SUMMARY:

• Experience for more than 8 years in developing Enterprise applications using Java 2 Platform Enterprise Edition ( J2EE ),
• Experience for more than 10 years in RDBMS. Focus on database design, maintain, stored procedures, Data Extract, Transform and Load.
• In - depth knowledge of Software Development Life Cycle (SDLC)
• Hands on experience on UML, for developing application specific Object model, Use case diagrams, Class diagrams, Sequence diagrams and State diagrams.
• ETL structured and unstructured data from different sources to Oracle database up to G bytes.
• Solid experience with Spring, Struts, Hibernate, JDBC, and EJB.
• Strong and extensive experience in using Java/J2EE (JDK 1.5, Servlets, JSP).
• Solid experience in developing and deploying J2EE components using application servers like IBM WebSphere, WebLogic, JBoss and Apache Tomcat.
• Experience in Web technology such as CSS, Javascript, XML, JSON, SOAP, AJAX, HTML5
• Hands-on experience in IDE Tools: Eclipse, Netbeans, Webstorm.
• Experience in developing and maintaining both front-end and back-end.
• Solid skills in database Oracle, MySQL, MariaDB, MS SQL SERVER.
• Experience in version control using SVN, CVS, Github.
• Expertise in SQL and PL/SQL programming.
• Solid experience in Oracle database administrate, backup, recovery and tuning.
• Excellent team work ethics, quick understanding capability
• Excellent at data analysis in Business Intelligence and KPI design.
• Excellent at data architect. Reversing, designing and optimizing database.
• Proficient at Office and VB scripts, good at using Macros to do repetitive work.
• Excellent at Project, Office, ORACLE, MYSQL, SQLSERVER, PowerBuilder, FoxPro, VB, C, Java, Visio, CVS, VSS, PowerDesigner, SAS, Matlab and R.
• Work experience in object-oriented analysis and design, involved in a team environment to meet challenges and milestones for the organization.
• Enjoy learning new tools, techniques and methodologies to face challenge projects and solving different problems.
• Excellent team work ethics, good communication, interpersonal and learning skills with strong presentation skills, and ability to interact with people at all levels.
• Good at in Experiment Design, Time series, Multivariate research, Linear analysis, Spatial statistics, Data Modeling, Machine learning and Simulation.

TECHNICAL SKILLS:

Languages: Java, Javascript, JQuery, SQL, PL/SQL, PowerBuilder, FoxPro, VFP, VB

Design Patterns: MVC, Business Objects, Business Delegates, Transfer Objects, Session Fa ade, Singleton, Front Controller, Dependency Injection, Data Access Objects, Service Locator, Interceptor

Web Technologies: JSP, Servlet, Java Beans, EJB, JDBC, Hibernate, Spring, XML, HTML5, JSF, CSS, JavaScript, JQuery, Bootstrap

RDBMS: Oracle 7/8i/9i/10g, MySQL, SQLServer, MariaDB, Microsoft Access

Web Servers: Apache - Tomcat, WebLogic

Development Tools & IDE: Eclipse, NetBeans, Oracle SQL Developer, Webstorm

Tools: Log4j, JUnit, CVS, SVN, Maven, ANT, Project, Visio, VSS, Powerdesign

Operating Systems: Windows 7/Vista/XP/2000/NT, Unix, Linux, Mac OS X

PROFESSIONAL EXPERIENCE:

Confidential

Java Developer

Responsibilities:

