• Support in US residential mortgage backed securities (RMBS) credit analysis for new issuance and monitored transactions- Provide collateral, structural and legal analysis by utilizing credit rating models and quantitative tools to evaluate pool collateral and historical transaction performance, and examining due diligence and legal documentation- Prepare loss discussion and rating committee memos, press releases, pre-sale reports, and sector updates- Contribute to credit-related research and methodology projects through data analysis and fact checking • Lead in Exchangeable Database Project | July 2020 - May 2021 - Validated data extraction against legal documents for 300+ deals (31 fields for almost 9000 tranches); Automated 2/3 of validation process by Python, which saved 233 working days (1 FTE) and reduced error significantly- Collaborated with CSS to figure out long-term cash-flow-coding solutions for exchangeable bonds based on 70 deals with complex findings- Wrote database prototype UAT how-to document and performed UAT • Continuous Innovation Improvements (C2I) Projects | Spearhead in automation projects on streamlining existing processes - Developed user interface for existing Python code for non-tech people to use when downloading deal documents from EDMS- Created tracker for SFR monitoring monthly data by Advanced Excel and simplified data gathering process via merging multiple SQL queries and modifying existing Python codes, which saved 24 working days/yr- Combined two recurring monthly tasks, which resulted in 80% time reduction and 100% standardized on captured information- Presented, defended, and shared experience on C2I project during RRS+OPS Global Town-Halls to 700+ audience

• Analyzed data in U.S. Auto ABS 1. Collected investors performance data of 51 U.S. Auto ABS deals from 13 issuers (e.g. Honda, BMW) from Bloomberg, based on defined key terms, and created a systematic approach to restore the data through Python 2. Analyzed market trends in investment sector based on size, frequency of trading, and preference of investors 3. Classified top-60 active Auto ABS tranches holders by their investment strategies and business types with detailed background research for each of them • Assisted in consulting business with a US insurance company on monthly rating analysis 1. Interpreted and summarized 10 main JPN-RMBS deal features by querying capital structures of a portfolio (140 deals from 13 issuers) in WaterFall Editor 2. Derived business insights from the summary (including relations and discrepancies between US- and JPS-RMBS market) • Provided consultation to CSC on selecting new database for storing deals’ information along with profiles of investors and issuers

• Offered value-based information on social media to 500+ potential customers • Supported MC global career consultant to conduct consultations which led to sales