SUMMARY:

• Over 6 years of experience in Java/J2EE with full Software Development Life Cycle - Software analysis, design, architecture, development, testing, deployment, and maintenance.
• Proficient in developing web-based applications, and client-server distributed architecture applications in Java/J2EE technologies using Object Oriented Methodology (OOAD, UML).
• Extensive experience in designing and developing Enterprise Applications for J2EE platform using Core Java, Ruby On Rails, Servlets, JSP, Spring 3.x, Hibernate 3.2/2.x, Shell Scripting, Hibernate, XML, SOA, Web service, NetBeans, Eclipse, MEVAN.
• Experienced with Big Data using MapReduce, HDFS, and Hive.
• Experience in client-side development with HTML, CSS, JavaScript, AJAX
• Good experience with Multi-threaded programming.
• Experience in MVC architecture, spring framework, J2EE Design Patterns, Spring IOC and Hibernate.
• Used and worked with SOAP, JAXB and Rest Webservices.
• Expertise in client-side design and validations using HTML, DHTML, CSS, Java Script, JSP.
• Hands on experience in working on XML Suite of technologies (XML, XSD, DTD, XML Schema, DOM).
• Expertise in developing web services with XML based protocols such as SOAP and WSDL.
• Experienced in RDBMS Design, ER modeling, SQL, PL/SQL, procedures, cursors, functions, triggers.
• Extensive experience with BEA Weblogic, JBoss & Tomcat server.
• Expertise using version control tools like CVS, Github, and Rational ClearCase.
• Expertise in using Apache Ant, Maven as java build tool
• Involved in developing Test plans, Test Cases (Manual/Automated), Test Procedures and white-box and black box testing.

TECHNICAL SKILLS:

Core Programming Languages: Java 1.6/1.7, J2EE, JavaScript, C, C++, PL/SQL

Databases: Oracle, MySQL 5.x/4.x, PostgreSQL

Web Services: REST, JAX RS and SOAP (WSDL, UDDI)

Technologies and Frameworks: Hibernate 3.x, spring (Core/Data/Boot/MVC)

Web Technologies: HTML5, CSS3, XML, JavaScript, JSP, Servlet

Applications/Web Servers: Weblogic, WebSphere, Tomcat, JBOSS

Development Methodologies: Agile-Behaviour Driven Development, Test Driven Development

Tools: & Framework: Eclipse, Spring Tool Suite

Others: Data Structures, Design Patterns, Code reviews, Test planning

PROFESSIONAL EXPERIENCE:

Confidential, San Francisco, CA

Java/J2EE Developer

Responsibilities:

• Designed and developed the application using agile methodology and followed TDD, Scrum.
• Designed and Developed the UI Framework built using HTML, CSS, JQUERY, EXTJS, and Javascript.
• Used Asynchronous JavaScript and XML (AJAX) for better and faster interactive Front-End.
• Developed stored procedures, Triggers and functions to process the trades using PL/SQL and mapped it to Hibernate Configuration File and also established data integrity among all tables
• Created and maintained the configuration of the Spring Application Framework’s IOC container.
• Designed, developed and maintained the data layer using Hibernate and performed configuration of Spring Application Framework.
• Used Webservices to extract client related data from databases using WSDL, XML and SOAP.
• Developed Servlets, JSP pages, Beans and worked on integration and Security.
• Wrote MapReduce jobs in java to extract data from unstructured data Hadoop.
• Did Importing and exporting data into HDFS and Hive.
• Experienced in managing and reviewing Hadoop log files
• Wrote Hive scripts to extract data.
• Designed and developed Middleware Components using JBOSS Application Server
• Created complex SQL Queries, PL/SQL Stored procedures, Functions for back end.
• Used Maven for compilation and building JAR files.
• Wrote data Components and called StoredProcedures using Java, HQL, Hibernate.
• Worked on Java Beans and other business components for the application and implemented new functionalities.
• Log4j framework was used to debug and trace the application.

Environment: Java 1.5, J2EE 1.5, Hadoop, MapReduce, JQUERY, AJAX, EXTJS, JSP, JavaScript, JavaBeans, Servlets, JAXB, Spring 3.x MVC, Hibernate 3.x, Oracle Pl/SQL, JBOSS Unix, Linux Log4J.