• Performed Developer duties including: Website Design, DNS, Email System.
• Involved in in complete software development life cycle with Object Oriented approach of clients business process and continuous client feedback. Analyzed the user requirements and specifications for deciding the flex component needed to be developed and their interaction, implemented Web services for interacting with front-end tools developed in different technologies.
• Involved Worked on designing and developing a complete service oriented system based on SOA principles and architecture in agile development environment.
• Proactively performed duties including: database backups, restores, and performance tuning.
• Performed DBA duties including: Space management, Database Security, Copy/ Modification Creating Databases in all environments, Troubleshooting defragmentation of objects and databases.
• Solid skills in database Oracle, MySQL, Access and MS SQL SERVER.
• Expertise in SQL and PL/SQL programming.
• Solid experience in Oracle database administrate, backup, recovery and tuning.
• Excellent team work ethics, quick understanding capability
• Excellent at data analysis in Business Intelligence and KPI design.
• Excellent at data architect. Reversing, designing and optimizing database.
• Proficient at Office and VB scripts, good at using Macros to do repetitive work.
• Excellent at Project, Office, ORACLE, MYSQL, SQLSERVER, PowerBuilder, FoxPro, VB, C, Java, Visio, CVS, VSS, PowerDesigner, SAS, Matlab and R.
• Work experience in object-oriented analysis and design, involved in a team environment to meet challenges and milestones for the organization.
• Enjoy learning new tools, techniques and methodologies to face challenge projects and solving different problems.
• Good at in Experiment Design, Time series, Multivariate research, Linear analysis, Category analysis, Spatial statistics, Data Modeling, Machine learning and Simulation.

Environment: Java 1.5, J2EE, SOA services, JPA, JSP, JSF, Eclipse, HTML, DHTML, XML, JSON, JavaScript, JQuery, Bootstrap, AJAX, Weblogic 10.3, ANT, CSS, JMS, Oracle 10g, SQL, Pl/SQL, Linux

Confidential, Arkansas

Teacher Assistant

Responsibilities:

• Facilitate a discussion section or tutorial;
• Hold weekly office hours;
• Grade homework, programming assignments, exams, or projects;
• Keep records; distribute and copy reading materials;
• Prepare answer keys or supplementary notes

Confidential

Sr. Java Developer

Responsibilities:

• Used Struts validator framework to automatically validate user inputs.
• Created tile definitions, struts-config files, validation files and resource bundles
• Extensively used struts Action and Form Classes (Action, DispatchAction) which will validate the input forms (Form Beans populated by JSP pages) based on the business logic.
• Develop, implement, and maintain an asynchronous, AJAX based rich client for improved customer experience.
• Created O/R mappings and implemented persistence layer using Hibernate.
• Involved in designing the data model for the system
• Used J2EE design patterns like DAO, Value Object, Service Locator, MVC and Business Delegate
• Developed the application on WebSpehere Application Server
• Integrating existing J2EE applications into WebSphere Portal and enabling Web Services on Portal Server.
• Developed/Customized Java Server Pages (JSP) for Customer User Interface (UI)
• The business layer is based on Spring framework and persistence mechanism used is Hibernate.
• Developed Controller Classes and Data Management Classes using Spring Frame work.
• Developed web tier using Struts tag libraries, CSS, HTML, XML, JSP, Servlets
• Involved in writing test cases using JUnit
• Used CVS tool for Version control
• Used web services in production analysis
• Developed Secured Single Sign on pages using SAML SSO.
• Implemented Connection Pooling and deployment of applications in WebSphere App server.
• Support for System testing and User Acceptance Testing
• Involved in migrating code from development to QA, QA to UAT and UAT to Production environments.
• Release management of the code between different environments.
• Developed and maintained Ant Scripts for the build purpose on various environments.

Environment: Struts, Hibernate, Spring, JSP, Oracle 9i, AJAX, SAML, ANT Java Script, HTML, CSS, RAD, Web sphere 6.0, web services, WebSphere Portals, JDK 1.4., JUnit.

Confidential

Project Manager

Responsibilities:

• Code in PowerBuilder, middleware using Jaguar, database using Oracle, developed in B/S mode under agile methodology.
• Upgrade structured, semi-structured and unstructured data into Oracle database for 3different cities and serving more than 3 million electric consumers.
• Worked up to 200 hours in two weeks for achieving a very important milestone.
• Coded up to 20k lines stored procedures in PL/SQL for higher performance.
• Manage a team of 6 people. Assign team member tasks, and motivate them to meet deadlines.
• Data analysis and forecast. Developed hundreds of reports for data analysis.
• Responsible for Oracle database operation, maintenance, troubleshoot, monitor, backup, and recovery.