SUMMARY

• Having 8 years of 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 wif 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 teh web pages.
• Used Java 1.8 features such as Lambda Expressions to make teh code concise and Stream API to increase teh 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.
• Excellent in deploying teh applications in AWS as EC2 instances and created snapshots for teh data dat had to be stored in AWS S3.
• Defined AWS Security Groups which acted as virtual firewalls dat controlled teh traffic allowed reaching one or moreEC2 instances.
• Developed and maintained components using Spring Boot in a Micro Services Environment.
• 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.
• Expert in Core Java and implementing concepts like Multithreading, Concurrency, Exception Handling, File handling, IO, Generics and Java collections in various projects.
• Expertise in implementing design patterns like Singleton, Prototype, Session, Front Controller and DAO pattern.
• Developed Web and other components using Service Oriented Architecture (SOA) and Micro Services Architecture based J2EE applications.
• Experience using Hibernate for mapping Java classes wif database and using Criteria API and Hibernate Query Language (HQL).
• Good Knowledge of Data Access Object (DAO) pattern to introduce an abstraction layer between teh Business logic tier (Business object) and teh Persistent Storage tier.
• Excellent in developing implementations for DAO Modules by consuming SOAP and REST services by using frameworks like JAX-RS, JAX-WS, Apache Axis and Jersey Frameworks.
• Proficient in developing RESTful web services in Java using XML, JSON.
• Experienced in using Enterprise Messaging Systems like Tibco, JMS and Rabbit MQ for sending over asynchronous email notifications to teh clients as well as subscribers.
• Worked wif Relational and Non-Relational databases like Oracle, MySQL, IBM DB2 and Hands on Experience in working wif NoSQL Database like MongoDB, Cassandra to manage extremely large data sets.
• Hands on experience in writing Unit Test Cases for UI and Backend wif JUnit, Mockito and Groovy.
• Experienced wif deploying applications on to production servers, configuring various parameters of servers like Apache Tomcat, JBOSS, BEA Web logic, IBM Web Sphere.
• Actively involved in teh DevOps streamlining process through Jenkins CI and CD Release Automation.
• Used version controller tools like Tortoise Subversion (SVN) and Git.
• Implemented a Continuous Delivery pipeline wif Docker, Jenkins and GitHub and AWS AMI’s.
• Experience in working wif IDE’S like Eclipse, RAD, Spring Tool Suite (STS), and Intellij.
• Has extensive experience working on Windows, Linux and UNIX Operating Systems.
• Work experience wif a wide variety and diversified teams since teh beginning of teh career and experience of providing training to business users.

TECHNICAL SKILLS

Languages: C, C++, Java 1.8, J2EE, SQL and PL/SQL

Mark-up/XML Technologies: HTML5, CSS3, Bootstrap, JavaScript, JQuery, Ajax, AngularJS, NodeJS, XML, XSD, XSL/XSLT, SAX/DOM, and JSON.

Tools: & Framework: Struts, Spring, Hibernate, Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, Spring Security, Spring Boot, JSF, JUnit, SOAP UI, Google Web Toolkit, Jersey.

Build Automation: ANT, Maven, Jenkins, Gradle.

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

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

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

Databases: Oracle, MS SQL-Server, MySQL, IBM DB2, NoSQL DB like MongoDB.

IDE tools: Eclipse, RAD, Spring Tool Suite (STS) and IntelliJ.

Modeling/ CASE Tools: Rational Rose and MS Visio Professional.

Testing Tools/ Others: Selenium, JUnit, Soap UI and Mockito.

Version Control: Tortoise SVN and GIT.

OS & Environment: Windows, Sun Solaris, UNIX

PROFESSIONAL EXPERIENCE

Confidential, Wilmington, DE

Sr.JAVA/ J2EE Full Stack 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,JQuery, AJAX,and JavaScript.
• Implemented routing logic and navigation from screen to screen and implemented login functionality on teh client side inAngularJS.
• Hands-on experience in developing integration wif Elastic search in any of teh programming languages like JAVA and JavaScript. Having noledge of advance reporting using Elastic search and NodeJS.
• Implementedcorefeatures of Angular JS framework such as dependencyInjection,Data-binding,Filters, Directives, Templates, Services and Deep Linking Designing.
• Used Java 8 features like stream and Lambda expressions.
• Maintained Interface compatibility and concurrency in teh project using Java 1.8 new features like default, static methods and Concurrency API.
• 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.
• 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.
• 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 wif teh Elastic Search.
• Used Spring MVC framework for implementing Model-View- Controller (MVC)architecture at 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.
• Secured teh API's by implementing OAuth 2.0 token-based autantication/authorization scheme using Spring Security.
• UsedHibernateORMframeworkas persistence engine and wroteHibernateQueries to automate teh mapping betweenOracledatabase andObjectsinJava.
• Involved in writing SQL and Stored Procedures for handling complex queries wif halp of TOAD and access them through Java Programs from Oracle Database.
• Worked wif 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.
• 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 wif RESTful endpoints.
• Focused onTestDrivenDevelopmentthere 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 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, JMS, GIT, JIRA, PL/SQL, STS, JUnit, Log4J, Maven, Jenkins, Web Sphere Application Server.

