PROFESSIONAL SUMMARY:

• Over 8 years of IT experience in Project analysis, Design, Development, Testing and Deployment of Web Based Applications using Java/J2EE.
• Actively involved in each phase of Software Development Life cycle (SDLC).
• Experience in Agile (SCRUM), Waterfall Model and Test Driven Development (TDD).
• Complete understanding of Object Oriented Design and Development of web - based and client/server systems on multiple platforms in a distributed environment.
• Expert in Core Java with strong understanding of Garbage Collector, Collections, Multithreading, Event handling, Exception handling and Generics.
• Experience in developing web, enterprise and SOA applications using Core Java, Multi-Threading, JavaBeans, JSP, Servlets, JNDI, JDBC, Hibernate, JPA, Spring, Web Services (SOAP, Restful and Micro-Service), XSD, XML, XSLT, JSON, JAX-B, Apache Commons, EJB, JMS, MQ-Series, HTML, Ajax, Oracle and Linux/UNIX.
• Expertise in client scripting language and server scripting languages like HTML, CSS, JavaScript, JQuery, AngularJS, JSP, Node JS.
• Extensive experience on implementing AJAX features using JavaScript and jQuery.
• Significant experience in web development tools like Adobe Dreamweaver, Spring Tool Suite and Eclipse.
• Experience in implementation of business applications using BEA Web logic, IBM Web Sphere.
• Experienced in implementing Micro Services, Service Oriented Architecture (SOA) with XML based Web Services (SOAP/UDDI/WSDL) using Top Down Approach and Bottom up Approach.
• Designed and developed web application/tools using MVC pattern in Java Spring Boot.
• Strong Experience in database design using PL/SQL to write tables, Stored Procedures, Functions, Triggers, Indexers and proficiency in writing complex queries, using Oracle, IBM DB2, SQL Server and MySQL, NoSQL DB like MongoDB and Cassandra.
• Experienced in numerous Design Patterns like Singleton, Factory, Session Facade, MVC, Data Access Object and Business Delegate, UML and Enterprise Application Integration.
• Managed Amazon Web Services like EC2, S3 bucket, ELB, Auto-Scaling, SNS, SQS, AMI, IAM, Dynamo DB, Elastic search, Virtual Private Cloud (VPC) through AWS Console and API Integration.
• Experience with Selenium, JUnit, and Log4j in developing test cases and determining application functionality.
• Experience on Subversion (SVN), CVS and GitHub as versioning software tools.
• Proficient in writing ANT and Maven for builds and deployments to different environments, exposure on Jenkins.
• The Stream API is integrated into the Collections API, to perform bulk operations on collections, like sequential or parallel map-reduce transformations.
• Good knowledge on functional styles of Java 8 Lambda Expressions, Functional Interfaces and Method References.

TECHNICAL SKILLS:

Languages: C, C++, Java, J2EE, Python, SQL and PL/SQL

Tools: Struts, Spring, Hibernate, Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, Spring Security, Spring Boot, JSF, JUnit, Apache CXF, SOAP UI, GWT, Jersey and Rational Rose

J2SE/J2EE Technologies: Java, J2EE, Swing, RMI, Sockets, JDBC, Servlets, JSP, JMS, Java Beans, JSTL, JSF, Struts, EJB, Spring, JTA, JNDI and JPA

Web services: SOAP, RESTful, UDDI, WSDL, Micro Services, JAX-RPC, JAX-RS, JAX-WS, JAX-B and Apache CXF.

Web/App Servers: IBM Web Sphere, Apache Tomcat, JBOSS, Web Logic Server and Apache Camel

Web Technologies: HTML, DHTML, XHTML, JavaScript, AngularJS, NodeJS, CSS, AJAX, JQuery, JSON RESTful, DOJO, Bootstrap and JSF.

XML Technologies: XML, XSD, XSL/XSLT, SAX/DOM, DTD, XQuery.

Cloud Technologies: AWS EC2, S3, SQS, IAM, Lambda.

Database: Oracle, SQL-Server 2005, MySQL server, MS SQL, IBM DB2, NoSQL DB like MongoDB and Cassandra.

