SUMMARY:

• 8 Years of overall experience in all phases of Software Development Life Cycle including Software Design, Analysis, Coding, Development, Testing, Implementation, Maintenance and Support. Using technologies related to Java, J2EE, and XML. Reporting, Databases (Oracle, SQL Servers), Web related technologies, tools, and testing tools and my strengths include the following. Excellent proficiency in core java concepts such as OOPS, Collections, Threading, generics, Exception handling, Thread pools, Execution services, concurrent utilities, File IO and Serialization and handling XML.
• Good Knowledge and experience working with applications developed using Object Relational Mapping frameworks like Hibernate and MVC frameworks like Struts, JSF etc., and IOC frameworks like Spring and its subsidiary modules such as Spring MVC, Spring, and Spring AOP.
• Good experience in XML related technologies like XML, XSLT parses such as SAX / DOM, JAXB and developing XML documents with XSD validations.
• Experience with PHP developing dynamic websites.
• Experienced in designing the Front end pages using HTML, CSS, Java script, JQuery, JSF, AJAX and Angular JS.
• Experienced in working with SOA architecture using SOAP and Rest web services.
• Worked on Spring Core, Spring ORM, Spring DAO, Spring AOP and Spring MVC architectures.
• Hands on experience in Implementing Persistent layer using SQL, Pl/SQL, Hibernate and JPA.
• Extensive experience in using Hibernate core interfaces, different mapping strategies, annotations and Hibernate template to integrate with other frameworks.
• Experience in Business Process and Decision Management Design using jBoss Drools Rules Engine.
• Good expertise in Full - stack development in Node.js
• Good experience with working on sites built with Express.JS and Node.js
• Experience in implementing Apache Axis and Apache CXF frameworks to build and consume Soap Based Web Services and RESTful Web Services.
• Very good experience in installation, securing and configuration of AWS (Amazon Web Services).
• Experience in Java messaging Service (JMS), and messaging technologies such as Message Driver Bean (MDB), Web sphere MQ, Mule ESB and Apache Kafka.
• Experienced in the creation of Entity Beans and Stateless Session beans for Business Tier Implementation.
• Proficient in working with presentation layer, screen validations, navigation to other layers, handling Json responses using JSF, Ajax, JQuery, HTML, CSS, Java Script.
• Experience with modern UI Frameworks like Materialize css, Angular Material.
• Experience in using JSON to make connections between server and databases like MongoDB and MySQL.
• Good knowledge on web development frameworks like Django.
• Strong experience working with various databases like Oracle, DB2, MySQL and PostgreSQL and expertise in writing SQL queries and creating tables, indexes, triggers, views, functions, packages and stored procedures.
• Immense ability to execute Jive integration services.
• Developed applications on different IDE's like Eclipse, NetBeans, Spring Tool Suit.
• Proficient in using XML Parses like DOM, SAX, JAXB and XStream.
• Extensively worked in Unified Modeling Tools (UML) in designing Use Cases, Class diagrams, Sequence and Object Diagrams using Rational Rose.
• Experienced in creating and consuming JAX-RS using Jersey.
• Proficient in using IBM Clear Case, Subversion (SVN), VSS, GIT for Version controlling.
• Experienced in Software methodologies like Agile, Scrum approaches
• Experience in working with Log4j and developing ANT and MAVEN Scripts for enterprise applications.
• Experienced in writing and implementing unit test cases using Junit, Easy mock and Mockito.
• Worked on different production support monitoring tools, like Ganglia, Icinga, Splunk
• Worked with Maven, ANT Builder for application building, scheduling, mailing and automation and integrated with CI servers like Jenkins.
• Designed and Developed LDAP Authentication & Authorization Services using Java, LDAP, DB2Commands.
• Experience in different application servers like JBoss/Tomcat, WebLogic, IBM WebSphere and Orion.
• Good experience in IBM Cast Iron Data Mapping appliance programming and configuration
• Good experience with Operating System like Windows, LINUX, MAC.
• Possess strong analytical skills, adaptable and an excellent team player with good leadership qualities and strong oral and written communication skills.