Confidential, Sunnyvale, CA

JAVA/ J2EE Full Stack 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 teh 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, HTML5, CSS3 and client validation using JavaScript, DOM.
• Used NodeJS for building web applications wif client-server architecture, where both can initiate communication in two-way connections and allow them to exchange data.
• Involved in implementing teh Micro Services based on Restful API utilizing Spring Boot wif 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.
• Designed and integrated teh full-scale Spring / Hibernate persistence solution wif teh application architecture.
• Worked on development and implementation of teh 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.
• Developed teh DAO layer for teh application using Spring, Hibernate template support.
• Implemented Object Relational Persistence (Hibernate) for teh domain model.
• Involved in design and development of teh Hibernate Domain Model for teh services.
• Worked on web services and associated business modules integration.
• Involved in writing JSP components. Used JSTL Tag library to create standard dynamic web pages.
• Worked on XML and JSON for transferring and retrieving data between different applications.
• Worked on generating teh web services classes by using Service Oriented Architecture (SOA), WSDL, UDDI and SOAP.
• Responsible for creating an instance on Amazon EC2 (AWS) and deployed teh application on it.
• Worked in wide-area network to maintain all teh 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.
• Used Rabbit MQ message broker to route messages to teh clients across teh cloud network.
• Experience in writing complex PL/SQL queries using joins, Stored Procedures, Functions, Triggers, Cursors, and indexes in Data Access Layer.
• Collaborated wif 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 teh application in UNIX on IBM Web Logic Application Server.

Environment: Agile Methodology, Java, J2EE, HTML5, CSS3, JavaScript, JQuery, Ajax, AngularJS, JSON, JSP, Struts, AWS, Micro Services, Spring, Hibernate, SOA, SOAP, WSDL, RabbitMQ, Multithreading, Concurrency, Exception Handling, JDBC, Oracle, Maven, JUnit, 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 teh functional requirements.
• Application is implemented using agile methodology where there is a daily SCRUM meeting to understand teh status and resolve any issues.
• Upgraded existing UI wif HTML, CSS, JQuery, Bootstrap and interaction.
• Implemented teh application using Spring IOC, Spring MVC Framework, Spring AOP, Spring Boot, Spring Batch, and handled teh security using Spring Security.
• Designed and developed teh 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 teh persistence layer using Hibernate Framework, created teh 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 teh data from teh 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 wif 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 teh issues in teh application.
• Worked wif Intellij and used Gradle build tool to achieve more functionality for build process.
• Involved in Maintenance and Enhancements for teh 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, Chicago, IL

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, and JQuery.
• Used various JQuery UI controls and corresponding Event handlers.
• 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.
• Used Spring Security for Autantication and Authorization of teh application.
• Implemented persistence framework using Hibernate & Handled Transaction Management using teh 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 wif Spring ORM for DB2.
• Worked on Hibernate in Data Access Layer for mapping thejavaobjects to relational database and SQL queries to fetch teh data, insert and update teh data from teh database.
• Consumed Web Services to interact wif other external interfaces to exchange teh data in different forms by using RESTful service.
• Implemented SOA architecture wif Web Services using SOAP, WSDL and XML using Apache CXF framework and worked on parsing teh XML files using DOM/SAX parsers.
• Extensively used JSON to parse teh data from server side to satisfy teh business requirement.
• Created Tables, Triggers, PL/SQL Stored Procedures, SQL queries, Joins, and views for IBM DB2.
• 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 JBOSS.
• Written LINUX shell scripts to identify user login information.
• Involved in day to day handling of JIRA issues (production issues at time) dat involved data inconsistencies dat required to be solved in very less time.
• 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, 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:

• 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 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 teh implementation of teh application.
• 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 RESTful and SOAP based Web Services to consume and produce data in XML and JSON.
• Consumed Web Services to interact wif other external interfaces to exchange teh data in different forms by using RESTful service.
• Established Database Connectivity using JDBC for MySQL.
• Written SQL queries, PL/SQL store procedures and Triggers to fetch and store data from teh database.
• Used Log4J for application logging and notification tracing mechanisms.
• Developed teh ANT scripts for preparing WAR files used to deploy J2EE components and deployment of teh application was on Jetty.
• PreparedJUnittest cases and executed teh test cases usingJUnit.
• Involved in bug fixing during teh 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 NetBeans 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, Jetty and UNIX.

Confidential

Java Programmer

Responsibilities:

• Involved in understanding and analyzing teh requirements of teh project.
• Followed Waterfall Methodology to implement teh features.
• Used Java JDK features to implement teh functionalities.
• Designed and developed teh User Interface using HTML, JavaScript, AJAX and CSS.
• Implemented Struts MVC design pattern and front controller pattern.
• Developed Action Class components for performing business process execution and involved in configuration of struts configuration specific xml file.
• Created and handled Custom-Exceptions dat are related to business operations. Created child Threads to improve teh performance by running some independent tasks at background.
• Developed Server-Side components for teh business services for creating Items, BOM, Sourcing Rules, and substitute.
• Used Log4j for logging purposes during teh development of teh application.
• Used JDBC to interact wif teh underlying MySQL Database.
• Extensively worked on SQL for writing complex queries in teh business logic layer.
• Deployed Applications on Apache Tomcat Server and used CVS as teh version control manager.
• Used Mantis for tracking teh issues and for enhancements of any features.
• Used Eclipse IDE to integrate teh different frameworks to build teh overall application.

Environment: Java, JDBC, JDK, Servlets, Struts, JSP, Hibernate, Java Mail API, AJAX, HTML, XML, ANT, Log4JCVS, RAD, Putty, MySQL, Mantis, Apache Tomcat, Eclipse IDE, Waterfall Methodology.