Testing Tools/ Others: Selenium, JUnit, Soap UI, Log4j, JIRA, RTC.

Version Control: Tortoise SVN, CVS, GIT, Clear Case.

Build Tools: ANT, Maven and Jenkins.

IDEs: Eclipse, Spring Tool Suite (STS), IntelliJ IDEA, RAD, Adobe Dreamweaver.

Platforms: Windows, UNIX and LINUX.

PROFESSIONAL EXPERIENCE:

Confidential, Midvale, UT

Sr. Java/J2EE Developer

Responsibilities:

• Followed Agile/Scrum methodology for project development, task tracking and day to day works and also involved in design and requirement analysis discussions.
• Developed the application on micro-service design. The application consists of seven modules.
• Writing services in Spring Boot and running and deploying them in cloud.
• Used Java 8 Method References feature to point to methods by their names and also used functional Interfaces.
• Used Java 8 Streams and Parallel Streams they consider collection as its source.
• DAO layer development using Hibernate, HQL and their respective mapping/annotations and configuration files.
• Written HQL Queries in Hibernate for retrieving the data from the database.
• Strong experience in Database Design, writing stored procedure, functions, triggers, DDL, DML SQL queries.
• Used JIRA tool for Issue/bug tracking, monitoring of work assignment in the system.
• Used Postman tool to invoke Rest API.
• Used the JavaScript libraries JQuery, AJAX to talk to the RESTful API and display the JSON format data for the end user.
• Designed and developed RESTful Services to retrieving configuration JSON documents related to customer.
• Involved in writing Unit Test Cases and having good knowledge in Junit and Mockito.
• Extensive experience in implementation of the version control software SVN, GIT.
• Experience in development and integration of enterprise applications using Microservices with Spring boot, SOAP, RESTFUL webServices.
• Design and develop an enterprise common logging around Log4j with a centralized log support (used logger info, warn, error and debug).

Environment: Java 8, SQL, HQL, MYSQL, SVN, GIT, Hibernate, Junit, Powermock, Log4j, Spring boot, Rest API, WebServices, MicroServices, Json, Postman, JQuery, AJAX, SVN, Git, GitHub, Git stash, GitLab, REST API, SOAP, REST, Agile, Spring Tool Suite, Jira.

Sr. Java/J2EE Developer

Responsibilities:

• Worked as per Agile (Scrum) methodology to meet customer expectation, timelines with quality deliverables.
• Extensively worked with business analysts and the end users to gather and finalize the requirements.
• Developed the User Interface using JSP, JSF, Spring MVC, Foundation, HTML5, CSS3, JavaScript, NodeJS and enhanced response using twitter Bootstrap using services like JDBC, JMS, JTA.
• Used Two-way data binding features of AngularJS to implement Data binding to bind various server controls to the data from database.
• Used AngularJS as framework to create a Single Page Application (SPA), which can bind data to specific views and synchronize data with server.
• Designed and implemented AJAX server calls to dynamically retrieve customer information.
• Achieved synchronization of multiple threads through Multithreading and Exception Handling.
• Maintained Interface compatibility and concurrency in the project using Java 8 new features like default, static methods and Concurrency API.
• Used Java 8 Method References feature to point to methods by their names and also used functional Interfaces.
• Used the Spring IOC feature to get Hibernate session factory and resolve other bean dependencies also used Spring framework AOP features.
• Created Hibernate mapping files, sessions, transactions, Query and Criteria's to fetch the data from SQL based schema.
• Implemented the application using Spring IOC, Spring MVC Framework, Spring Batch, Spring Boot and handled the security using Spring Security.
• Writing services in Spring Boot and running and deploying them in cloud.
• Implemented Batch jobs to deal with large number of chunks using Spring Batch Framework to execute the similar jobs simultaneously.
• Developed the persistence layer using Hibernate Framework, created the POJO objects and mapped using Hibernate annotations and Transaction Management.
• Create and configured the continuous delivery pipelines for deploying Micro Services and lambda functions using CI/CD Jenkins server.
• Implemented service methods and SQL queries, PL/SQL to interact with the Oracle DBMS.
• Implemented the NoSQL databases like Cassandra and later writing complex PL/SQL queries using joins, Stored Procedures, Functions, Triggers, Cursors, and indexes in Data Access Layer using PostgreSQL, Cassandra as a database.
• Installed, secured, and configured AWS cloud servers and Amazon AWS virtual servers (Linux).
• Designed and implemented MongoDB based database and created REST enabled Web Services on Jersey framework.
• Designed and developed XML validation functionality and store XML document in database.
• Used the JavaScript libraries JQuery, AJAX to talk to the RESTful API and display the JSON format data for the end user.
• Worked on OSGI, REST APIs, and Elastic Search to efficiently handle the data.
• Designed and developed RESTful Services to retrieving configuration JSON documents related to customer.
• Used Apache Axis Service Engine for creating and deploying Web Service clients using SOAP, WSDL.
• Used JIRA tool for Issue/bug tracking, monitoring of work assignment in the system.
• Log4J was used to monitor the error logs and used GIT as version control tool.
• Followed the Maven build life cycle to build the application and deployed into WebSphere application server.
• Developed test cases and performed unit testing using Junit.