PROFESSIONAL EXPERIENCE:

Sr. Java Full Stack Developer

Confidential, Washington, DC

Responsibilities:

• Involved in the Complete Software development life cycle (SDLC) to develop the application.
• Worked with the team to analyze the business requirement and scenarios and driving suitable solutions in an agile development environment.
• Worked on Web App Development known as Admin Tool
• Designed and developed RESTful web services.
• Designing and developing User Interface screens and Business components using Spring J2EE framework.
• Used Postman, DHC for unit testing of web services
• Created JAX-RS RESTful web services for GET, POST, PUT and DELETE requests. Used POSTMAN Rest client for chrome to test all the services.
• Implemented a locking mechanism in PHP
• Created an internal website using PHP and SQLite to keep track of server inventory.
• Coded in HTML and PHP pulling data out of an existing MySQL database.
• Performed dependency injection using Spring context
• Installed and configured AWS cloud servers with Tomcat, MySQL, Apache.
• Integrated Apache Kafka for data ingestion.
• Worked on entity Resolution from multiple source using Apache Spark.
• Worked on rate probability using Apache Spark.
• Worked on Web Log Analysis using Apache Spark.
• SNF is used for transformation of fix and swift messages between business application to swift/fix network and vice versa.
• Extensively worked on both Enterprise and Community edition of MULE ESB.
• Integrated the Mule ESB with different application.
• Involved development and deployment of mule project on cloud hub.
• Developing of REST and SOAP services using Spring and Hibernate.
• Experience in setting up of Nodes, data sources, Virtual host and configuration of WebSphere Application Server.
• Configured WebSphere resources like JDBC providers, JDBC data sources, connection pooling.
• Chat servers created with node.js using redis for message routing, but never deployed to production.
• Used node.js store application preferences and state data in distributed mongo instances.
• Performed project maintenance task of breaking up large node modules into smaller modules for maintainability.
• Created the Node.js EXPRESS Server combined with Socket.io to build MVC framework from front-end side AngularJS to back-end MongoDB, in order to provide broadcast service as well as chatting service.
• Developed features for an administrative portal by using AngularJS and Angular Material Design to visualize and administer the systems.
• Working experience with Angular Material library.
• Designed and implemented the MongoDB schema
• Participated in technical services relating to installation of Jive software.
• Monitored and integrated Jive along with other web technologies.
• Developed hibernate DAO Classes using Spring JDBC Template.
• Responsible for implementing SQL queries and managing JDBC interactions with data sources.
• Implemented JAX-RS REST service using Spring REST technology.
• Installed and configured JBoss Drools as the rules engine.
• Evaluated the usefulness of the in-development JBoss Rules (Drools) BRMS (Business Rules Management System) as a user-facing business rules authoring environment or tool.
• Wrote business rules using Drools and business logic processing customs declarations.
• Configured WebLogic JDBC connection pools with databases like Oracle 9i/8i, My SQL, MS SQL Server, MS Access and DB2.
• Coordinated with Oracle/BEA to resolve issues related with BEA WebLogic products.
• Monitored and managed the WebLogic server instances using WSLT and also for the automation purpose.
• Used Entity Beans to persist the data into IBM DB2 database.
• Worked on the DB2 database like Creating Schemas, Tables etc.
• Implemented RESTFUL web service for Database functionalities to Create Insert Update Delete data
• Worked on various JPA Named Queries, Criteria queries to fetch complex data from DB2 database. Used JPA Entity Manager for all CRUD operations.
• Designed and Created Stored Procedures for automation of few tasks and worked with Control M Scheduling team to schedule the procedure.
• Manage and maintain DB2 databases in production and lower environments.
• Good Experience in creating DDL's, DML's and ER diagrams for existing Database.
• Worked on performance improvement task by analyzing and creating Indexes in Database.
• Worked on Angular JS, Java Persistence Architecture (JPA)
• Also created XML with Django to be used by the Flash.
• Coded test programs and evaluated existing engineering processes.
• Resolved ongoing problems and accurately documented progress of Python project.
• Worked on web content management (staging and deployment).
• Developed UI screens using Angular JS and HTML 5.
• Developed angular controllers, services and used different modules for server communication.
• Used Maven to build rpms from source code checked out from IBM Rational Clear Case

Environment: Java, J2EE, PHP, RESTful API, Spring, Hibernate, Glassfish, IBM DB2, JPA, Angular JS, IBM DB2 Rational Clear Case, Squirrel SQL Client, MongoDB Data Studio, PostMan, SoapUI 3.5, Python, UNIX Shell Script.

