PROFESSIONAL SUMMARY:

• Full - Stack Developer with 8 plus years of experience in Application Development, including design and development of Projects in the areas of Java/J2EE Client and Server side Enterprise Applications.
• Extensive IT experience in all phases of Software Development Life Cycle (SDLC) which includes Development, Design, Analysis, Testing and Integration of various web based and client/server applications in multi-platform environments with JAVA/J2EE technologies.
• Experience in developing applications using SDLC methodologies like Waterfall, Agile (SCRUM) and Test-Driven Development.
• Created and developed Web Pages using HTML5, CSS3, JavaScript, jQuery, Ajax, Bootstrap, and modern Java script Libraries like AngularJS and NodeJS for Server-Side scripting.
• Achieved 100 % Responsive Web Design using Bootstrap Grid for styling the web pages.
• Used Java 1.8 features such as Lambda Expressions to make the code concise and Stream API to increase the performance.
• Experience in developing and deploying applications on Cloud Platforms like Amazon Web Services.
• 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.
• Defined AWS Security Groups which acted as virtual firewalls that controlled the traffic allowed reaching one or more EC2 instances.
• Experienced in developing web-based applications using Java/J2EE, Servlets, Struts, Spring IOC, Spring MVC, Spring AOP, Spring Security, Spring Boot, JDBC, Web Services (SOAP & RESTful services) and ORM frameworks like Hibernate, IBatis.
• Portable deployment of applications as a single object using Docker.
• Developed Web and other components using Service Oriented Architecture (SOA) and Micro Services Architecture based J2EE applications.
• Developed and maintained components using Spring Boot in a Micro Services Environment.
• Experience using Hibernate for mapping Java classes with database and using Criteria API and Hibernate Query Language (HQL).
• Experienced in using Enterprise Messaging Systems like Tibco, JMS and Rabbit MQ for sending over asynchronous email notifications to the clients as well as subscribers.
• Worked with Relational and Non-Relational databases like Oracle, MySQL, and IBM DB2.
• Hands-on Experience in working with NoSQL Database like MongoDB, Cassandra to manage extremely large 8data sets.
• Hands on experience in writing Unit Test Cases for UI and Backend with JUnit, Mockito and Groovy.
• Experienced with deploying applications on to production servers, configuring various parameters of servers like Apache Tomcat, JBOSS, BEA Web logic, IBM Web Sphere.
• Used version controller tools like Tortoise Subversion (SVN) and GIT.
• Implemented a Continuous Delivery pipeline with Docker, Jenkins and GitHub and AWS AMI’s.
• Experience in working with IDE’S like Eclipse, RAD, Spring Tool Suite (STS), and Intellij.
• Have extensive experience working on Windows, Linux and UNIX Operating Systems.
• Work experience with a wide variety and diversified teams since the beginning of the career and experience of providing to business users.

TECHNICAL SKILLS:

Languages: Java, SQL & PL/SQL

J2EE Technologies: Core Java, Collections, JDBC, Multi: threading, AWT, JSP, Servlets, JSTL, JNDI, Ajax, EJB, JMS, Java Beans, Custom Tags,, RMI, JCAPS, Design Patterns

Frameworks: Spring, Struts, Hibernate

Application Server: IBM Web Sphere, Apache Tomcat, Glass Fish, JBoss, Web Logic, TPT, CXL.

Web services: SOAP, WSDL(JAX-WS), UDDI,REST(JAX-RS), APACHE CXF, AXIS, XFire

Web Application Tools: XML, XSD, JMS, Servlets, JSTL, EL, Custom Tag Library, JSP, JSF, JNDI, JPA, JAXB

Database: DB2, Oracle, SQL Server, MySQL, PostgreSQL, Squirrel, Stored Procedures

Scripting Language: HTML5, XML(SAX, DOM), XSL/XSLT, XPATH, Java Script, JQuery, Ajax, EXT JS, Angular JS

Core Expertise: Java GOF and J2EE design patterns, Core Java concepts - Collections, Java 1.5 features, Multi-threading, Exception handling, IO, Concurrency etc.

Version control Tools: CA Harvest, CVS, SVN, IBM clear case

Build Tools: Ant, Maven, Jenkins, Cruise Control

Other Tools: Log4J, TOAD, SQL developer, HP Quality Center, JIRA, EMMA, Autopsy s, SOAP UI, FileZilla, Putty, Edit Plus

IDEs: Spring Tool Suite, Maven, Eclipse IDE, Net Beans, RAD, WSAD, JBuilder, JDeveloper, Visual Studio.NET, Toad, Putty, Junit, Log4j.

