Leon Liu
520-***-**** adyrbg@r.postjobfree.com Green Card Holder
Professional Summary
• Oracle Certified Java programmer
• Certified Scrum Master
• 8+ yrs Java development.
• Served BMW, T-systems, Danaher, GE.
Work Experiences
Java Developer & Scrum Master
BMW R&D Center, Shanghai,CN 11/2021 to 07/2023
• Worked with a large team of Java and front-end developers to maintain and improve myBMW APP.
• Worked with front-end developers to complete improvements to the APP suggested by the Product manager team using Spring boot,Spring security,JPA, Redis, and GIT.
• Implemented caching technologies using Spring and Redis
• Wrote test cases and unit test using JUnit.
• Organized agile development process as Scrum Master.
Senior Java Developer
Xincheng Technology Ltd, Shanghai, CN 02/2017 to 10/2021
• Worked in a membership sales e-commerce website project.
• Developed web applications and RESTful APIs using Java, Spring boot, Spring MVC, Thymeleaf, MyBatis, Redis, MySQL and GIT.
• Performed CRUD operations.
• Integrated Spring Security to validate users.
• Used JUnit for unit test and integration test for new functionality
Java programmer
DSSI Company, Chandler, AZ USA 09/2013 to 01/2017
•Developed pharmacy system and medical system for McKesson using Java Spring MVC,Hibernate, Jquery, Oracle 11 and Sysbase IQ.
•Developed auto-scan function for Xerox using C# and ASP.NET MVC 5 .
•Developed Google plugin to enable auto-scan function easier and faster using auto-scan function.
Project Manager
Danaher Group, Hach Company, Beijing, CN 01/2008 to 08/2013
•Successfully implemented CRM system using Oracle Siebel CRM and rollout to all sales branches.
•Implement Data Mining using SPSS to analyze market trends.
Consultant
T-systems, Deutsche Telecom, Beijing, CN 01/2002 to 10/2007
•In Porsche DMS project, worked as ERP consultant responsible functions includes accounting module, CRM module, work flow using Microsoft Dynamics.
•In Timken India ERP project, implemented accounting FI/CO modules using SAP includes accounting, cost control and fix asset management.
Java Programmer Internship and co-op
GE Power Systems, Schenectady, NY, USA 03/2000 to 10/2001
•Wrote awarded e-commerce software with Java, JSP, Oracle 8i and WebLogic.
•Leadership award by GE for excellent organization and programming skill
Education
MBA 1999.8-2001.2
Rensselaer Polytechnic Institute - NY USA
Bachelor of Computer Science 1992.7-1996.7
Fuzhou University - Fuzhou, China Major in: Computer Science