Mengchen C.

About Mengchen C.

I hold a master\'s degree at the University of Chicago in Computational Social Science…

Experience

1. Sr Developer - Data Science and Analytics

   TransUnion

   Jul 2022 — Present · Chicago, IL, US

   Designed and executed machine learning algorithms for real-world predictive analytics in a production environment• Built predictive models and researched upon consumer behaviors and records leveraging computing clusters with hundreds of nodes and in-house petabyte big data• Developed programs for data extraction, segmentation, and statistical analysis on millions to billions of population datasets using languages such as C/C++, Python, R, SQL, and proprietary parallel computing platforms• Delivered analytic insights and recommendations in succinct and compelling presentations for internal and external customers and executive audiences, in addition to maintaining progress on all initiatives under limited direct supervision• Contributed to projects involving descriptive, predictive, and prescriptive analysis leveraging a variety of techniques (such as machine learning, neural networks, clustering, variable selection, segmentation, principal component analysis, Monte Carlo simulation, scenario and sensitivity analysis)• Deployed innovative research and leading-edge applications in the forefront of data science, ML, and AI techniques to credit and finance industriesTOOLKITS: C/C++, Python, R, Shell, AWS, Google Cloud, Spark, SQL, Git