SUMMARY:

• 18 years experience in the information technology industry.
• Full lifecycle software development experience including requirement analysis, design, coding, testing and documentation.
• Strong skills in analytical, communication, organization, interpersonal and teamwork gained through projects development.

TECHNICAL SKILLS:

Programming Languages: Java, J2EE (Session Beans, Message Driven Beans, JSP, Servlet, JMS, JMX, JTA, JDBC, JNDI), XML, UML (Use Case, Class, Sequence, and others), SQL, Stored procedure, Trigger, HTML, JavaScript, jQuery( flot, jsTree), Dojo,C/C++.

Servers/Platforms: BEA WebLogic 10, IBM WebSphere Application Server 7.0, IBM WebSphere Application Server 8.5, IBM MQ Series, Apache Tomcat, ActiveMQ, MQ Series, Tomcat 7.0, JBoss, Tuxedo, AS/400, Windows and Unix.

Architecture/Frameworks: Hybris5.4, Hibernate, MyBatis, Spring Web Services, Apache Axis2, JAX - RS, Struts, Tiles, Spring MVC, JSF, Ant, Maven, Spring, Task scheduling, Ehcache, Websphere Portal, Service Broker, RUP, JavaMail, ibatis, JAXP, jBPM, Hadoop, Hive, Ruby, sqoop, Hbase, Apache Lucene, Apache Solr, RESTful web services, REST API, REST Java client, Selenium, npm.

J2EE Design Patterns: Data Access Object, Data Transfer Object, Service Locator, Business Delegate, Session Facade, Factory and Singleton, Composite.

Databases: Oracle, DB2, Microsoft SQL Server, My SQL.

Software: Eclipse SDK 3.4, IBM Rational Application Developer (RAD) 6.0, IBM Websphere Application Studio Developer (WSAD ) 5.1, WebLogic Eclipse Plugin, Rational ClearCase, TOAD, CVS, PVCS, subversion,Git, Perforce, Visio, Oracle SQL Plus, Adobe Photoshop, ChartFX, hybris hmc, hybris hac, splunk, Postman, Apache Solr Query screen, BitBucket.

PROFESSIONAL EXPERIENCE:

Confidential

Consultant

Responsibilities:

• Develop of Program detail page that have pagination, search and sorting feature using RestTemplate, Hybris FlexibleSearchQuery, Spring MVC, Node.js, jQuery, Ajax.
• Develop program connect HttpSolrServer to extract KeepStock Orders data and load them to Solr through Apache Solr Query screen
• Develop Print Label program to call CS service and generate pdf using Spring MVC rest client, jQuery, Node.js.
• Clean up deprecated OSSC codes, hybris tables, and data.
• POC of query and cache discontinued/clearance items by program using Ehcache, Spring MVC, RestTemplate, Hybris FlexibleSearchQuery.
• Query Alternative for discontinued items, compare and replace using RestTemplate, Hybris FlexibleSearchQuery, Ajax, jQuery, Node.js.
• Dynamic refresh product’s available time(RTA) when order quantity is changed using Ajax, jQuery, Spring MVC etc.

Environment: hybris 5.4, hybris hmc, hybris hac, splunk, Postman, Apache Solr Query screen, BitBucket, REST Java client, Spring task scheduler, Spring MVC, Spring security, Java mail, apache Velocity, Mokito, Node.js, JSP, jQuery, CSS, jQuery, Jenkins, Git, Oracle database.

Confidential

Systems Architect

• Environment set up(Both for Windows and Linux) for Java, SSL certificate, Tomcat Server, Postgres database, Eclipse, Maven build and deploy.
• Application architecture design, include UML diagram, front end and backend design documentation.
• Develop backend synchronization job using Spring task scheduler, REST API, REST Java client, JAXB, Java refletion, XStream.
• Develop backend email notification job using Spring task scheduler, spring, Java Mail, apache Velocity.
• Develop backend connect to connect to database using JPA.
• Develop web front end using JSP, spring MVC, CSS.
• Performance tuning using Eclipse Memory Analyzer

Confidential

Consultant

• Develop web front end using JSP, JavaScript, Ajax, jQuery, struts, spring security, spring MVC.
• Develop backend connect to connect to database using Hibernate.
• Develop backend job processing data using Quartz.
• Develop scripts, stored procedure to upgrade data of SQL server, Oracle, DB2 database.
• Develop automation test for various test cases using Selenium and Junit.
• Develop web front end using JSP, JavaScript, Ajax.
• Develop backend connect to connect to database using Hibernate.
• Develop backend job processing data using Quartz.