Java Full Stack Developer

Confidential, Washington, DC

Responsibilities:

• Developed application using Spring Modules following Java design patterns.
• Implemented JSF as a web framework, spring as dependency injection framework and Hibernate as database ORM framework.
• Developed dump and Load Utility to extract and load the data to DB2 using Java and JExcel API.
• Developed additional UI Components using JSF and implemented an asynchronous, AJAX (JQuery) based rich client to improve customer experience.
• Coded in HTML and PHP to pull data out of an existing MySQL database.
• Developed supporting routines in PHP
• Developed the client's User Interface using PHP, JavaScript and HTML.
• Migrated corporate servers from physical servers to AWS.
• Involved in maintenance and expansion of AWS infrastructure.
• Built a mouse/click user analytics web service with Node.js, Express.
• Designed the Mongo Documents/Collections
• Worked on the branch finder App using MongoDB and Jquery
• Installed, configured and administered Jive software systems.
• Worked on providing swift messages communication for one financial institution to another institution payment transfers.
• Analyzed and resolved functional and technical problems regarding Jive.
• Implemented SOAP based web service as top - down approach to work with different enterprise modules using CXF.
• Implemented property label initialization using spring core, message sources, resource bundle.
• Implemented custom validation methods and created spring proto type beans to display errors.
• Implemented Transaction management using spring declarative transaction management and XA Transactions.
• Worked on implementation of components required for using Spring MVC modules like Controller, handler mappings, configuring dispatch servlet and view resolver components.
• Worked on implementation of Caching aspects, logging aspects and create advices, point cuts using Spring AOP concepts.
• Implemented schema mapping between tables and hibernate entities and created mapping associations required.
• Used Maven to build rpms from source code checked out from GIT and Subversion repository, with Jenkins being the Continuous Integration Server and Artifactory as repository manager.
• Implemented Hibernate second level caching and configured required attributes to optimize performance.
• Used Hibernate Template to implement persistent methods required by DAO layer.
• Used Hibernate Query language and the Hibernate Criteria Queries to do the database operations.
• Test cases have been written by using Junit framework. Written Integration tests for the DAO layer using Spring Bean Injection.
• Integrated JMS based applications using Mule ESB.
• Worked on performance tuning of SQL queries and stored procedures
• Worked on spring tool suite, for developing RESTful APIs using JAX-RS (jersey) communicating with middleware services like database.
• Developed complex DB2 stored procedures (common shared routines) to interface with Aging and Youth application.
• Worked on JSON and XML for representing data records over http protocol using at GET, POST, PUT, DELETE methods as Rest based services.
• XML Transformations were done using XML, XSL, XSLT and XPATH.
• Deployed and managed J2EE Applications on IBM WebSphere, BEA WebLogic, JBoss and Apache Tomcat servers.
• Involved in design and implementation of large scale message queues using Apache Kafka.
• Designed and implemented a stream filtering on top of Apache Kafka for stream size reduction.
• Involved in design integration solution for cast iron.
• Created Maven for Build for adding external dependencies and deployment of .WAR/.JAR/. EAR files.
• Used SVN for version control and actively participated in the code review.

Environment: Java, J2EE, PHP, Spring, Hibernate, WebLogic 9.2, DB2, SOAP/Rest web services, JMS, Mule ESB, JSF, PL/SQL, AJAX, Maven, XML, Junit, MongoDB, Jenkins.

Java/J2EE Developer

Confidential, Cleveland, OH

Responsibilities:

• Participated in Sprint meetings using AGILE development methodology.
• Involved in all the phases of the life cycle of the project from requirements gathering to quality assurance testing.
• Developed Class diagrams, Sequence diagrams using Rational Rose.
• Developed web sites using PHP/MySQL, Django, Python, CSS, JavaScript
• Implemented UI screens using JSF2.0 with Ice Faces.
• Implemented Validator Utilities that handles all validations using JSF.
• Expertise in writing Java Web Services and Mule ESB configurations.
• Wrote code to fetch data from Web services using JQUERY AJAX via JSON response and updating the HTML pages.
• Used SQL for retrieving, inserting, updating and deleting data in DB2 database.
• Implemented Front screen updates using ICE Push.
• Implemented J2EE design patterns like Singleton Pattern with Factory Pattern.
• Extensively involved in the creation of the Session Beans and MDB, using EJB 3.0.
• Used Hibernate framework for Persistence layer.
• Implemented Search functionality using Hibernate Criteria interface.
• Developed Java Beans to handle business logic as a Model and Servlets to control the flow of application as controller using Hibernate annotations.
• Experience in WebLogic application server and Apache Tomcat server.
• Extensively involved in writing Stored Procedures for data retrieval and data storage and updates in Oracle database using Hibernate.
• Used JDBC APIs and Hibernate to access remote Oracle databases.
• Used JDBC API for invoking stored procedures in the database.
• Provided database interface using JDBC Drivers with back-end as DB2.
• Developed and tested the application on WebLogic server.
• Deployed and built the application using Maven.
• Performed testing using JUnit.
• Used JIRA to track bugs.
• Extensively used Log4j for logging throughout the application.
• Produced a Web service using REST with Jersey implementation for providing customer information.
• Used SVN for source code versioning and code repository.

