SUMMARY:

• Having 9+ Years of experience in the design, development, deployment and maintenance of Web/Client - Server applications and middleware application using JAVA/J2EE related technologies.
• Successfully designed and implemented systems based on N-tier distributed architecture using J2EE technologies such as JSP, JMS, Servlets, Spring, Struts, Hibernate.
• Hands on experience with XML (DOM, SAX parser and SAX filters), HTML, CSS, AJAX JavaScript, Bootstrap and jQuery
• Proficient in Java Multi-threading, Synchronization, Collections and Exception handling concepts.
• Sequence, class and database diagrams are made using the UML (Visio) design tool.
• Experience in working of UML and using of Object Oriented analysis and design (OOAD).
• Developed pages using JSF, tag libraries and HTML, DHTML, performed client side scripting using Java Script and integrated Bootstrap for good looking and responsive design.
• Strong exposure working with J2EE design patterns like MVC, Front Controller, Singleton and Data Access Objects
• Experience in working technology JSF 1.2.
• Proficient in creating server-side components, designing and implementing Business Tier Objects, User Interface (GUI) design and development, Unit testing, debugging and Deployment.
• Experience in working on various Spring 3.0 modules with JDK 1.7(Spring MVC, DAO) along with Hibernate 3.0 as the back-end ORM tool for implementation of persistence layer and mapping of POJOs.
• Possess strong logical, analytical and problem solving skills with positive attitude.
• Implementation of Ant and Maven builds for deployment and development builds.
• Hands-on experience in XSD, XSLT and WSDL
• Developed web services using JBoss ESB and HornetQ messaging .
• Experience in working with different operating systems like Windows XP/Vista/windows7/windows8 and LINUX.
• Experience with multiple web and application Servers such as Apache Tomcat, Glassfish, WebLogic and JBoss.
• Well experienced in IDE’s such as Eclipse, JDeveloper and NetBeans.
• Experienced in code coverage using Log4j bug track and database manipulations using SQL Developer.
• Strong experience in RDBMS using Oracle 10g, MySQL, Postgres and SQL Server 7.
• Good Experience on Source Code Control tools like SVN and GIT.
• Experience of Web services technologies like WSDL, SOAP and REST.

TECHNICAL SKILLS:

Programming Languages: Java, Visual Basic, C#, PHP.

J2EE Technologies: Servlets, JSP, Custom Tag Libraries, JDBC, JNDI, Collections, Multi-threading, EJB, JMS, JSF, JAX-WS.

Web Technologies: HTML, HTML5, DHTML, JavaScript, jQuery, Ajax, CSS, CSS3, XML, DTD, XSD, XSLT, DOM, JSON

Databases: Oracle, MySQL, SQL Server, Postgres.

Application/Web Servers: Apache Tomcat, JBoss, Glassfish, WebLogic

Web Services: JAX-WS, Apache Axis 2, SOAP, REST

IDE: Eclipse, Net Beans, Developer.

Tools: Ant, Maven, SQL Developer, XML SPY, Jasper Studio

J2EE Frameworks: Spring, Hibernate

Version Control Systems: SVN, GIT

Testing/Logging tools: JUnit, log4J

Methodologies: OOA/OOD, UML Waterfall

Operating Systems: Windows, Unix, Linux

PROFESSIONAL EXPERIENCE:

Confidential, Herndon, VA

IT Developer/Engineer

Responsibilities:

• Involved in translating functional requirements into technical requirements.
• Involved in document analysis and technical feasibility discussions for implementing new functionalities.
• Demo the environment usage and security for new prospective customers
• Develop API examples for new prospective customers in different programming languages and platforms.
• Support auditors with environment details for every year certification.
• Monitor web services usage for customer bills.
• Create data transfer tools for customer mainframes or FTP servers.
• Used MAVEN scripts for Deployment.
• Infrastructure migration and obsolete device replacement.
• Monitor and support productive environment web services usage.
• Troubleshoot and solve production issues, separating the problem by system pieces and engaging the right people for solving the problem.
• Monitor security devices for thread occurrences.
• Keep certificates on date and PCI DSS compliant.
• Acknowledged different PCI DSS training to handle Credit Card information.

Environment: Spring web services, Java 1.6 and 1 7, SOAP, Design Patterns, XML, MAVEN, GIT, Oracle11 and 12c, Log4J, Linux Red Hat, Cisco Ace XML Gateways and BIG IP F5s.

Confidential, Laredo TX

Sr. Java Developer

Responsibilities:

• Analyze, design, develop and testing of Trade System and Supply chain applications using JSF, HTML, Java Script, CSS, iText for PDF generation, Tomcat application server, Postgres and Oracle data bases.
• Development and maintenance of stored procedures in Oracle databases.
• Production/Consumption of Web Services for interoperability among systems
• Usage of Hibernate for simple Object-Database mapping, transactions
• PDF generation, using iText and Jasper Studio reports.
• Worked with XML to store and read exception messages.
• Take leadership and ownership on the projects, delivering estimates to different customers and struggling to meet government changes on policies.
• Software architecture definition to schedule and transfer process outbound files to different customers and customer’s suppliers to fit the supply chain.
• Use Quartz to schedule data transfers and Java Mail API to acknowledge transfer results.
• Coordinate the team and develop the architecture to migrate MS Access hosted application for supply chain management to JSF, Spring, Hibernate and Postgres architecture software.
• Develop the requirements for the different components and explain to development the expected results.
• Coordinate the delivery time with developers and customers.
• Coordinate installation and software versions.
• Coordinate team review meetings for the different components.
• Develop main interfaces and components definitions using OOD patterns and Java programming language.
• Developed some of the components, mainly the initial ones to test the patterns and integrate the development team to the process.
• Developed some of the business logic components and services using JSF, Spring MVC, Hibernate and Postgress database.

