Chennan Qiu

Experience

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  Home Credit International

  Mar 2018 - Jun 2018

  Human Resources Intern

  · Coordinated with different departments; Planned various employee activities, including investment week.· Customized online platform for thousands of employees; Managed business travel related data using Excel VBA; Generated final activity reports for vendors and operating officers.

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  Bank Of China Limited

  Jul 2018 - Aug 2018

  Data Analyst Intern

  - Contributed to project of ‘Modelling and Analysis of High-end Client Loss’, cooperated with PwC. - Optimized SQL to extract and clean data; Selected appropriate short term lost definition via information value; Initiated logistic regression model with 16 variables; Assisted manager to increase client retention rate by 15%.

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  Guolian Securities

  Aug 2018 - Oct 2018

  Quantitative Analyst Intern

  - Extractedmassive valuable data from Wind and other channels; Drafted a research report of a biology company (Zhejiang Wowu Biotechnology Co., Ltd. 300375) with DCF corporate valuation model. - Wrote monthly financial industry rotation reports; Assisted manager to adjust monthly investment portfolio; Applied Python to optimize industry rotation models and multi-factor stock selection models.

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  Ivy Education Consulting Co., Ltd.

  Dec 2018 - now

  Founder&CEO

  - Manage 13 employers and teachers; Design and execute recruiting strategies both online and offline; Analyze monthly financial statements;

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  Goldman Sachs

  Jan 2020 - May 2020

  Data Analyst Intern

  - Focused on project ‘Corporate Bankruptcy Prediction’ to guide investment strategies as student analyst. - Processed large dataset with various financial ratios; Solved data imbalance problem via SMOTE algorithm; Used Lasso to select relevant features and reduce dimensions; Developed and adjusted different machine learning models, such as xgboost and neural networks. Reported to VP weekly.

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  Hearme.app

  Jun 2020 - Aug 2020

  Data Analyst

  ·Managed database and dashboard via MongoDB. Generated detailed user profile linking 7 tables.·Supported all data queries to boost market intelligence. Performed statistical analysis, text mining, like StandfordCoreNLP to extract phrase and predictive modeling to support data-driven new signup expanding, up to 180%. Conducted ad-hoc analysis to provide product insights at early stage to leverage user stickiness.·Designed B2C & B2B success metrics, created data pipelines and customized data visualizations in Python. Show less