DAVID  AN 

 

Sr. Java Architect/Developer

 

                                                                                                                      PHONE:         240-668-4819.

                                                                                                                      E-MAIL:     WGAN_AN@YAHOO.COM

·  Proven self-motivate, self-learning and self-improvement and problem solving ability.

·  Achievements in SOA web based and GUI application system using web server  Tomcat, Weblogic, Websphere),  cloud(GAE, Cloudfoundry) frameworks( Spring, MVC, Struts, Hibernate, EJB) and database(Oracle, MySQL, MongoDB, NoSQL) as well as RESTFul, SOAP, web services.

·  Excellent hands on in JAVA, JavaScript , jQuery, J2EE, JDBC, JSP, Servlet, JSF, Html, Ajax.

 

Experience

 

Nov 2012- PresentMacrosolid(Germantown, MD)        Java Senior Architect/Developer    –NIH/NCI/USP/Cpt1

·              J2EE RESTful Could Service Batch Admin system architecture design and software implementation for IFM Spring Batch and Spring Bach Admin Service system. As a project starter, designed and implemented architecture, system software as well as development environment using Spring, Roo, Batch, MVC, RESTful API, MongoDB, AWS EC2. Enriching the system by NoSQL Cloud Application sub system integration using MongoDB, EC2 Linux Instance on AWS.

·              J2EE RESTful Web Service system architecture design and software implementation for Mono Family Service system. As a project tech and team beginner, starting from ground 0, designed and implemented architecture, system software as well as development environment. Including server sub-system, client sub-system, synchronization sub-system as well as Authorization system integration using Spring, JPA, Hibernate, Spring Roo, MVC, Security, Scheduler, jQuery, HttpClient. Enriched the system by implementing Solr Arpache-Lucene.

·               J2EE system architecture, software, web service and GUI web pages development for NIH and NCI J2EE application systems. Designed and implemented Terminologies Service web application system, FormBuilder web application system and so on. Using Spring Roo, JPA, Hibernate, Spring MVC, MongoDB, Lucene Search, jQuery, Javascript to provide RestFul API, web services and UI web applications. Formbuilder web application system integration using JSF, Spring, JBoss, jQuery UI.

 

Feb 2010- Nov 2012GUIDENT(Hernton, VA)                 JAVA Consultant                              – FDA/DOT/Exim-Bank 

 

Design and development of system architecture, software, GUI web pages and web services for the FDA (Food and Drug Administration) and DOT (Department of Transportation) and Exim-Bank(USA Export Import Bank)

 

·    Served as the Technical Lead for the development of the FDA FARM Issue Tracking system.  Responsibilities included system analysis, architecture/design, frameworks selection, Maven2 archetype configuration, front end user interface/GUI design, and software implementation as well as system integration.

·    Used JSF, Spring MVC, Hibernate, HTML/JavaScript/CSS and jQuery to develop web application and graphical UIs.

·    Served as the system architect for the development of the EIA SS system.  Design and development of J2EE system architecture, framework, GUI web pages and application software using Spring MVC, Hibernate and jQurey, HTML/JavaScript/CSS.

·    Served as the tech lead in the development of jQuery Over Zulu SOAP based web service and application system.  Design and development of J2EE system architecture, framework, web service client, JUnit test, jQurey, HTML/JavaScript/CSS and application software.

 

Jan 2008- Oct 2009OPTELECOM(Germantown, MD)   – Principal Software Engineer

 

Led and worked with a team of Software Engineers in the design and development of Siqura, a surveillance and video content management system (www.siqura.com).  Responsibilities included deriving user requirements and designing the architecture, functions and features, web pages, and interfaces, as well as system integration.

 

·    Developed the software and web user interface for the IP_VA service which allowed users to search/select/record videos, stream real time commands and access the database using Java, J2EE, Struts, Spring MVC, Hibernate, JUnit, HTML,  Javascript, Ajax, jQuery, MySQL, JDK, Java6 (NetBean), GlassFish, SOA, etc.

·    Developed SiQ-VM service for remote processing, using: J2EE, Struts, Spring, Hibernate, Html, xml, Javascript, Ajax,  jQuery, JBoss, Eclipse, Ant, SQL Server, JDK, SVN, etc.

 

Oct 2004- Dec 2007CORNET TECHNOLOGY(Spring Field, VA)               – Senior Software Engineer

 

Designed and developed system software and GUI web page for video systems (www.cornet.com).  Responsibilities included deriving user requirements and designing the architecture, interfaces, function partitioning, and web pages. 

 

·    Developed the software and web page for IpG4 network and user management system using: Java, J2EE, Struts, JDBC, SQL Server, Html, xml, Javascript, Ajax, jQuery, JSON, JBoss, Eclipse, Ant, JDK, SVN, etc.

·    Developed the web interface for CSoP4v database information management system including a fully functional V2oIP crossing TDM, using C++, Java, J2EE, JDBC, Oc4j, EJB, Html, xml, Javascript, Ajax, JUNIT as well as JBoss, Eclipse, Ant,  JDK, SV, etc.

 

Feb 2001- Sep 2004HUGHES NETWORK SYSTEMS(Germantown, MD) – Principal Engineer

 

Designed, developed and implemented software for satellite communication network products. (www.hns.com)

 

·    Developed RDA software information services, multimedia display, and web GUIs using TCP/IP/UDP/RTP/RTSP/SNMP3, UML, Unix, JAVA, J2EE, JDBC, Oracle9, Html, xml, Javascript, EJB, JMS, JBoss, Eclipse , Ant, JDK, ClearCase, etc.

·    Developed PMA system JAVA, J2EE, JDBC, SQL Server, JBoss, Html, xml, Javascript, JMS, EJB  in Eclipse, Ant, JDK, ClearCase, UML and released in both Unix/Linux and Windows environments.

 

 

 

Education

 

 

Bachelor of Electronic Engineering, Beijing Union University, 1988.