He Zhang

Junior Research Assistant

Singapore

About

Experience

  • Junior Research Assistant at National University of Singapore
    Apr 2015 - Present · 11 yrs 4 mos

    •Address the categorization and representation problems in community-based health services •Study on professional health provider released data •Evaluate Naïve Bayes, KNN, Decision Tree and SVM on health data categorization •Evaluate Term-based, Domain Specific and LDA-based methods on health data representation •Develop web crawlers in Python for Image Data on Flickr, Text Data on NLPjob and Video Data on Youtube •Develop an extraction and statistic tool in Python for job titles information in LinkedIn text data •Develop a tool in Python to import data from thousands of excel files to MySQL database automatically

  • Full Stack Software Enginner at IBeautyGuru
    Apr 2015 - Dec 2015 · 9 mos

    •Responsible for the maintenance of system architecture with Linux+Apache+MySQL+PHP •Responsible for the maintenance of the database system with MySQL •Responsible for the extension and maintenance of the server side API with Yii2.0 framework(PHP) •Responsible for the extension and maintenance of the client side application with Ionic framework (HTML5/CSS3/AngularJS/Cordova) for iOS, Android and Mobile Web platforms.