SUMMARY

• IT Professional with 8+ years of experience in all teh technical phases of Software Development Life Cycle (SDLC) including Requirement Analysis, Design, Implementation and Testing in both Web based and Enterprise applications with emphasis on Object Oriented, Java/J2EE and Client Server technologies.
• Proficient in developing applications with Agile Methodology, Waterfall Methodology and Test - Driven Development.
• Experience in Frontend UI technologies like HTML5, CSS3, JQuery, JSON, Ajax, AngularJS,Angular2, Angular4, NodeJS, Bootstrap, Tag Libraries and JSTL.
• Hands-on experience in developing web applications by using Spring framework moduleslike Spring IOC, Spring AOP, Spring MVC, Spring Security, Spring Boot, Spring Batch and Spring Data.
• Proficient in developing J2EE enterprise applications in Service Oriented Architecture and Micro Service Architecture.
• Expertise in developing data models using Hibernate Object relational mapping (ORM) frame work and used Hibernate Annotations to reduce time Confidential teh configuration level.
• Proficient in using Amazon Web Services AWS. Extensive experience focusing on services like EC2, Cloud Watch, Cloud Front, Cloud Formation, IAM, S3, Amazon RDS, Elastic Cache.
• Highly skilled in J2EE Technology - Servlets, Struts, Spring, JDBC, JTA, JPA, Hibernate and JMS.
• Expert in Core Java with strong understanding of Garbage Collector, Collections, Multithreading, Event handling, Exception handling and Generics.
• Experience with distinctive design patterns like Singleton, Factory, Prototype, Business Delegate, Session Facade, Service locator, Visitor, Observer, Decorator, Front Controller, DAO and MVC.
• 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).
• Expertise in XML technologies such as XSL, XSLT, XML schemas, XPath, XForms, XSL-FO and parsers like SAX, DOM
• Experience in building Web Services for Service Oriented Architecture (SOA).
• Strong experience in designing and developing data models and accessing from Java applications using SQL, PL/SQL, ORM tool Hibernate and TEMPhas experience with NoSQL databases like MongoDB.
• Experience in JMS over messaging to exchange teh information in more reliable and asynchronously for enterprise applications.
• Proficient with build automation tools like Gradle, Maven and Ant for builds and deployments to different environments.
• Experience on different IDEs such as Eclipse, RAD, Spring Tool Suite, IntelliJ and deployment using Application Servers like Apache Tomcat, BEA WebLogic, Web Sphere, Glassfish, Camel and JBOSS
• Proven ability in creating page Objects, data driven, keyword driven automation frameworks for J2EE based applications using Junit, Selenium Web Driver, Mockito, Groovy Spock, TestNG Testing, Cucumber, Ant, Maven, Bamboo and Jenkins.
• Experience on UNIX/LINUX Shell Scripting and Deployment of Applications in Server.
• Good understanding of Business workflow, Business logic and Business methods for further implementation of user requirement in a distributed application environment.

TECHNICAL SKILLS

Programming Languages: JAVA 8.0/7.0/6.0/5.0, Python, UML, XML, SQL, PL/SQL

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

J2SE/J2EE Technologies: Java, J2EE, RMI, Sockets, JDBC, Servlets, JSP, JMS, Java Beans, JSTL, JSF, Jakarta Struts, EJB, Spring, Hibernate, JTA, JNDI, JPA JMS, Web Services (JAX-RPC, JAX-WS, SOAP, REST, WSDL, UDDI and RESTFUL), Groovy/Grails

Web Technologies: HTML5, CSS3, JavaScript, JQuery, Bootstrap, AngularJS, JSF, AJAX, NodeJS, JSON Restful

XML Technologies: XML, XSL, DOM, SAX, DTD, XQuery, XSD and XSLT

Cloud Technologies: Amazon Web Services (EC2, SQS, RDS, IAM, S3), Pivotal Cloud Foundry and Spring Cloud