Environment: Apache Axis2, Hibernate, Spring MVC, quartz, Maven, Sonar, Nexus, Jenkins, Subversion, SQLSever/Oracle/DB2 database.

Confidential

JAVA and HADOOP Consultant

• Develop web front end using JSP, JavaScript, Ajax, jQuery, jsTree.
• Develop web front end chart using flot.
• Create JAX-RS RESTful web services, Business Object, DAO object.
• Work on web application using Spring MVC.
• Develop service to connect to Hbase to get data from Hadoop.
• Develop map-reduce job to monitor and process input file, insert into hadoop and My SQL databse using shell script, ruby, hive, sqoop script.

Environment: JAX-RS, MyBatis, Spring3.0, JAXB, Task scheduling, Ehcache, Ant, Maven, Maven Ant Task, jQuery, flot, jsTree, Spring MVC, JBoss5.1, Subversion, My SQL database, Hadoop, Hive, ruby, sqoop, Hbase.

Confidential

Senior Java Developer

• Responsible for new development of Chrome(first consolidation project) using Web Services, Hibernate, Spring, Weblogic, stored procedure, DB2 database, Autosys.
• Implement java process format input data, call stored procedure load 6 million rows of trade data and thousands of rows of dispute data into chrome using spring, jdbc template, stored procedure, ant.
• Design and implement automatic data load control and monitor process using spring, hibernate, stored procedure, view, ant, autosys.
• Develop MID data migration program using spring, jdbc templete.

Environment: Axis2 Web Services, Hibernate 3, Spring, Weblogic, DB2 database, Perforce, ant.

Confidential

Senior Java Developer

• Responsible for new development of GTM project using Web Services, Hibernate, SpringjBPM, Tomcat, My SQL database.
• Implement Spring Web Service to accept request, save into database using hibernate and call jBPM process.
• Design and create MySQL database table, hibernate config, spring configuration.
• Integration with Web service, Spring, jBPM.
• Design and implement jpdl, jBPM workflow, jBPM configuration.
• Implement Spring integration using channel.
• Create JAX-WS web service client and JMS web service client for testing.

Environment: Spring Web Services, Hibernate 3, Spring, jBPM 4.3, Tomcat 6, My SQL database, Subversion, Maven, ant, Soap-UI.

Confidential

Senior Java Developer

• Design and Create Oracle database tables, loading initial data.
• Implement Oracle stored procedures to analysis data and performance, views and triggers.
• Design and develop web front end applications using Struts, java, Servlet, XSLT, XML, HTML, JavaScript, Ajax, Tomcat.
• Write Production deployment and support document.
• Production support.
• Work with DBA set up link server on SQL Server.
• Design and Create Oracle database tables.
• Build and develop NCR replication process using SQL Server, Oracle 11g, stored procedures, Open query, Trigger, SQL job and Oracle job.
• Write Production deployment and support document.
• Production support.
• Production deployment and support.
• Responsible for large data migrations and data merge as a result of company merge.
• Develop new web front end screens using Struts, java, Servlet, XSLT, XML, HTML, JavaScript, Ajax, Tomcat.
• Implement AS/400 stored procedures, views and triggers.
• Develop stand alone java process send updated data to NCR using Spring, ActiveMQ, ibatis, jms, JTA, Quartz.
• Deploy application changes to QA and PROD.
• Design and develop web front end applications using Struts, java, Servlet, XSLT, XML,HTML, JavaScript, Ajax, Tomcat.
• Implement back end business logic using stored procedures, triggers, SQL Server, Oracle.
• Design and Create database tables, loading data .

Environment: J2EE,Spring, Struts 1.2, XSLT, Ant, PVCS, TortoiseSVN, HTML, JSP, JavaScript, Ajax, XML, JDBC, SQL, TOAD, ActiveMQ, ibatis, jms, JTA, Quartz, Eclipse, Log4j, stored procedure, trigger, open query, iSeries, SQL Server 2000, Oracle 11g, DB2 V6R1JIRA,PVCS, Subversion.

Confidential

System Engineer

• Redesign and develop the whole application using J2EE recommendation.
• Design and develop web front end using Struts, JSTL,HTML, JavaScript, Ajax.
• Create Business Delegate, Session Facade Session Bean and DAO object.
• Design and Create database table .
• Retrieve configuration from XML file using JAXP.
• Deploy application changes to QA.

Environment: J2EE(Session Bean, Business Delegate, Session Facade, DAO object), Struts 1.2, JSTL, Ant, ClearCase, HTML, JSP, JavaScript, JSTL, Windows, JDBC, SQL, TOAD, Hibernate, Eclipse, Log4j