SUMMARY

• Over 8 years of experience in all the 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.
• Experience in developing the application with Agile Methodology, Waterfall Methodology and Test - Driven Development.
• Experience in Front-End UI technologies like HTML5, CSS3, JQuery, JSON, Ajax, AngularJS,NodeJS, Bootstrap, Tag Libraries, JSTL.
• Good working knowledge with Java 1.8 features like stream, Lambda expressions and functional interfaces etc.
• Having experience with Cloud Computing environment like Pivotal Cloud Foundry, Amazon Web Services (AWS), Docker Containers.
• Handled operations and maintenance support for AWS cloud resources which includes launching, maintaining and troubleshooting EC2 instances, S3 buckets, Auto Scaling, Dynamo DB, AWS IAM, Elastic Load Balancers (ELB) and Relational Database Services (RDS).
• Proficient in developing J2EE enterprise applications in Service Oriented Architecture and Micro Service Architecture.
• 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.
• Expertise in developing data models using Hibernate Object relational mapping (ORM) frame work and used Hibernate Annotations to reduce time at the configuration level
• 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.
• Designed and developeed J2EE application using HTML5,CSS3, Angular.js, Bootstrap, Java, Spring 4, Hibernate
• Experience with distinctive design patterns like Singleton, Factory, Prototype, Business Delegate, Session Facade, Service locator, Visitor, Observer, Decorator, Front Controller, DAO and MVC.
• Worked with design and development of robust and highly scalable Web Service platforms and API’s based on REST and SOAP for enterprise applications using AXIS, WSDL, UDDI, XML, JAX-WS, JAX-RS, JAXB, JAX-RPC technologies and Jersey frameworks.
• Expertise in XML technologies such as XSL, XSLT, XML schemas, XPath, XForms, XSL-FO and parsers.
• Involved in data loading using PL/SQL calling UNIX scripts to download the manipulate files.
• 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).
• Skilled with version control software like Tortoise SVN, CVS and GIT.
• Worked on build and deploy tools like Jenkins, Maven and ANT.
• Proficient in persistence tier technologies like JDBC, iBatis, & Hibernate.
• Good Understanding in databases such as Oracle, MySQL, SQL Server, NoSQL, Mongo DB, Cassandra and IBM DB2 databases to manage tables, views, indexes, sequences, stored procedures, functions, triggers and packages
• Experience in JMS over messaging to exchange the information in more reliable and asynchronously for enterprise applications using Active MQ and Rabbit MQ.
• 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
• Experience with JUnit, Mockito, Log4j in developing test cases and determining application functionality.
• Experience on UNIX/LINUX Shell Scripting and Deployment of Applications in Server.
• Decent Experience in using code repository tools GIT, Tortoise SVN, and Visual Source Safe.
• Strong communication and analytical skills and a demonstrated ability to handle multiple tasks as well as work independently or in a team.

TECHNICAL SKILLS

Databases: Oracle, SQL-Server, MySQL server, MS SQL, IBM DB2, MongoDB, NoSQL, CassandraWindows, Mac, Linux and Unix.

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

Tools: and Framework: Struts, Spring, Hibernate, Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, Spring Security, Struts, JSF, JUnit, SOAP UI, JReport.

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: AWS EC2, S3, Dynamo DB, ELB

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

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

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

Testing Tools/ Others: JUnit, Mockito, Soap UI, Log4j and JIRA

Version Control: Tortoise SVN, CVS and GIT

Methodologies: Agile, Waterfall, Test Driven Development

PROFESSIONAL EXPERIENCE

Confidential, Plymouth, MN

Sr. Full Stack Java Developer

Responsibilities:

• Worked on High level and low level system design, planning, estimation and implementation.
• Followed Agile Scrum methodology for application development and deliverables.
• Developed presentation layer using JSP, HTML5, CSS3 and client validation using JavaScript.
• Developed Single page application and structured the JavaScript code using AngularJS.
• Design and develop template based User Interface using Bootstrap and Angular JS.
• Developed internal services using Java and Node.js.
• Worked with Angular 2 to develop single page applications.
• Implement modules into Node.js to integrate with designs and requirements.
• Handled all the client side validations, slide show, hide and show controls, dropdown menus and tab navigation using JQuery.
• Worked on Java 1.8 features such as Lambda Expressions for making anonymous inline function calls by using Functional Interfaces which makes code readable and concise.
• Excellent in deploying the applications in AWS as EC2 instances and create snapshots for the data that must be stored in AWS S3.
• Proficient in persistence tier technologies like JDBC, iBatis, & Hibernate.
• Implemented the caching mechanism in Hibernate to load data from Oracle database.
• Developed code for iBatis supporting classes, SQL mapping for Oracle strored procedures.
• Utilized Amazon Web Services (AWS) EC2 to deployDocker containers.
• Used RabbitMQ as a message broker for data delivery, non-blocking operations, push notifications and on publish, asynchronous proceesing, or work queues.
• Create and configured the continuous delivery pipelines for deploying Micro Services and Lambda functions using Jenkins CI server.
• Migrating existing application into Micro services architecture using Rest APIs, Spring boot, Spring Cloud and AWS.
• Worked on development and implementation of the MVC Architectural pattern using Spring Framework.
• Developed the application with various Spring Framework modules like Spring IOC, Spring AOP, Spring Boot, Spring Security, Spring Batch.
• Implemented Spring batch to update the customer information to downstream systems.
• Used spring 4 framework in the application. Involved in developing code for obtaining bean reference spring 4 framework using dependency injection(DI) or Inversion of control (IOC) involved in writing spring configuration Xml file that contains declarations and other dependence object declarations.
• Developed different modules for example: Dispensation, Registrartion of members, employers, partners and education using spring 4 farmework and hibernate 4.
• Used Spring MVC framework 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 customer log data and transactions details etc.
• Implemented Batch jobs to deal with large number of chunks usingSpring Batch Frameworkto execute the similar jobs simultaneously.
• Used Oracle as database and involved in the development of PL/SQL backend implementation.
• Worked on the Teradata stored procedures and funtions to confirm the data and have load it on the table.
• Designed and integrated the full-scale Hibernate persistence solution with the application architecture.
• Involved in design and development of the Hibernate Domain Model for the service.
• Involved in using JPA(Java Persistence API) frameworks and APIs as JDO and Hibernate.
• Enterprises Integrated Pattern Implemented with Apache Camel(ESB).
• Developed a RESTfulbased service for data retrieval to make it independent of the current application.
• Involved on development of RESTFul web services using JAX-RS in a Spring based project.
• Proficient in Application Development/Maintenance using Legacy RPI languages.
• Provide expertise and hand-on helps, guidance to other engineers about cloud infrastructure, micro services container, application server confugurations, docker container management.
• Creating Docker images and running containers for the build images.
• Working with Red Hat product stack, virtualization, API development, middleware, storage, messaging, and cloud technology
• Wrote services to store and retrieve user data from MongoDB for the application on devices.
• Developed scalable solutions using NoSQL databases Cassandra, MongoDB.
• Websphere is used as an Application Server to Deploy the Application.
• Used JUnit and build tools such as MAVEN.
• Created JUnit test cases to automate the testing of business logic.
• Worked on XML and JSON for transferring and retrieving data between different applications.
• Collaborated with testers and developers and prepared test plans for producing high quality software applications
• Worked on Log4j for logging errors, messages and performance logs

Environment: Java 1.8, J2EE, HTML5, CSS3, jQuery, Ajax. Bootstrap, JavaScript, AngularJS, NodeJS, Angular2, Hibernate, Spring MVC, Spring IOC, Spring boot, spring security, OAuth, XML, GIT, JSP, JUnit, Maven, IBM WebSphere, Apache AXIS, JAX-WS, Restful, Apache Camel, Amazon Web Services (AWS), Micro Services, Log4J, Oracle, Mongo DB, WSD, JIRA and Spring Tool Suite.

Confidential, St.Louis,MO

Sr. Full Stack Java Developer

Responsibilities:

• Involved in all phases of Software Development Life Cycle process using Agile Methodology.
• Developed presentation layer using HTML5, CSS3, Bootstrap, JQuery and Angular JS.
• Design and developed template based User Interface using Bootstrap and Angular JS.
• Handled all the client side validations, slide show, hide and show controls, dropdown menus and tab navigation using jQuery.
• Developed the application based on Angular2 MVC architecture.
• Build REST web services by building Node.js Server in the back-end to handle requests sent from the front-end jQuery Ajax calls.
• Extensively involved in coding with J2SE concepts like Collections, Exception Handling, Java I/O and Generics to implemnt some business logic.
• Designed and developed application using Spring Framework modules like Spring IOC, Spring AOP and handled security using Spring Security Oauth.
• Spring MVC model integration for front-end request action controller and Spring AOP for logging purposes.
• Used Spring IOC for dependency injection and developed controllers for handling HTTP requests and providing HTTP response.
• Designed and developeed J2EE application using HTML5,CSS3, Angular.js, Bootstrap, Java, Spring 4, Hibernate.
• Developed REST and SOAP based Web Services for data retrieval to make it independent of the current application.
• Implemented RESTful web services using JAX-RS and Jersey as provider.
• Implemented Service Oriented Architecture by SOAP based Web Services with JAX-WS and WSDL.
• Worked on XML and JSON for transferring and retrieving data between different applications.
• Involved in using JPA(Java Persistence API) frameworks and APIs as JDO and Hibernate.
• Developed the DAO layer for the application using Spring Integration and Hibernate template support.
• Used JMS API for communication between the components.
• Used RabbitMQ as a message broker for data delivery, non-blocking operations, push notifications and on publish, asynchronous proceesing, or work queues.
• Established connection to Oracle database with Spring Integration, Hibernate and created POJOs for mapping with the database tables.
• Troubleshoot software and hardware related issues related to products such as Symantec Endpoint Protection, Veritas NetBackup, HP servers, Redhat 7.x, Windows 2008/2012.
• Provide expertise and hand-on helps, guidance to other engineers about cloud infrastructure, micro services container, application server confugurations, docker container management.
• Deployed Springboot based Micro services,Docker container using Amazon Ec2 container services and using AWS admin console.
• Used Spring Core Annotations for Dependency Injection and used Apache Camel to integrate Spring framework.
• Creating Docker images and running containers for the build images.
• Worked on writing complex PL/SQL queries using joins, Stored Procedures, Functions, Triggers, cursors, and indexes in Data Access Layer.
• Implemented the myBatis mappers for all the four CRUD operations. The myBatis interface methods implemented using serviceimpl class along with domain objects class for database columns.
• Developed test cases for Unit Testing, Integration Testing with JUnit.
• Collaborated with testers and developers and prepared test plans for producing high quality software applications
• Worked on Log4j for logging errors, messages and performance logs.
• Used Maven as build automation tool and deployments are on Web Sphere Application Server.
• Jenkins for Continuous Integration and Spring Tool Suite (STS) IDE for application development.

