Main Work Experience

Duration:07/2018-Now

Role:Data Center Technician(Full-time)

Participated in the construction project of Ningxia Grid’s all-business unified data center, mainly responsible for big data exploration and daily maintenance of the data platform.
Involved in All-Bussiness Data Center Construction project, responsible for Database synchronization time optimization and feasibility discussions.
Using Maxwell to read and decode the binary log file from source database(Mysql), using python script to transfer the captured JSON changes to SQL, and using Kafka(message queue) and Apache-Nifi to synchronise and excute the SQL, finish the synchronization.
Shortened the delay time of synchronization between databases to 12 hours from 2 days.

The platform is built according to cloud platform architecture. Including Iaas, Paas nad Daas.
Storing data in different areas including electric power generation, transmission, transformation, utilization and distribution. Responsible for writing python scripts to filter sensitive information.

As a software developer, in the data center project team, completed the transformation of three systems from traditional MVC architecture to microservice architecture.
Based on Al

As a project manager, responsible for the company's 3 projects including AI image and video processing platform.
oin the AI and Big Data Innovation Lab as a researcher to explore and apply new technologies in power industry.

Duration: 04/2018-07/2018

Role: Intelligent Transportation Researcher(Internship)

Participated in the construction project of Wuhan intelligent vehicle and automatic driving test field，Responsible for testing traffic data collecting sensors and writing supporting documents, papers, patents.
Investigate the development of electric vehicles and smart roads by four steps: determine the purpose of the research, design the research plan, collect and sort out the data, and make the research report.
Heightened understanding of the combination of big data processing technology and traffic data collecting process.
Gained deeper knowledge on the business thinking pattern of solving problems, saving costs and win-win conceptions.

Duration: 01/2018-04/2018

Role: Big Data Developer at Data Center(Intership)

Responsible for analyzing the reason of user leaving.
Learned and used Hive and Hive SQL to query and calculate data in HDFS.
Adopted PCA to identify the most influential variables on the variance of the data and used density-based clustering to these variables to find out the common features of the users that changed their telecom operators.
Employed K-means algorithm to conduct preliminary tests, and concluded a strong positive correlation between operator change and factors such as service matching, mobile phone replacement and regional changes on the basis of the obtained data.