Confidential, San Jose, CA

Java/J2EE Developer

Responsibilities:

• Involved in gathering business requirements, analyzing the project and creating Use Cases and Class Diagrams.
• Interacted coordinated with the Design team, Business analyst and end users of the system.
• Created the web UI using HTML5/CSS3.
• Wrote the DAO’s to access the database using JDBC calls.
• Middle Tier Java Programming: Primarily focus on Business Logic Tier, JMS, spring component, such as JavaBeans, Criteria’s, Business Delegate, DTO's, DAOs and Hibernate etc.
• Used Rest Web Services to get Customer Feedback and warranty information.
• Involved in creating and configuring of build files.
• Designed, developed and implemented HTML in presentation layer for Submission Application implementation.
• Developed several service controls consuming various web services.
• Involved in Design Reviews and Code Reviews.
• Responsible for deployment of application in the Integration / Functional Environment, providing necessary assistance to the UAT testers.

Environment: Java, J2EE, Spring 3.x, Rest Web Services, Spring Boot, JSON, Eclipse, Maven, UNIX, Shell Script, SQL, PL/SQL, and Oracle.

Confidential, Phoenix, AZ

J2EE Programmer

Responsibilities:

• Used agile methodology in developing the application, which included iterative application development, weekly Sprints, stand up meetings and customer reporting backlogs.
• Worked with all the stages of the SDLC and including Design, Development and Testing.
• Worked on COREJAVA(Collections) and used the core packages.
• Developed and enhanced UI using HTML/CSS3, AJAX and JavaScript.
• Performance tuned Sql queries and stored procedure implemented in Oracle
• Implemented solution with Weblogic 11g and Coherence Server.
• Worked with PL/SQL stored procedures.
• Performed integration using REST APIs.
• Worked with Apache MQ, Hibernate, Developed Test cases, Test scenarios & Test scripts for Unit testing and Black box testing.
• Implemented automation and unit tests using Selenium, JUnit, JMock, and JWebUnit suite of test cases.
• Developed Log4j logs to record the events used to provide the debugging, and auditing capabilities to the application

Environment: Java, Spring MVC, Hibernate, J2EE, Ajax, JQuery, JavaScript, Json, Maven, Agile, Multithreading, SVN, SOA, Web Services, XSLT, DTD, WSDL, XPATH, Linux, and Eclipse.

Confidential

Java Developer

Responsibilities:

• Understanding Use requirements participating in design discussions, implementation feasibility analysis both at front-end and backend level, documenting requirements.
• Using RUP and Rational Rose, developed Use Cases, created Class, Sequence and UML diagrams.
• Application Modeling, developing Class diagrams, Sequence Diagrams, Architecture / Deployment diagrams using IBM Rational Software Modeler and publishing them to web perspective with Java Doc.
• Participation did in Design Review sessions for development / implementation discussions.
• Designed & coded Presentation (GUI) JSP’s with Struts tag libraries for Creating Product Service Components (Health Care Codes) using RAD.
• Developing Test Cases and unit testing using JUnit
• Coded Action classes, Java Beans, Service layers, Business delegates, to implement business logic with latest features of JDK1.5 such as Annotations and Generics.
• Designed and developed DAO layer with Hibernate3.0 standards, to access data from Oracle database through JPA (Java Persistence API) layer creating Object-Relational Mappings and writing PL/SQL procedures and functions
• Integrating Spring injections for DAOs to achieve Inversion of Control, updating Spring Configurations for managing Java objects using callbacks
• Application integration with Spring Web Services to fetch data from external Benefits application using SOA architecture, configuring WSDL based on SOAP specifications and marshalling and un-marshalling using JAXB
• Prepared and executed JUNIT test cases to test the application service layer operations before DAO integration
• Creating test environments with Eclipse for local testing using tests profile. And interacting with Software Quality Assurance (SQA) end to report and fix defects using Rational Clear Quest.
• Creating views and updating code to IBM Rational Clear case for Source code control.
• Solving QA defects, scheduling fixes, providing support to production application.

Environment: Java: JDK 1.5, JSP, AJAX, XSLT, XML, DHTML, Web Services, SOA, WSDL, SOAP, JAXB, Eclipse UNIX, UML, JBOSS JMS, Spring MVC, Hibernate 3.0, PL/SQL, JUNIT 3.8, log4j 1.2 and Mevan