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yikai ma

yikai ma

Data Scientist

BNP Paribas

Technologies

My Portfolio Highlights

My New Course

Introduction to Python

Data curator, carefully curating insights like precious artifacts.

My Work

Take a look at my latest work.

course

Introduction to Python

course

Intermediate Python

My Certifications

These are the industry credentials that I’ve earned.

Other Certificates

Coursera | Google Google Data Analytics Specialization

DataCamp Data Scientist

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

My Work Experience

Where I've interned and worked during my career.

BNP Paribas Personal Finance | Jan 2023 - Present

Data Scientist

• Took charge of the Niche Detection Project: Applying Random Forest in Python to create decline strategies to detect high-risk segments, which are constructed by selecting and combining over 1,000 application & bureau variables. Using business intelligence to evaluate and select the final recommendation. Currently, the recommended strategy has already been implemented in Belgium. • Participated in Loan Risk-based Pricing Project. Took charge of the development and monitoring of the Loan Loss model and Loan Conversion Model by applying Logistic Regression Model in Python. • Participated in the Strategy Optimisation - Acceptance Rate Recovery Project. Took charge of the JLP part: Reviewing, analysing, and re-constructing credit strategies for JLP to mitigate production loss from ONS affordability tightening. • Took over the Loans Month Processes - calculating, monitoring, and analysing the Cost of Risk, Risk appetite, Roll Rates, Risk Flow rates, etc.
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Sino-US MetLife Insurance Co., Ltd. | Feb 2018 - Jul 2018

Data Scientist Associate (Internship)

• Co-developed and transformed models with data scientists by utilising Python on Azure to detect fraud. Attained 89% recall and 79% precision by devising new ML models to detect insurance fraud. • Employed PCA and K-Means techniques to conduct client segmentation analysis. Proposed decision-making recommendations to internal department to enhance quality of service.

My Education

Take a look at my formal education

Doctorate Degree in Operational ResearchUniversity of Warwick - Warwick Business School | 2023
Master of Science - MS in StatisticsUCL | 2017
Bachelor of Science - BS in Mathematics with FinanceUniversity of Liverpool | 2016

About Me

yikai ma

Highly motivated and dynamic professional with over seven years of experience in programming. Possess excellent knowledge of statistics and Machine Learning. Expert in data analysing and visualisation, devising analytical and statistical methods.

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