Environment: HTML5, CSS3, Java Script, JQuery, AngularJS, NodeJS, Bootstrap, Foundation, Java 8, Multithreading, Java/J2EE, JDK, Spring MVC, Spring Boot, Spring Security, Micro Services, OSGI, Hibernate, WebSphere, Agile, RESTful, JSP, JDBC, JMS, JTA, MongoDB, TDD, Oracle, SQL, PL/SQL, Maven, RAD, Log4j, JUnit, Selenium, Jenkins, GIT, AWS EC2, JIRA.

Java/J2EE Developer

Responsibilities:

• Worked on High level and low level system design, planning, estimation and implementation.
• Developed presentation layer using JSP, JSF, HTML5, CSS3 and client validation using JavaScript, DOM.
• Used two-way data binding features of AngularJS to implement Data binding to bind various server controls to the data from database.
• Implemented animation and styling using CSS3 and JQuery.
• Worked on High level and low level system design, planning, estimation and implementation.
• Developed presentation layer using JSP, HTML, XHTML, CSS and client validation using JavaScript, DOM.
• Used two-way data binding features of AngularJS to implement Data binding to bind various server controls to the data from database.
• Implemented animation and styling using CSS3 and JQuery.
• Worked on XML and JSON for transferring and retrieving data between different applications.
• Worked on generating the web services classes by using Service Oriented Architecture Micro Services, SOA, WSDL, UDDI and SOAP.
• Implemented Multithreading, Concurrency, Exception Handling and Collections whenever necessary.
• Designed and integrated the full-scale Spring / Hibernate persistence solution with the application architecture.
• Implemented Object Relational Persistence (Hibernate) for the domain model.
• Involved in design and development of the Hibernate Domain Model for the services.
• Worked on web services and associated business modules integration.
• Worked on development and implementation of the MVC Architectural pattern using Spring Framework including JSP, and Servlets.
• Involved in identifying and implementation of different J2EE design patterns like Service Locator, Business Delegate, and DAO.
• Worked in wide-area network to maintain all the device related data onto MYSQL database.
• Developed the DAO layer for the application using Spring Hibernate template support.
• Used JMS API for communication between the components.
• Experience in writing complex PL/SQL queries using joins, Stored Procedures, Functions, Triggers, cursors, and indexes in Data Access Layer.
• Collaborated with testers and developers and prepared test plans for producing high quality software applications.
• Experience in using JUnit and build tools such as MAVEN. Worked on Log4j for logging errors, messages and performance logs and SVN for version control.

Environment: Java, Multithreading, Concurrency, Exception Handling, J2EE, HTML, Hibernate, Java SDK, Web Logic, SOA, Micro Services, WSDL, UDDI, SOAP, JavaScript, JMS, Struts, JSON, Servlet, JSP, CSS3, HTML, JQuery, AngularJS, AJAX, JDBC, Oracle, Maven, MySQL, Log4J, SVN, UML, JAXB, XML, Scrum, Unix/Linux, Junit.

