SUMMARY

• J2EE/Web-based Application System Architecture Design, Implementation, Configuration, Deployment, System Support and Documentation.
• Business Process Management (BPM, workflow-based) Application system design, implementation, deployment.
• Object-oriented design, implementation and testing.
• Application System Design, System Integration and Interface design.
• Advanced multi - threaded programming in Java, C++, and C.
• Advanced Java, C++, C programming in UNIX, Linux and windows.
• Object Relational Mapping (Hibernate, Ibatis and Torque).
• Web service design and implementation including soap-based web services and restful web services.
• Advanced UNIX Network Programming using Socket, Pipe, Shared Memory, Message Queue, Threads, TCP/IP and UDP/IP including synchronous and asynchronous communication.
• CORBA Server development in UNIX using Orbix (IONA Technologies).
• Strong System Analytical and problem-solving skills from OS layer to Application layer.
• Advanced database (Oracle/Sybase) application interface design and implementation using Pro*C++, PL/SQL, SQL*Plus, Oracle OCI interface
• Digital image data processing and analysis using Geographical Information System (GIS).

TECHNICAL SKILLS

• Platforms: Linux, Sun Solaris UNIX, HP UNIX, IBM AIX, Windows XP, Windows 10, VxWorks, Nucleus.
• Programming languages: Java, C++, C, JSP, Servlet, Java Scripts and Ajax (DWR, Taconite).
• Database: Oracle 12c, Sybase, MySQL. PL/SQL, Pro*C/C++, Oracle OCI Interface.
• Open source frameworks/Tools: Hibernate, Torque, Ibatis, Structs/Structs2, JSF (2.0), primeface (5.1) DBForm, and Posix Thread. Eclipse and Netbean, CVS, Subversion, protocol buffers, spring batch, spring boot, Django.
• Web Application server: Weblogic, Jboss and Tomcat
• Other Programming Languages: VC++, C#, MFC, HTML, XML, UNIX shell scripts, Perl, Prolog, and Ada, PHP, Verilog.
• Case Tools: Purify, dbx, RCS, Clearcase, Perforce, SVN, Rational Rose, Rouge Wave, STL, JavaScript, PHP, Angular JS, Eclipse, ant, Maven, Tomcat, Apache.

PROFESSIONAL EXPERIENCE

Senior Software Engineer

Confidential

Responsibilities:

• Designed, implemented, tested and deployed Restful Web service by using spring boot framework in backend tomcat server with H2 in memory database, Postgres, and real time timescale DB.
• Designed, implemented UI interface by using Angular 7 framework.
• Designed, implemented WebSocket interface for system alert and user notification.
• Designed, implemented Django web services layer by using python.

Senior System Architect, Senior Software Engineer and System Integration specialist

Confidential

Responsibilities:

• Designed, implemented, tested and deployed two third-party systems integration to the Workday system by using Workday soap-based web services and the restful web services provided by third party vendors. Also use SoapUI for web service interface testing, Also automatically generated Excel or PDF doc for integration status and customer reports.
• Designed, implemented, tested and deployed a java standalone application to process Workday payroll data by using Workday report as a web services and Workday Payroll, HCM, Financial and integration web services.
• Designed and implemented Workday automation testing system.
• Designed a HTML interface to automatically load XE Currency to Workday.
• Developed multiple Workday EIB (Enterprise Interface Builder) to load HR and Payroll data to Workday system
• Technically supporting Workday payroll, absence management, and time tracking systems including system configurations, building report, pay calculation and trouble shooting. Also took payroll, absence management and time tracking professional training from Workday.
• Designed and implemented java web application by using java scripts, primefaces and MySQL database.

Confidential

Senior IT Consultant working for Jeppesen

Responsibilities

• Designed and implemented feature-rich web application UI and managed beans with JSF, primefaces framework 5.2. Intensively use Ajax with data table and other main UI components.
• Designed and implemented data table scheme with hibernate, JPA, JUnit test and oracle database.
• Designed and implemented data loader (from XML data to oracle data table).
• Batch job scheduling and management implemented by Quartz and spring batch.
• Integrated with Jeppesen data center to retrieve obstacle data (points and line) and generate customized text file with different type delimiter and corresponding GIS shape file.
• Use ESRI ArcMap to review GIS shape file.

Confidential, Colorado

Senior IT Consultant

Responsibilities:

• Designed and implemented a web application system prototype.
• Designed and implemented Confidential Integrated Network Monitoring/Testing and Control System.
• Migrated the former MCI DS3 auto testing system to Confidential auto testing system which includes Web services, Corba and TCP/IP interfaces with Unix pthread and Java threads
• Design and implement J2EE/Web based E-Commerce system including web-based online store builder, shopping cart, credit card processing, online status track and the interface with Google GIS location map and build system prototype.
• Installed and configured Jboss application server and MySQL database server.
• Set up and configured Hibernate, Structs and JSF (2.0) framework.
• Designed Database Schema and Sql scripts.
• Designed and implemented online data transaction component.
• Designed and implemented the GUI for item search using Ajax, Ext.js and java servlet and java server faces (JSF 2.0)
• Designed and implemented real time system monitors and control tools using java. Ajax, java script..