Backend developer: As a java-based developer, I design backend service for chat room, restful APIs for app and website and implement project based on cloud service.
Data Engineer: ETL processing design and implementation including text and image file. Working on maintenance and turning of search engine cluster based on open source project SOLR. Query parser/tokenizer design and implementation.
1. Implementation about app and website backend projects.
2. Implementation service about chat room and video streaming.
3. Migrate legacy project to cloud service.
1. Working on maintenance, deployment and turning of search engine cluster based open source projects, which can provide keyword search service for over 100 million documents.
2. Keyword query parser/tokenizer design and implementation based on Solr/Lucene project.
3. ETL processing design and implementation for text and image file.
4. Customized web crawler implementation.