Databases: Oracle, SQL-Server, MySQL server, MS SQL, IBM DB2, MongoDB, NoSQL

Web/Application Servers: Apache Tomcat, IBM WebSphere, Glassfish, Web logic Application server, JBoss

Build Tools: ANT, Maven, Gradle, Docker and Jenkins

IDE / Tools: Eclipse, IntelliJ, Spring Tool Suite (STS), RAD

Testing Tools/ Others: Selenium, TestNG, JUnit, TOAD, Soap UI, Putty, Rational Clear Quest, RTC, Load UI and Mockito

Version Control: Tortoise SVN, CVS, Rational Clear case, Source Tree and Git

Platforms: Windows, Mac, Linux and UNIX

Design Patterns: Singleton, Factory, Prototype, Business Delegate, Session Facade, Service locator, Visitor, Observer, Decorator, Front Controller and DAO Pattern

PROFESSIONAL EXPERIENCE

Confidential - Irving, TX

Sr. Java/J2EE Developer

Responsibilities:

• Worked on High level and low level system design, planning, estimation and implementation.
• Development & implementation of teh MVC Architectural pattern using Spring Framework, Spring Security and AOP.
• Created and injected spring services, spring controllers and DAOs to achieve dependency injection and to wire objects of business classes.
• Used Spring MVC framework Confidential teh Web tier level to isolate each layer of teh application so dat complexity of integration will be reduced and maintenance will be very easy.
• Used Spring AOP for solving crosscutting concerns like keeping customer log data and transactions details etc.
• Implemented Batch jobs to deal with large number of chunks usingSpring Batch Frameworkto execute teh similar jobs simultaneously.
• Developed presentation layer using JSP, HTML5, CSS3 and client validation using JavaScript.
• Developed Single page application and structured teh JavaScript code using AngularJS.
• Design and develop template based User Interface using Bootstrap and AngularJS.
• Handled all teh client side validations, slide show, hide and show controls, dropdown menus and tab navigation using JQuery.
• Maintained Interface compatibility and concurrency in teh project using Java 8 new features like default, static methods and Concurrency API
• Implemented and maintained monitoring and alerting of production and corporate servers such as EC2 and storage such as S3 buckets using AWS
• Used Amazon S3 to backup database instances periodically to save snapshots of data
• Utilized Amazon Web Services (AWS) EC2 to deployDocker containers.
• Create and configured teh continuous delivery pipelines for deploying Micro Services and Lambda functions using Jenkins CI server.
• Deep understanding of data structures, algorithms
• Designed and integrated teh full-scale Hibernate persistence solution with teh application architecture.
• Involved in design and development of teh Hibernate Domain Model for teh service.
• Involved in using JPA(Java Persistence API) frameworks and APIs as JDO and Hibernate.
• Developed a RESTfulbased service for data retrieval to make it independent of teh current application.
• Involved on development of RestFul web services using JAX-RS in a Spring based project.
• Worked on XML and JSON for transferring and retrieving data between different applications.
• Worked on ElasticSearch to convert raw data such as log files or message files into internal documents and stored them in a basic data structure like a JSON object
• Wrote services to store and retrieve user data from MongoDB for teh application on devices.
• Implemented service methods and SQL queries, PL/SQL to interact with teh Oracle DBMS and worked with Cassandra.
• Used WebSphere as an Application Server to Deploy teh Application.
• Used JUnit and build tools such as MAVEN.
• Collaborated with testers and developers and prepared test plans for producing high quality software applications
• Created a continuous deliver pipeline and continuous deployment using Bamboo.
• Maintained teh project using Git, Bitbucket and related documentation in Confluence.
• Worked on Log4j for logging errors, messages and performance logs.