Logging Frameworks: Log4j, Java Logging API, SLF4J

Testing Tools: Junit, JMeter, Quality Center, SOAPUI

UML Tools: Rational Rose, MS Visio

Operating Systems: Windows, UNIX/Linux

PROFESSIONAL EXPERIENCE:

Confidential, Minneapolis, MN

Full Stack Java Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, modeling, analysis, design, development, and testing.
• Developed the view-controller components using JSPs, HTML5, CSS3, JQuery, AJAX, and JavaScript.
• Implemented routing logic and navigation from screen to screen and implemented login functionality on the client side in AngularJS.
• Developed UI page, Self Service to Access and use the data within few clicks.
• Implemented core features of AngularJS framework such as Dependency Injection, Data-binding, Filters, Directives, Templates, Services and Deep Linking Designing.
• Worked high end on collections and multithreading.
• Developed the monolithic application and involved in migrating existing monolithic application in to Micro Service Architecture based RESTful Service and deployments were done on AWS.
• Designed and developed Micro Services business components using Spring Boot.
• Installed, secured, and configured AWS cloud servers and Amazon AWS virtual servers (Linux).
• Worked on AWS services to deploy static websites and dynamic Web Apps on EC2 using Elastic Beanstalk and Elastic Container Service-Docker.
• Developed API’s to read and publish data from Elastic Search cluster using native Java Transport client as well as REST client. Worked on Spring Integration with the Elastic Search.
• Used Spring MVC framework for implementing Model-View- Controller (MVC) architecture at the Web tier level to isolate each layer of the application so that complexity of integration will be reduced and maintenance will be very easy.
• Used Spring AOP for solving crosscutting concerns like keeping logged data and transactions details etc.
• Secured the API's by implementing OAuth2.0 token-based authentication/authorization scheme using Spring Security.
• Developed REST/HTTP API, WSO2 API including JSON data formats.
• Used Hibernate ORM framework as persistence engine and wrote Hibernate Queries to automate the mapping between Oracle database and Objects in Java.
• Worked with MongoDB to store non-relational data into collection and retrieve them whenever required.
• Hands on Coding to build REST Micro Services using Spring Cloud, Oracle, XSD, JSON, Spring Config, and Jenkins.
• Worked on developing RESTful endpoints to cache application specific data in in-memory data clusters like REDIS and exposed them with RESTful endpoints.
• Install configure Jboss Application server for the VPDC environment and currently working on the Prod environment setup in Cloud environment.
• Jboss configuration is done in thoroughly firewalled environment using TCP.
• Migrating the application from Web Sphere to Jboss.
• Strong Experience in Java Programming, Selenium WebDriver, JUnit.
• Used micro-framework to implement with REST API and Mongo DB (NO SQL) as back end database.
• Worked in Agile TDD environment using SDLC tools like GIT, Jira, Jenkins, and Maven for build packaging and deployments of the application components.

Environment: AgileMethodology, Java 1.8, J2EE, HTML5, CSS3, JavaScript, JQuery, Ajax, AngularJS, Hibernate, Spring, XML, JSP, JAX-RS, Spring AOP, Spring Security, Oracle, MongoDB, JSP, Micro Services, AWS IAM, EC2, S3, RDS, SQS, Docker, GIT, JIRA, STS,JUnit, Jboss, Log4J,Maven, Jenkins, Web Sphere Application Server.

Confidential, Arlington, TX

Senior Java Developer

Responsibilities:

• Worked on High level and low-level system design, planning, estimation and implementation.
• Developed presentation layer using JSP, HTML5, CSS3 and client validation using JavaScript, JSON.
• Used two-way data binding features of AngularJS to implement Data binding to bind various server controls to the data from database.
• Used NodeJS for building web applications with client-server architecture, where both can initiate communication in two-way connections and allow them to exchange data.
• Worked on development and implementation of the MVC Architectural pattern using Spring Framework including JSP, and Servlets.
• Involved in implementing the Micro Services based on Restful API utilizing Spring Boot with Spring MVC.
• Used Web Services for creating rate summary and used WSDL and SOAP messages for getting useful plans from different module.
• Implemented Core Java concepts like Multithreading, Concurrency, Exception Handling and Collections whenever necessary.
• Configured Apache to proxy the backend Jboss domains over HTTPS for secured communication.
• Designed and integrated the full-scale spring / Hibernate persistence solution with the application architecture.
• Deployed web and enterprise applications on Jboss application server in a channel secure environment.
• Used Spring Transaction to provide a consistent programming model across different transaction APIs such as Hibernate and to Support declarative transaction management in application.
• Developed the DAO layer for the application using spring, Hibernate template support.
• Involved in design and development of the Hibernate Domain Model for the services.
• 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 (SOA), WSDL, UDDI and SOAP.
• Worked in wide-area network to maintain all the device related data onto MYSQL database.
• Experienced in RDBMS such as Oracle, Cassandra, MySQL, and IBM DB2 databases. Used NoSQL DB database MongoDB for proof of concept and having experience in create a Stored Procedures and having experience in Remote Procedure call (RPC) and Redis.
• Experience in writing complex PL/SQL queries using joins, Stored Procedures, Functions, Triggers, Cursors, and indexes in Data Access Layer.
• Involved in identifying and implementation of different J2EE design patterns like Service Locator, Business Delegate, and DAO.
• 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.
• Deployed and tested the application in UNIX on IBM Web Logic Application Server.

Environment: Agile Methodology, Java, J2EE, HTML5, CSS3, JavaScript, JQuery, Ajax, AngularJS, JSON, JSP, Struts, Micro Services, Spring, Hibernate, SOA, SOAP, WSDL, RabbitMQ, Multithreading, Concurrency, Exception Handling, JDBC, Oracle, Maven, JUnit, Jboss, Log4J, SVN, JAXB, XML, Web Logic, Unix/Linux.

Confidential, Chicago, IL

Java/J2EE Developer

Responsibilities:

• Involved in analysis, specification, design, implementation and testing phases of Software Development Life Cycle (SDLC) based on the functional requirements.
• Application is implemented using agile methodology where there is a daily SCRUM meeting to understand the status and resolve any issues.
• Upgraded existing UI with HTML, CSS, JQuery, Bootstrap and interaction.
• Implemented the application using Spring IOC, Spring MVC Framework, Spring AOP, Spring Boot, Spring Batch, and handled the security using Spring Security.
• Designed and developed the End Points (Controllers), Business Layer, DAO Layer using Hibernate/JDBC template and Spring IOC (Dependency Injection).
• Spring MVC model integration for front-end request action controller.
• Developed the persistence layer using Hibernate Framework, created the POJO objects and mapped using Hibernate annotations and Transaction Management.
• Extensively used hibernate named queries, criteria queries, Hibernate Query Language (HQL) and Optimistic Locking and Caching to process the data from the database.
• Involved in creating various Data Access Objects (DAO) for addition, modification and deletion of records using various specification files.
• Used Apache Axis Service Engine for creating and deploying Web Service clients using SOAP.
• Consumed SOAP and RESTful Web Services in SOA environment and used SOAP UI for testing.
• Created flows on messaging using Active MQ.
• Written Stored Procedures and SQL Queries to interact with MS SQL Server.
• Extensively used JUnit for unit testing, integration testing and production testing.
• Involved in installing and configuring Maven for application builds and deployment.
• Used JIRA to assign, track, report and audit the issues in the application.
• Worked with IntelliJ and used Gradle build tool to achieve more functionality for build process.
• Involved in Maintenance and Enhancements for the project.

Environment: Agile Methodology, Java, HTML, CSS, Bootstrap, jQuery, NodeJS, Spring IOC, Spring MVC, Spring Batch, Spring Security, XML, XSD, SOAP, RESTful, Active MQ, Log4j, SOA, Apache Tomcat, JUnit, Maven, GIT, JIRA and IntelliJ.

