
Shenghan ZHANG
Skills
Timeline
Professional experience for Shenghan ZHANG
- Current 4 years and 6 months, since Jan 2021
Personal Studies
Personal Studies
Already done: Data Structure Learning, developed python and java ability to advanced level, better data visualization skills and data analysis ability, trained multiple Psychometric Tests. Learning: coursera NoSQL Certificate, Machine Learning Certificate.
- 7 months, Jun 2020 - Dec 2020
NLP Engineer
University of Mannheim
CODALAB PROJECT “Contextual Emotion Detection in Text” . The project aimed to build an emotion recognition system that can recognize the emotional changes of chatters in online chat conversations. Machine Learning & Data Analysis: Used 10 deep learning model Variants through Tensorflow and Keras based on LSTM, GRU, CNN for supervised learning. After model training, it finally reached precision 91.1% and recall rate 89.5% in the recognition of dialogue emotions.
- 9 months, Jul 2018 - Mar 2019
Data Scientist
Springer-Verlag GmbH, Heidelberg
Team Project “Integrating Product Data from Web” (School-Enterprise Cooperation Project) The project aimed to compare multiple commonly used products about its pricing on different websites. Model Training: Supervised Leaning Models were performed on the obtained data. Through comparison with 2,000 manually labeled products, finally achieved the precision 84.3% and the recall 76.5%. Data Visualization: Used Tableau to visualize data, to provide data support for the final project implementation.
- 3 months, May 2014 - Jul 2014
Agent of Futures
GUOMAO FUTURES LTD
Marketing Analysis: Analyzed the operation results of corporate hedging, and provided the research department with an analysis report on the willingness of the company to participate in the project. Helped the research department improve the performance of project by about 14%.
- 8 months, Jul 2013 - Feb 2014
Sales Management
Baidu Inc.
Data Analysis: based on data from Baidu Map (relevant to Google Map) analyzed customers preference in B2C industries. Sales Performance: through providing reports, cold calls and visits, finally reached 40+ effective customers every day, and signed about 50+ customers every month, achieved the top 15% of the department.
Educational background for Shenghan ZHANG
- 4 years and 11 months, Feb 2016 - Dec 2020
Business informatics
University of Mannheim
- 3 years and 11 months, Sep 2009 - Jul 2013
Information Management and Information System
Beijing Forestry University
Languages
Chinese
First language
English
Fluent
German
Intermediate
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