Environment: Java 1.8, J2EE, HTML5, CSS3, JQuery, Bootstrap, JavaScript, AngularJS, NodeJS, Hibernate, Spring MVC, Spring IOC, Spring boot, spring security, XML, GIT, Bitbucket, Bamboo, JSP, JUnit, Maven, IBM WebSphere, Apache, JAX-RS, Restful, Elastic Search, Amazon Web Services (AWS) EC2, S3, Micro Services, Log4J, Oracle, Mongo DB, WSD and Spring Tool Suite

Confidential - Woonsocket, RI

Sr. Java/J2EE Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, modeling, analysis, design, development, and testing.
• Developed teh view-controller components usingJSPs,HTML5,CSS3,AJAX,JavaScript (jQuery).
• Implemented routing logic and navigation from screen to screen and implemented login functionality on teh client side inAngularJS.
• Developed integration with Elastic search in any of teh programming languages like JAVA and JavaScript.
• Implementedcorefeatures ofAngularJSframework such as dependencyInjection,Data-binding,Filters, Directives, Templates, Services and Deep Linking Designing.
• Used Spring MVC framework for implementing Model-View- Controller (MVC)architecture Confidential teh Web tier level to isolate each layer of teh application so dat 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.
• Used Spring Batch for processing large amount of data like transaction management, job processing, resource management and logging.
• Used Java 8 features like stream and Lambda expressions.
• Maintained Interface compatibility and concurrency in teh 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 used functional Interfaces.
• Secured teh API's by implementing Oauth2 token-based authentication/authorization scheme using spring security.
• Designed & developed 3rd Payment services to Offer Users Convenient Payment Methods based on OAuth Protocol
• UsedHibernateORMframeworkas persistence engine and wroteHibernateQueries to automate teh mapping betweenOracledatabase andObjectsinJava.
• Involved in writing SQL and Stored Procedures for handling complex queries with help of TOAD and access them through Java Programs from Oracle Database.
• Worked with MongoDB to store non-relational data into collection and retrieve them whenever required.
• Used WebLogic serverto route our JMS queue messages to different business floors and configured routes in WebLogic and used JMS in e-mail notification.
• Worked on setting up Maven scripts to build, package, and deploy application code to teh target WebLogic Application Servers and worked on continuous integration servers like Jenkins.
• Developed teh 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.
• Performed coding to build REST Micro Services using Spring Cloud, Oracle, XSD, JSON, Spring Config, Cloud Foundry and Jenkins.
• Responsible for creating an instance on Amazon EC2 (AWS) and deployed teh application on it.
• 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.
• Involved in creating EC2 instances and installed required configurations and applications on it and created S3 buckets for storing object level data into it.
• Used AWS Cloud Watch to monitor teh application and to store teh logging information.
• Used Kafkato handle data pipeline for high speed filtering and pattern matching on teh fly and monitoring data pipeline operations (this involves aggregating statistics from distributed applications to produce centralized feeds of operational data).
• Developed API’s to read and publish data from ElasticSearch cluster using native Java Transport client as well as REST client. Worked on Spring Integration with teh ElasticSearch
• Focused onTestDrivenDevelopmenttheir by creating detailedJUnittests for every single piece of functionality before writing teh functionality.
• Performed automation testing and authored test scripts using SeleniumWeb Driver, Selenium Gridand Junit.
• Worked in Agile TDD environment using SDLC tools like GIT, Jira, Jenkins, and Maven for build packaging and deployments of teh application components.

Environment: Agile methodology, Java, J2EE,Hibernate, Spring, Spring Boot, XML,JSP, JAX-RS, Spring AOP, Spring security, Oracle, MongoDB, JSP, HTML, AJAX, JavaScript, jQuery, AngularJS, Docker, Kafka, GIT, JIRA, PL/SQL, STS, JUnit, Log4J, Maven, Jenkins, WebLogic Application Server, AWS IAM, EC2, S3, RDS, SQS

Confidential - St. Louis, MO

Java/J2EE Developer

Responsibilities:

