Python, PySpark, graph databases and deep learning frameworks to detect and prevent financial fraud at scale. Prior roles span biometric authentication using CNNs and GANs, NLP coreference resolution for chatbot improvements, and algorithmic trading research—demonstrating comfort across applied ML, time-series and classical statistical modeling. She has repeatedly translated business needs into measurable gains (e.g., accuracy and operational improvements) and is experienced in taking prototypes to stable, scalable deployments. A China-based practitioner fluent in both research and engineering, she brings a rare mix of production engineering rigor and research-driven innovation.
10 years of coding experience
2 years of employment as a software developer
Bachelor's degree Statistics, Bachelor's degree Statistics at Wuhan UniversityFuzhou No.1 Middle SchoolMaster's degree Data Science, Master's degree Data Science at École Polytechniquediplôme d'ingénieur Applied Mathematics, diplôme d'ingénieur Applied Mathematics at ENSTA
Chinese, French, English
Github Skills (11)
nlp8
natural-language-processing8
python8
data-science7
pytorch7
deep-learning7
coreference-resolution5
machine-learning3
coreference2
neural-network2
spacy2
Programming languages (2)
Github contributions (5)
ljinstat/gitbook_algo
Jan 2020 - May 2020
Contributions:117 pushes, 1 branch in 4 months
ljinstat/Predicting_Repeated_Buyers_Double11
Jan 2018 - Jan 2018
Contributions:45 commits, 45 pushes, 1 branch in 1 day
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