Environment: Java, J2EE, HTML5, CSS3, Bootstrap, jQuery, AngularJS, Node.js, Angular2, Spring IOC, Spring AOP, Spring MVC, Spring Security, Hibernate, JDBC, REST, SOAP, JAX-RS, JAX-WS, WSDL, Micro services, Service Oriented Architecture, Oracle, SQL, PL/SQL, Unit Testing, Apache Camel, JUnit, Log4j, Maven, Web Sphere Application Server, Jenkins and Spring Tool Suite (STS).

Confidential, St. Paul, MN

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.
• Involved inCore Javacoding by usingJava APIssuch asCollections, Multithreading, Exception Handling, Generics, Enumeration,andJava I/Oto fulfill the implementation of business logic.
• Used Spring MVC and Dependency Injection for handling presentation and business logic.
• To maintain loose coupling between layers published the 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 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 thejavaobjects to relational database and SQL queries to fetch the data, insert and update the data from the database.
• Used Spring andMyBatisframework for project development.
• Consumed Web Services to interact with other external interfaces to exchange the data in different forms by using RESTful service.
• Developed integration modules for disparate clients using Apache Camel.
• Implemented SOA architecture with Web Services using SOAP, WSDL and XML using Apache CXF framework and worked on parsing the XML files using DOM/SAX parsers.
• 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.
• Implemented RESTful and SOAP based Web Services and used Soap UI for testing.
• Used Spring JMS module for lookup for the queues and MDBs for the listeners.
• Involved in Unit Testing of various modules by generating the Test Cases.
• Performed deployment of applications on JBOSS.
• Redhat Openshift 3.4 is used to deploy container based micro service application.
• 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, Micro services, WSDL, Log4j, JUnit, IBM DB2, JBOSS, Jenkins, Apache Camel, SVN, RAD IDE, JIRA, Agile Methodology, Linux, Rational Rose and UML.

Confidential, Cleveland, OH

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, jQuery and Angular JS.
• Developed client-side application with Angular JS in a clean Model View Controller (MVC) Architecture.
• Used Spring MVC and Dependency Injection for handling presentation and business logic.
• To maintain loose coupling between layers published the 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 the provided data source.
• Used Spring Security for Authentication and Authorization of the application.
• Extensively used JSON to parse the data from server side to satisfy the 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 the data, insert and update the data from the database.
• Used Hibernate in Data Access Layer to access and update information in the database.
• Extensively used HQL and SQL for querying databases.
• Consumed Web Services to interact with other external interfaces in order to exchange the 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 the 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 the queues and MDBs for the listeners.
• Involved in Unit Testing of various modules by generating the Test Cases.
• Performed deployment of applications on Web Logic Server.
• 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.
• 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 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, 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

Java/J2EE 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 Struts, JSP, HTML, CSS, AJAX, JQuery and JavaScript.
• 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.
• Achieved synchronization of multiple threads through Multithreading and Exception Handling.
• Extensively used JSON to parse the data from server side to satisfy the 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 the 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 the 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 the ANT scripts for preparing WAR files used to deploy J2EE components.
• Analysis and Bug fixing of the 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 the 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, Oracle, ANT, Eclipse IDE, JIRA, Tortoise SVN, and UNIX.

Confidential

Jr.JavaDeveloper

Responsibilities:

• Developed the application based on MVC architecture.
• Developed web application using 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 Java Swings in designing user interfaces.
• Used Java Fundamentals and OOPS concepts like inheritance, polymorphism, abstraction to develop the 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 the data from database.
• Monitored the logs using Log4J and fixed the problem.
• The Application was deployed on Apache Tomcat Server.
• Involved in build and deploying the 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.