Java/J2EE developer

Responsibilities:

• Followed Agile/Scrum methodology for project development, task tracking and day to day works and also involved in design and requirement analysis discussions.
• Designed table-less layouts, gradient effects, page layouts, navigation and icons using CSS and appropriate HTML tags as per W3C standards.
• User interface coding and styling using JavaScript, CSS and HTML.
• Used JSPs for implementing UI/MVC framework.
• Excellent implementation Persistence layer using JPA, JDBC and Hibernate.
• Used Hibernate ORM tools which automate the mapping between IBM DB2 SQL databases and objects in Java.
• Extensively used Hibernate in data access layer to access and update information in the database for registrations.
• Written several unit test cases using JUnit and created unit test documents.
• Code repository management using SVN and project build tool using ANT.
• Used WebLogic for application deployment and Log 4J used for Logging/debugging.
• Developed code using IntelliJ IDEA as an Integrated Development Environment for java based applications.

Environment: Core Java, JSP, JUnit, IntelliJ IDEA, JDBC, Hibernate, WebLogic, JBoss, IBM DB2, JavaScript, Servlets, HTML, CSS, JPA, ANT, Log4J.

Java Developer

Responsibilities:

• Worked in all phases of Software development including Requirement, analysis, design, development and testing.
• By using Servlets and JSP implemented server side programs.
• User Interface developed using JQuery, AngularJS, and HTML5.
• Worked in migrating applications from Struts to Spring.
• Developed stored procedures and queries to work with millions of records in banking database in DB2 environment. Extensively used PL/SQL to write complex queries and stored procedures on customer details database.
• Applications are developed using Agile methodology.
• Maven is used for dependency management and building jar, war files.
• Developed extensive code using Java/J2EE.
• Developed the persistence layer using Hibernate Framework by configuring the mappings in hibernate mapping files and created DAO and PO.
• Used Tortoise SVN to maintain the version of the files did the code merges from branch to trunk and creating new branch when new feature implementation starts.
• Used WebSphere and WebLogic application server for deploying and running web applications.
• Attended team meetings and discussion. Code reviewed for peer developers. Participated in town hall meetings.
• Involved in writing Junit test Cases and used Log4J for any errors in the application.

Environment: Java, J2EE, HTML, XHTML, XML, XSTL, JavaScript, CSS, JSP, JDBC, servlets, Struts, SQL, Oracle, MVC, EJB, WebLogic, Tomcat, Junit, Log4J.

Java/J2EE Developer

Responsibilities:

• Developed web application using Struts 2.X, JSP, Servlets, Java beans that uses MVC design pattern
• Created user-friendly GUI interface and Web pages using HTML, CSS and JSP
• Wrote JavaScript for client side validation.
• Used Eclipse as IDE tool for creating Servlets, JSP, and XML.
• Wrote SQL for JDBC prepared statements to retrieve the data from database.
• Monitored the logs using Log4J and fixed the problem
• The application was deployed on the Tomcat.
• Involved in build and deploying the application using ANT
• Used CVS as version control system
• Worked on bug fixing and Production Support.

Environment: Java, JDBC, Struts, JavaScript, Html, CSS, JSP, Servlets, Tomcat, Oracle, Eclipse IDE, CVS, ANT, Log4J.

JAVA Developer

Responsibilities:

• Developed web application using Struts 2.X, JSP, Servlets, Java beans that uses MVC design pattern
• Created user-friendly GUI interface and Web pages using HTML, CSS and JSP
• Wrote JavaScript for client side validation.
• Used Eclipse as IDE tool for creating Servlets, JSP, and XML.
• Wrote SQL for JDBC prepared statements to retrieve the data from database.
• Monitored the logs using Log4J and fixed the problem
• The application was deployed on the Tomcat.
• Involved in build and deploying the application using ANT
• Used CVS as version control system
• Worked on bug fixing and Production Support

Environment: Java, JDBC, Struts, JavaScript, HTML, CSS, JSP, Servlets, Apache Tomcat, Oracle, Eclipse IDE, CVS, ANT, Log4J.