Core competencies that create value for a company: Transform data into value by abstracting problems through data and designing solutions to improve efficiency for customers: 1. Initiated a machine learning project to predict patients' outcome in 2 medical tracks for patients allocation optimization at Massachusetts General Hospital.(originally designed crossover model training, documented in post)2. Analyzed and predicted Suzhou (GDP rank 6th in China) economic trend, used machine learning models to provide suggestions for mayor of Suzhou Lubao Cao about tax refunding, helped industries boosting after COVID-19.3. Kaggle competition (machine learning) Expert, got 3 medals, rank 353 out of 205,649 (top 0.17%)worldwide. Experienced in solving real-life problems by various models using business-meaningful metrics. (https://www.kaggle.com/mianwang1024/competitions)4. Got perfect score in Math in 2020 Jiangsu province civil service enrollment exam in China by practising 50 hours, less than 0.1% graduates made perfect score in Math, total score rank top 0.24% in 336,149 graduates(https://js.huatu.com/wenku/1205998.html , row 764). Passed the most fierce competition in China: the civil service examination with an admission rate of < 2%, my pass rate was 100%, passed 3 positions (including Taxation and Market Supervision bureau) and served central bank of China. 5. Discovered the imbalance between supply and demand in the market, formulated an arbitrage strategy with an annualized return rate of 4% without principal, and assessed the risk through 4 channels to be less than 0.5%. Earned income while providing liquidity to the market, improved KPIs for collaborators.6. Discovered regularities in Optiver trading simulation, implemented AB testing on strategy permutations, made accounts ranked 3rd, 4th, and 5th among 193 accounts. (strategies documented in post)7. Good at finding regularities, hidden information and relationships between data from various dimensions. Certified by China High IQ Association (www.shenghan.org, member ID 2232) with a mathematical intelligence of 140. 8. Got 169 out of 170 in GRE quant (top 6%) in 2022 after practising 3 hours.9. Solved 61 mental math in 120 seconds on zetamac.com by practising 2 hours (video record in post).3 years of experience in finance/healthcare working as a data scientist/analyst with Data Science, Computer Science, and Electronic Engineering academic background. Work/study 60-80 hours/week since 2023-01-23. Available for work (7AM-10PM)*365.