Chan Woong (CJ) Joo
Fort Lee,NJ
Summary
Independent data analyst with superior work ethic and collaborative skills seeking fulltime entry level analyst position. Motivated data-driven asset constantly seeking answers with outstanding knowledge in Python, R, and SQL. Ambitious professional who will not stop until answers are found.
Overview
2
2
years of professional experience
1
1
Certification
Work History
Data/Risk Analyst
Hyundai Marine and Fire Insurance Co. Ltd.
01.2023 - Current
- Developed short-term goals and long-term strategic plans to improve risk control and mitigation.
- Instituted regular safety inspections and hazards management strategies to keep operations compliant.
- Employed strong program management skills to successfully define and manage ongoing initiatives designed to HO/DP risks.
- Identified key risks and mitigating factors of potential investments such as asset types and values, legal and ownership structures and industry segments.
Byssinosis Patients Logistic Regression Analysis
Logistic Analysis
01.2021
- Visualized the presence of byssinosis in patients with pie and bar charts through R GGplot2
- Optimized logistic regression model through Step algorithms and additive methods using AIC and BIC to reproduce the dataset to forecast byssinosis
- Executed Pearson’s Chi-square Test and Fisher’s Exact Test to identify main cause of the disease with 95% confidence.
Hollywood Movies Non-parametric Data Analysis
Non-parametric Analysis
01.2021
- Collaborated to implement Wilcoxon Rank Sum, Kruskal-Wallis, Spearman, Person, and Kendall’s correlation tests to reduce the error rate by 5%
- Simulated and permuted Hollywood Movies data to test for significant differences in Budget, Domestic Gross, and Opening Weekend
- Visualized and constructed 95% confidence intervals and reproduced the data to optimize the non-parametric analysis.
Education
Bachelor of Science in Applied Statistics, Bachelor of Arts in Chinese -
University of California, Davis
Skills
- Python (NumPy, Pandas, Seaborn, Scikit-learn, JSON, REST API, PyTorch, Tensor Flow)
- Microsoft Excel (VBA)
- RDBMS SQL / No-SQL
- Microsoft Power BI, Tableau
- Quantitative Analysis
- Data Interpretation
- Trend Analysis
- Transactional Analysis
- Statistical Analysis
- Team Collaboration
- Written Communication
- Interpersonal Communication
City
Davis
State
CA
Leadership Experience
- EALC Chinese Major Peer Advisor, 2021 – 2022
- Accounting Director, Korean Job Search, Davis (KOJOBS), 2019 – 2020
- Squadron Leader / Armored Vehicle Pilot (Korean Army – 3rd Armored Brigade), 2017 – 2018
Projects
Global Earthquake Data Analysis, Statistical Data Science, Davis, California, 2021, Queried USGS Earthquake Hazards Programs APIs through Python, munged the data using Pandas, and constructed SQL database through sqlalchemy
Reproduced to visualize user-interactive 3D globe with parameters of interests using Plotnine and SQL queries
Identified and forecasted earthquake frequencies and magnitudes through mapping and utilizing Plotly Byssinosis Patients Logistic Regression Analysis, Logistic Analysis, Davis, California, 2021, Visualized the presence of byssinosis in patients with pie and bar charts through R GGplot2
Optimized logistic regression model through Step algorithms and additive methods using AIC and BIC to reproduce the dataset to forecast byssinosis
Executed Pearson’s Chi-square Test and Fisher’s Exact Test to identify main cause of the disease with 95% confidence Hollywood Movies Non-parametric Data Analysis, Non-parametric Analysis, Davis, California, 2021, Collaborated to implement Wilcoxon Rank Sum, Kruskal-Wallis, Spearman, Person, and Kendall’s correlation tests to reduce the error rate by 5%
Simulated and permuted Hollywood Movies data to test for significant differences in Budget, Domestic Gross, and Opening Weekend
Visualized and constructed 95% confidence intervals and reproduced the data to optimize the non-parametric analysis.
Certification
Google Advanced Data Analytics
Languages
Korean
Native or Bilingual
English
Native or Bilingual
Chinese (Mandarin)
Limited Working
Timeline
Data/Risk Analyst
Hyundai Marine and Fire Insurance Co. Ltd.
01.2023 - Current
Byssinosis Patients Logistic Regression Analysis
Logistic Analysis
01.2021
Hollywood Movies Non-parametric Data Analysis
Non-parametric Analysis
01.2021
Bachelor of Science in Applied Statistics, Bachelor of Arts in Chinese -
University of California, Davis
Similar Profiles
Minho ShinMinho Shin
Relationship manager at Meritz Fire & Marine InsuranceRelationship manager at Meritz Fire & Marine Insurance
Jiung ChoiJiung Choi
Claims Assistant Manager at Samsung Fire & Marine Insurance Company of EuropeClaims Assistant Manager at Samsung Fire & Marine Insurance Company of Europe
Kyung Hee ChungKyung Hee Chung
Investor Relations Manager /Insurance Underwriter at Samsung Fire & Marine Insurance CompanyInvestor Relations Manager /Insurance Underwriter at Samsung Fire & Marine Insurance Company
Yusuf SamantarYusuf Samantar
Partner at Geniotime, LLCPartner at Geniotime, LLC
Lucas ArzilliLucas Arzilli
Deli Manager at PSK SupermarketsDeli Manager at PSK Supermarkets