Environment: Tomcat, Spring, Hibernate, Postgres, Log4j, Oracle 10g/SQL, Eclipse, Maven, GIT, Linux Fedora, SoapUI, SOAP, Java mail, quartz.

Confidential, Palo Alto,California

Information Analyst

Responsibilities:

• Involved in translating functional requirements into technical requirements.
• Use UML to display software design in peer review meetings
• Involved in document analysis and technical feasibility discussions for implementing new functionalities.
• Applied programming skills in different layers: JavaScript, Stored procedures, Java, ORM and report design at Jasper Studio.
• Integrated some JBoss ESB components to use HornetQ JMS.
• Developed various Database interaction objects with Hibernate ORM.
• Integrate JAAS to secure different application components with a single authentication method.
• Implement JWT with AJAX requests to enable RESTful web services authentication.
• Interact with JBoss BPM suite to handle credit inquire application status.
• Use JBoss BPM to develop new steps in the credit inquire application.
• Use mainframe APIs to interact with AS400 mainframe screen scraping
• Used ANT scripts for Deployment.
• Used GIT for versioning system.

Environment: JSP, Struts 1, JavaScript, CSS, HTML, JBoss ESB, EJBs, Hibernate, JBoss EAP Server, Jasper Server, Alfresco Server, Postgres DB, JAX-WS web services, Mainframe communication libraries (screen scraping).

Confidential, Plano TX

Java Developer

Responsibilities:

• Involved in gathering requirements from users.
• Wrote ANT scripts to deploy the components Support and maintenance to J2EE application called BOSS for Clinical research purposes,
• Using Jboss Server Version 5.1, Microsoft SQL Server version 2003, Spring MVC, jQuery, and Hibernate.
• Design and implementing the application flow using UML.
• Preparation of time estimations.
• Involved in Analysis, Design and Implementation/translation of Business User requirements.
• Performed Business Logic analysis to produce Use Cases, Architecture, Functional/Design specifications, sequence diagrams.
• Used design patterns like DAO, DTO and Business Delegate, MVC
• Involved in design and hands on development of Hibernate persistence design framework components. Implemented Persistence layer using Hibernate with annotations.
• Involved in database design and writing SQL Server queries, triggers, and stored procedures and invoking them from Components.
• Documented and streamlined business processes, including production and online distribution of product/processes.
• Designed and developed SOAP-based web services in Java.
• Used Hibernate as the persistence/ORM framework, for mapping the objects into Oracle10g Database.
• Used Design Patterns like Session Fade to restrict direct client access to Confidential Beans and provide caching of data.
• Involved in version control (SVN) of the application.
• Used Log4J for logging.
• Acknowledged HIPAA training to operate and handle with health systems information.

Environment: Java1.5, J2EE, Spring, Web Services, SOA, JDBC, SQL, JBoss Server, PLSQL, JavaScript, Log4J, JSP, XML, XSTL, DHTML, Linux (Red Hat), SOAP, ANT, UML, Servlets and CSS. Eclipse, sub version SVN, Windows 2007, SoapUI, JDeveloper.

Confidential, Mexico

Applications Developer

Responsibilities:

• Involved in translating functional requirements into technical requirements.
• Involved in document analysis and technical feasibility discussions for implementing new functionalities.
• Applied design patterns including Façade Pattern, Abstract Factory Pattern, DAO Pattern and Singleton.
• Involved in all stages of Software Development Life Cycle of workflow and support.
• Used core java and SWT for applet application to index image metadata.
• Involved in developing data transfer and transformation components to deliver data entry results to customers.
• Maintain business logic workflows in Savion BPM tool using Java language.
• Developed various Database interaction objects by implementing the DAO patterns and used JDBC as Model Component.
• Used ANT scripts for Deployment.
• SQL Server 2000 database was used, wrote stored procedures for common queries and DTS components to generate outbound to customer files.
• Use ETL tools to fit customer outbound files requirements for SQL Server 2005 databases.
• Design reports with SQL Server Reporting Services.
• Design reports with Crystal Reports for Visual Basic customers.
• Design ETL for data mining to data warehouses to allow administrative reporting.
• Used Eclipse as the Java IDE in the development of the application and Visual Studio 2005 for C# components.
• Web logic Server was used for some interaction with Savion BPM components and web services for some operations.
• Used SVN as source control management.

Environment: Core Java, Java 1.5 and 1 6, EJBs, HTML, .Net, SQL Server, SQL Server BI, Savion BPM, Atala soft imaging and OCR libraries.