• Involved in all phases of teh Software development life cycle (SDLC) using Agile Methodology.
• Developed User Interface using JSP, JSTL, HTML, CSS, Java Script, JQuery and Angular JS.
• Developed client side application with AngularJS in a clean Model View Controller (MVC) Architecture.
• Involved in component development using J2EE principles and used design patterns such as Singleton, Factory and Data Access Object (DAO) in teh implementation of teh application.
• Used Spring MVC and Dependency Injection for handling presentation and business logic.
• To maintain loose coupling between layers published teh business layer as services and injected necessary dependent components using Spring IOC and published cross cutting concerns like Logging, User Interface exceptions, Transactions using Spring AOP.
• Integrated Spring DAO for data access using Hibernate.
• Implemented persistence framework using Hibernate & Handled Transaction Management using teh provided data source.
• Used Spring Security for Authentication and Authorization of teh application.
• Extensively used JSON to parse teh data from server side to satisfy teh business requirement.
• 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 Oracle.
• Worked on Hibernate for mapping thejavaobjects to relational database and SQL queries to fetch teh data, insert and update teh data from teh database.
• Developed teh DAO layer for teh application using Spring Hibernate template support.
• Extensively used HQL and SQL for querying databases.
• Consumed Web Services to interact with other external interfaces in order to exchange teh data in different forms by using Restful service.
• Implemented SOA architecture with Web Services using SOAP, WSDL, UDDI and XML using Apache CXF framework and worked on parsing teh XML files using DOM/SAX parsers.
• Created tables, triggers, PL/SQL Stored Procedures, SQL queries, Joins, i2ntegrity constraints and views for IBM DB2.
• Used Multithreading in programming to improve overall performance using Singleton design pattern in Hibernate Utility class.
• Implemented Restful and SOAP based Web Services and used Soap UI for testing.
• Used Spring JMS module for lookup for teh queues and MDBs for teh listeners.
• Involved in Unit Testing of various modules by generating teh Test Cases.
• Performed deployment of applications on Web Logic Server.
• Wrote Linux Shell Scripts to identify user login information.
• Involved in day to day handling of JIRA issues (production issues Confidential time) dat involved data inconsistencies dat required to be solved in very less time.
• Worked with Eclipse IDE and used Gradle build tool to achieve more functionality for build process.
• Used Jenkins as build management tool for continuous integration process and used Git as Version Control tool.
• Involved in Bug fixing of various modules dat were raised by teh testing teams in teh application during teh Integration testing phase.
• Participated in Code Reviews of other modules, documents, test cases.

Environment: Java, J2EE, HTML, CSS, JavaScript, JQuery, JSP, JSTL, Spring, Hibernate, XML, XSD, Web Services, Restful, SOAP, WSDL, Log4j, JUnit, DB2, Web Logic, Jenkins, Gradle, GIT, Eclipse, JIRA, Agile Methodology, Windows, Linux, Rational Rose

Confidential - Alpharetta, GA

Java/J2EE Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, modelling, analysis, design, development, testing, and monitoring.
• Involved in teh front end using JSP, HTML, CSS, JavaScript and JQuery.
• Developed GUI using SWT/RCPtechnology.
• Worked on different plug-ins of EclipseRCP.
• Developed different GUI screens using widgets like Tree and Table form in Eclipse SWT/RCP.
• Developed perspective to show different views together inRCP.
• Developed Menus and views using Extension point inRCP.
• Implemented MVC architecture using JSP, Spring, Hibernate and used Spring Framework to initialize managed beans and services.
• Involved in development of Agent Verification System using Spring MVC framework.
• Used Spring Inheritance to develop beans from already developed parent beans.
• Used Spring AOP for logging, auditing, and transaction management to distinguish business logic from teh cross-cutting concerns.
• Used Spring Security for Authentication and Authorization of teh application.
• Created data model and generated Hibernate mappings and domain objects using Hibernate tools.
• Interfaced with teh My SQL back-end database by integrating Spring with Hibernate.
• Extensively used hibernate named queries, criteria queries, Hibernate Query Language (HQL) and Optimistic Locking and Caching to process teh data from teh database.
• Developed Unit /Integration test cases using JUnit.
• Used Gradle tool for building and deploying teh Web applications in Web Logic Server.
• Used JIRA tool for tracking stories progress and follow agile methodology.
• Used logging techniques provided by Log4J tool for efficient logging and debugging.
• Developed teh application using Eclipse as teh IDE and used its features for editing, debugging, compiling, formatting, build automation and version control (SVN).
• Involved in Maintenance and Enhancements for teh project.