Confidential, Los Angeles, CA

Java/J2EE Developer

Responsibilities:

• Involved in all phases of the Software development life cycle (SDLC) using Agile Methodology.
• Developed User Interface using JSP, JSTL, HTML, CSS, Java Script, and JQuery.
• Used various JQuery UI controls and corresponding Event handlers.
• Used Spring MVC and Dependency Injection for handling presentation and business logic.
• Used Spring Security for Authentication and Authorization of the application.
• Implemented persistence framework using Hibernate& Handled Transaction Management using the provided data source.
• Responsible for designing Hibernate mapping files based on business logic and Object relationships.
• Integrated spring and hibernate together and worked on developing backend components and services using Hibernate and spring.
• Established Database Connectivity using JDBC, Hibernate O/R mapping with Spring ORM for DB2.
• Worked on Hibernate in Data Access Layer for mapping the java objects to relational database and SQL queries to fetch the data, insert and update the data from the database.
• Consumed Web Services to interact with other external interfaces to exchange the data in different forms by using RESTful service.
• Extensively used JSON to parse the data from server side to satisfy the business requirement.
• Created Tables, Triggers, PL/SQL Stored Procedures, SQL queries, Joins, and views for IBM DB2.
• Used Spring JMS module for lookup for the queues and MDBs for the listeners.
• Performed deployment of applications on JBOSS.
• Written LINUX shell scripts to identify user login information.
• Involved in day to day handling of JIRA issues (production issues at time) that involved data inconsistencies that required to be solved in very less time.
• Involved in Bug fixing of various modules that were raised by the testing teams in the application during the Integration testing phase.
• Participated in Code Reviews of other modules, documents, test cases.

Environment: Java, J2EE, HTML, CSS, JavaScript, jQuery, AngularJS, JSP, JSTL, Spring, Hibernate, XML, XSD, SOAP UI, Web Services, RESTful, SOAP, WSDL, Log4j, JUnit, IBM DB2, JBOSS, Jenkins, SVN, RAD IDE, JIRA, Agile Methodology, Linux, Rational Rose and UML.

Confidential

Java developer

Responsibilities:

• Involving in design, development, testing and implementation of the process systems, working on iterative life cycles business requirements, and creating Detail Design Document.
• Using agile methodologies to plan work for every iteration and used continuous integration tool to make the build passes before deploying the code to other environments.
• Development of web pages using spring, JSP and JavaScript.
• Developed user interface using JSTL, HTML, Java script, JQuery and CSS.
• Used J2EE design patterns like Factory pattern & Singleton Pattern.
• Designed and deployed Multi-threading for Finance management cycle.
• Used Hibernate as an O/R mapping tool for selecting, inserting and updating the records in the database.
• Java/Spring/Tomcat on Ubuntu, RHEL & Mac OS/X, someGroovy
• Involved in bug fixing and resolving issues with the QA and production environment during production support.
• Worked on UML diagrams like Class Diagram, Sequence Diagram required for implementing the Quartz scheduler.
• Handled Java sessions for the trainees.
• SVN is used as a tool for version control.
• Used TOAD for accessing the database.

Environment: JAVA, STRUTS, SPRING, IBatis, XML, XSL, JSP, JMS, JavaScript, EJB2.0, Oracle 8i, Web Logic App. Server 8.1, Web logic Workshop, CVS, OOPS.

Confidential

Java Developer

Responsibilities:

• Involved in Requirement Analysis, Design, Development and Testing of the risk workflow system.
• Involved in the implementation of design using vital phases of the Software development life cycle (SDLC) that includes Development, Testing, Implementation and Maintenance Support in WATER FALL methodology.
• Created user-friendly GUI interface and Web pages using JSP, HTML, CSS, AJAX, JavaScript and jQuery.
• Involved in component development using J2EE principles and used design patterns such as Singleton, Factory and Data Access Object (DAO) in the implementation of the application
• Responsible for designing, coding and developed the application in J2EE using Struts MVC.
• Implemented Struts framework (Action & Controller classes) for dispatching request to appropriate classes.
• Used simple Struts Validation for validation of user input as per the business logic and initial data loading.
• Established Database Connectivity using JDBC for MySQL.
• Written SQL queries, PL/SQL store procedures and Triggers to fetch and store data from the database.
• Used Log4J for application logging and notification tracing mechanisms.
• Developed the ANT scripts for preparing WAR files used to deploy J2EE components and deployment of the application was on Jetty.
• Prepared JUnit test cases and executed the test cases using JUnit.
• Involved in bug fixing during the System testing, Joint System testing and User acceptance testing.
• Used GIT to check-in and check-out and co-ordinate among team members for Version Controlling.
• Used Net Beans IDE to integrate different frameworks to build application.

Environment: Java, HTML, CSS, AJAX, jQuery, JavaScript, Struts, Web Services, SOAP, RESTful, JSON, XML, JDBC, SQL, MySQL, ANT, Eclipse, JIRA, GIT and Jetty