Lean Xu

Lean Xu has extensive experience in the field of database administration and software development. They currently work as a Principal Database Engineer at O'Neil Digital Solutions since September 2022. Prior to that, from October 2016 to September 2022, they served as a senior DBA at Horizon8. From June 2014 to October 2016, they worked as a Senior DBA at HengTian Services LLC. Lean also had previous roles as a Senior DBA at Strong Education & Technology Corp from June 2013 to June 2014, and as a Database Administrator at Real Life Network Technology Ltd from June 2011 to June 2013. Lean started their career as a Database Administrator at Shenzhen Zhongwangcai Wangluojishu Co., Ltd. from September 2009 to June 2011. They also worked as a Java Software Developer at BAOXUN E-commerce LLC from March 2007 to August 2008.

Lean Xu completed a Master of Computer Science degree at California State University Channel Islands from 2021 to 2023. Prior to that, Lean Xu obtained a Bachelor of Arts degree in Liberal Arts and Sciences from the University of the West from 2019 to 2021. Lean Xu also attended Beijing Institute of Petrochemical Technology from 2005 to 2007, where they studied Electronic Business. In addition to their formal education, Lean Xu has certifications in Oracle Database Administration, including the Oracle Certified Professional - Oracle 10g Database Administrator and the Oracle Database 10g Administrator Certified Master. Specific dates of obtaining these certifications are not provided.