Environment: Java, J2EE, HTML, CSS, JavaScript, JQuery, Struts, Spring IOC, Spring MVC, Spring AOP, JDBC, Hibernate, My SQL, HQL, SQL, JUnit, Gradle, JIRA, Log4J, Eclipse, SVN, Sybase, RCP and Web Logic Server

Confidential

Java Developer

Responsibilities:

• Involved in Requirement Analysis, Design, Development and Testing of teh risk workflow system.
• Involved in teh implementation of design using vital phases of teh Software development life cycle (SDLC) dat includes Development, Testing, Implementation and Maintenance Support in WATER FALL methodology.
• Created user-friendly GUI interface and Web pages using Struts, JSP, HTML, CSS, AJAX, JQuery and JavaScript.
• Responsible for designing, coding and developed teh 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 teh business logic and initial data loading.
• Achieved synchronization of multiple threads through Multithreading and Exception Handling.
• Extensively used JSON to parse teh data from server side to satisfy teh business requirement.
• Developed Struts Action Forms, Action classes and performed action mapping using Struts.
• Developed batch job using EJB scheduling and leveraged container managed transactions for highly transactions.
• Involved in developing Web Services to send XML request and reading teh response SOAP UI from Java platform.
• Used various CoreJava concepts such as Multi-Threading, Exception Handling, Collection APIs, Garbage collections for dynamic memory allocation to implement various features and enhancements.
• Consumed Web Services to interact with other external interfaces in order to exchange teh data in different forms by using Restful service.
• Established Database Connectivity using JDBC for Oracle.
• Used Log4J for application logging and notification tracing mechanisms.
• Developed teh ANT scripts for preparing WAR files used to deploy J2EE components.
• Analysis and Bug fixing of teh production problems and defects along with enhancements.
• Implemented JUNIT test cases for unit testing and Suites for end to end testing.
• Used JIRA for tracking teh Project Stories and bug fixing.
• Used SVN to check-in and check-out and co-ordinate among team members for Version Controlling.

Environment: Java, HTML, CSS, AJAX, JQuery, JavaScript, JSON, XML, Struts, JDBC, IBATIS, Web Services, SOAP UI, Restful, HQL, SQL, JBOSS, JSON, Oracle, ANT, Eclipse IDE, JUNIT, JIRA, Tortoise SVN, and UNIX

Confidential

Java Developer

Responsibilities:

• Developed teh application based on MVC architecture.
• Developed web application using JSP, Servlets, Java beans dat uses MVC design pattern.
• Created user-friendly GUI interface and Web pages using HTML, CSS and JSP.
• Wrote JavaScript for client side validation.
• Used Java Swings in designing user interfaces.
• Used Java Fundamentals and OOPS concepts like inheritance, polymorphism, abstraction to develop teh code.
• Implemented core java concepts like Multithreading, Exception Handling and Collection wherever necessary.
• Used Eclipse as IDE tool for creating Servlets, JSP, and XML.
• Wrote SQL for JDBC prepared statements to retrieve teh data from database.
• Monitored teh logs using Log4J and fixed teh problem.
• Teh Application was deployed on Apache Tomcat Server.
• Involved in build and deploying teh application using ANT.
• Used Configuration Management Tools for version control which is built on CVS.
• Worked on bug fixing and Production Support.

Environment: Java, HTML, CSS, JavaScript, JSP, Servlets, JDBC, MVC Design pattern, PL/SQL, Log4J, Apache Tomcat server, My SQL, Eclipse IDE, CVS, ANT, Log4J