Environment: Java (JDK1.5), J2EE, Eclipse, JSP, JavaScript, DB2, WebLogic, JSTL, Ajax, GWT, Log4j, CSS, XML, Struts, EJB, MDB, Hibernate, WebLogic, REST, Rational Rose, JUnit, Maven, JIRA, SVN.

Java Developer

Confidential, Des Moines, IA

Responsibilities:

• Followed AGILE Methodology with SCRUM Meetings and involved in maintaining Sprint backlogs during the development cycles.
• Involved in interacting with the Business Analyst and Architect during the Sprint Planning Sessions.
• Responsible in designing UML diagrams like: Class and Sequence diagrams during the Analysis and Design phase of the application.
• Used Spring MVC to handle/intercept the user requests and used various controllers to delegate the request flow to the Backend tier of the application.
• Involved in developing new UI screens using Facelets (JSF pages)
• Used CSS for styling and used JavaScript, Ajax in Facelets.
• Involved in migrating existing JSP pages to Facelets.
• Involved in configuring faces-config.xml.
• Used Spring Core (Inversion of Control) /DI (Dependency Injection) to wire the object dependencies across the application.
• Used Spring Security for Authentication and authorization extensively.
• Used Hibernate ORM Framework for Data persistence and transaction management.
• Involved in creating the Hibernate POJO Objects and developed Hibernate Mapping Files.
• Involved in writing complex HQL, Stored Procedures to handle the persistence operations.
• Developed web services using SOAP and WSDL for the data maintenance.
• Developed RESTful services using JERSEY implementation.
• Involved in defect fixing during QA phase of the application.
• Prepared Test Cases and Unit Testing is performed using JUnit.
• Used log4J for logging and was intensively involved in defect fixing and also implemented the best practices for defect fixing.
• Ensured design consistency with client's development standards and guidelines.

Environment: Java 1.6, Java EE 5, Eclipse 3.5, BEA WebLogic 10.X, Spring 2.x, Spring MVC, Spring Core, JSP, JavaScript, Spring Security, AJAX, HTML, JSF, Hibernate 3.X, XML, Log4j, TOAD, Oracle 10g, Web Services (Soap, Rest), Rational Clear Case, Windows XP, UNIX.

Java Web Developer

Confidential, Irving, TX

Responsibilities:

• Participated in Requirement Analysis process involved in meetings with end clients to gather fine grained requirements.
• Designed the various web pages using JSP, CSS, JavaScript and XML.
• Designed and Developed web service provider, web service clients.
• Designed Business Layers using MVC Architecture and developed the application using Struts framework.
• Developed Enterprise JavaBeans using Session Façade Pattern.
• Involved in design and development of presentation layer using JSP, Java Servlets, HTML.
• Involved in the development of Servlets, Web Services, Spring Beans and POJOs.
• Developed and deployed the application in Web Logic Application Server.
• Created class diagrams & use case diagrams using Rational Rose UML.
• Implemented portlets with JSR-168 Specifications.
• Developed Flex Data services to integrate with spring IOC beans.
• Developed Spring DAO's and Hibernate ORM layer.
• Deployed J2EE components (EJBs, Servlets) in Web Logic Application Sever
• Actively participated with Business team to fine grain the requirements.

Environment: Java/J2EE, JSP/JSF (Java Server Faces 1.1), Spring Framework, EJB, Hibernate, BEA WebLogic 9.2, Apache Tomcat 6.0, IBM Rational Clear Case/ Clear Quest, JSR 168 Portlets, BEA ALBPM 6.0(Aqualogic BPM), Web Service, Oracle 10g, HTML, Log4j Java Script, XML, Eclipse/MyEclipse, Ant.