SUMMARY:

• 5 years of software development experience in variety of programming environments, web technologies, OO methodologies, design patterns, concurrent systems.
• Experience in developing the applicationwith Agile Methodology, Waterfall Methodology and Test - Driven Development.
• Experience with Java 1.8 features like Streams, Lambda expressions and functional interfaces etc.
• Proficient in developing J2EE enterpriseapplications in Service Oriented Architecture and Micro Service Architecture.
• Experienced in developing similar business process in more concrete way using Microservices architecture.
• Hands on Experience in developing web applications by using Spring framework modules like Spring IOC, Spring AOP, Spring MVC
• Expertise in developing data models using Hibernate Object relational mapping (ORM) frame work and used Hibernate Annotations to reduce time at the configuration level.
• Expertise in SQL and PL/SQL programming, developing complex code units, database triggers and using the latest features to optimize performance
• Expert in Core Java with strong understanding of Garbage Collector, Collections, Multithreading, Event handling, Exception handling and Generics.
• Expertise in J2EE Technology- Servlets, Struts,Spring, JDBC, JTA, JPA, Hibernate and JMS.
• Expertise in back-end/server-side Java technologies such as: Web services, Java persistence API (JPA), Java Messaging Service (JMS), Java Database Connectivity (JDBC) and Java Naming and Directory Interface (JNDI).
• Experienced in building Web Services for Service Oriented Architecture (SOA).
• Good Understanding in databases such as Oracle, MySQL, Mongo DB and IBM DB2 databases to manage tables, views, indexes, sequences, stored procedures, functions, triggers and packages.
• Experience on different IDEs such as Eclipse, RAD, Spring Tool Suite, IntelliJ and deployment using Application Servers like Apache Tomcat, WebLogic, and Web Sphere

TECHNICAL SKILLS:

Languages & Tools: Java 1.5/1.6/1.7/1.8 , J2EE, SQL, Clear Case, Subversion, Clear, SVN, Git, Mule Soft

Java Technologies: Multi-Threading, Servlets 2.3, JSP 1.2, Spring, Spring MVC,Hibernate, JDBC, JAXB, Web Services, WSDL, SOAP, REST.

Web Technologies: HTML, HTML5, DHTML, CSS, CSS3, Bootstrap, XML, XSLT, DTD, XML Schema (XSD), SAX, DOM, Perl, JSON, JQuery, JavaScript, Angular JS

Databases: Oracle 11g/10g/9i/8i, Sybase, DB2 10.1, MS Access

Application Servers: IBM WebSphere 4.x/5.x/6.0/8.1, WebLogic 6.x/7.x/8.x/9.x, JBoss AS 4.x/5.1, Tomcat 5.x/6.0/7.0, Apache Web Server

Frameworks: Spring MVC, Struts 1.x, 2.x

Testing Tools: Selenium, log4j

Operating Systems: UNIX (AIX), Red Hat Linux, Windows

IDE: RAD 6.0/6.1/7.0, Eclipse, WebLogic Workshop

WORK EXPERIENCE:

Java Developer

Confidential, Alameda, CA

Responsibilities:

• Actively contributing to the development of service components and dynamic features of Florida Blue.
• Developed User Interface using JSP, JSTL, HTML, CSS, Java Script, and JQueryand Angular JS.
• Used various Core Java concepts such as Multi-Threading, Exception Handling, Collection APIs, Garbage collections for dynamic memory allocation to implement various features and enhancements.
• Used Spring MVC and Dependency Injection for handling presentation and business logic.
• Developed Spring REST web services to serve multiple applications across the organization. The data is provided in JSON. Also, consumed REST web services.
• Integrated Spring and hibernate together and worked on developing backend components and services using Hibernate and spring.
• Integrated REST services using Spring for consuming resources
• Established Database Connectivity using JDBC, Hibernate O/R mapping with Spring ORM for Oracle.
• Worked on Hibernate for mapping the java objects to relational database and SQL queries to fetch the data, insert and update the data from the database.
• Used Hibernate in Data Access Layer to access and update information in the database.
• Used Microservices to ensure the scalability of application on cloud infrastructure.
• Contribute to the client's development standard practices ofMicroservicearchitecture by developing reusable product extensions and writing knowledge articles based on experience.
• Developed Docker based microservices deployment modules with Jenkins 2.0.
• Hands-on experience in development ofMicroserviceand deploying in Docker.
• Developed independent & re-usable service components using Web services, Spring Dependency Injection and Design Patterns.
• Performed functionality testing of the application using Junit.
• Implemented JAXB Framework to convert XML files into Java Objects and vice versa (marshalling and unmarshalling).
• Implemented Hibernate ORM against database for dynamic data persistence and retrieval.
• Changed the process of backing up database server from polling based backup to event based backup which significantly decreased the load on server.
• Performed Unit/Integration and Regression testing of the developed APIs.
• Contributed to the bug fixing, Design Reviews, Code Walk through, Client Interaction and Prod Support. 
• Used PMD Check style to measure the quality of the code.
• Experience in writing the SQL, PLSQL stored procedures to meet the business requirements and the transformations
• Involvement in Test Estimations and Test strategy implementation
• Aided a professor in teaching graduate students the basics of Object oriented concepts and Java and was responsible for grading assignments.
• Developed Services for data file retrieval, cleansing and persisting to a database
• Designed the workflow for the client side and server side in UML using Rational Unified Process (RUP) and documented the design workflow
• Contributed to the walk through with the analysis for Use Cases and feasibility scope
• Used Agile methodology in SDLC
• Designed Class Diagrams, Sequence Diagrams and Object Diagrams, using IBM Rational Rose to model the detail design of the application
• Developed UI module using JSPs, HTML and used JavaScript for client-side validations
• Implemented Session beans that encapsulate the backend business processes
• Used Hibernate to store the persistence data into the IBM DB2 UDB database and written HQL to access the data from the database
• Involved in the migration of Web Framework towards a more dynamic UI as per new designs using JSP, HTML, CSS and JavaScript
• Used XML, WSDL, UDDI, SOAP, SAX parser and Web Services for communicating data between different applications
• Developed logging module-using Log4J to create log files to debug as well as trace application
• Used CVS for version control across common source code used by developers

Tech Stack: Java, J2EE, Struts, XML, SOAP, WSDL, AJAX, JSP, HTML, JavaScript, CSS, Log4J, JAXB, JUnit, Tomcat 5, JBoss 5.0, LDAP, IntelliJ IDEA 11.2, DB2, SQL Server, Linux