SUMMARY:

• Passionate, Innovative and highly commited senior software engineer with demonstrated experience in end - to-end web based and application software development. Possesses broad knowledge of various software languages like C,C++, Java and tools with fierce passion about user experience and interaction of the database to develop stack solution. My experience and interests are not only limited to user interaction design through web development and front end technologies/infrastructure. It includes with well versed in the full life cycle of the software development process including requirements, definition, design interface implementation, testing and deployment.
• Around 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.
• Strong experience in Java design patterns like Factory, Abstract Factory, Singleton and J2EE Patterns like MVC, DAO, Service Locators, Value Objects, Data Transfer Objects and Front controllers.
• 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 modules like 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.
• 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 like SAX, DOM
• 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).
• Good Understanding in databases such as Oracle, MySQL, SQL Server, NoSQL, Mongo DB and 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 CVS.
• Strong communication and analytical skills and a demonstrated ability to handle multiple tasks as well as work independently or in a team.

TECHNICAL SKILLS:

Programming Languages: Java 1.8, J2EE, and PL/SQL.

Tools: and Framework Spring, Hibernate, Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, Spring Security, Struts 2.0, 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, React.js, JSF, AJAX, NodeJS, JSON Restful.

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

Cloud Technologies: AWS EC2, S3,Elastic Beanstack, AWS Lambda, Dynamo DB, ELB, PCF

Oracle, SQL: Server, MySQL server, MS SQL, IBM DB2, MongoDB, Cassandra, NoSQL.

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

Build Tools & Deployment 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

Platforms: Windows, Mac, Linux and Unix.

Methodologies: Agile, Waterfall, Test Driven Development

PROFESSIONAL EXPERIENCE:

Confidential, Buffalo Grove, IL

Full-Stack Java Developer

Responsibilities:

• Involved in all phases of Software Development Life Cycle process using Agile Methodology.
• Worked in a highly dynamic AGILE environment and participated in scrum and sprint meetings.
• Worked on developing Single Page Application using Angular 5 and Javascript .
• Designed User Interface using HTML 5, CSS3, jQuery, and XML in a responsive grid layout. Implemented responsive design template to get a new interface in Bootstrap.
• Good experience in using chrome developer tools for debugging the application from front-end
• Used Node . js to interact with Back-end services.
• Designed and Developed RESTFUL web services using Spring Rest.
• Developed Batch jobs to load the .csv files to IBM EMC isilion folder with following SFTP using Spring batch framework with conjugation of SpringBoot
• Used IBM Nexus Source Repo to store the build artifacts.
• Developed business service layer to interact with DB and Controllers.
• Used Soap UI to test Mock UI services.
• Worked on build and deployments of web application in different envinornments like DEV,QA,UAT,SIT (Unix Envinorment)and resolved issues dynamically.
• Jenkins Server is being used for Continuous Integration and Continuous Development.
• Docker is used to create images of the services and deploy the services into Jenkins server.
• Worked on Token based authentication using OAuth 2.0.
• Used Maven as local build tool and Jenkins as integration build/deployment tool.
• Good experience on using IBM Webshpere Application Server 8.5 and 9 for deployments.
• Developed customed annotations using Spring AOP for Auditing in the Application.
• Used Messging Queue JMS to interact with other systems.
• Worked on developing customer logger to the application.
• Used Junit Framwork to write Unit test cases and 95% code coverage by using SonarQube with IBM DB2 database as part of Unit Testing.
• Worked on creating Jenkins pipeline to build CI job and to download the jar file into NEXUS Artifactory.

Environment:: Java1.8, IBM SDK, J2EE, HTML5, CSS3, BootStrap, jQuery, Ajax, Bootstrap, JavaScript, Angular, Node.js, Spring MVC, Spring boot, Spring JDBC, SpringBatch, OAuth 2.0, JSON, Jackson, GIT, Junit, Maven Restful, Log4J, STS, Shell Scripting, Jenkins, SonarQube, SoapUI Postman, Websphere - 8.5,9, AGILE, Nexus, IBM Cloud, TDD, GIT, IBM TOAD, ORACLE SQL Developer, Docker, Jenkins.

Confidential, Wilmington, DE

Full-Stack Java Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, modeling, analysis, development and testing, also implemented Agile Development Methodology and tested the application in each iteration.
• Worked in a highly dynamic AGILE environment and participated in scrum and sprint meetings.
• Worked on Thread handling to maintain continuity of execution and extensively implemented Multithreading concept to handle Transaction Management with isolation and propagation levels.
• Worked on business logic and calculations, performs analysis, handles data transfers, and generates XSL for presentation layer and SQL commands for database layer.
• 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.
• Developed presentation layer using JSP, HTML5, CSS3 and client validation using JavaScript.
• Developed Single page application and structured the JavaScript code using Angular.js.
• Designed and developed template based User Interface using Bootstrap and Angular.Js .
• AngularJs Ajax module is used to handle RESTful calls to enable communication between view components and server.
• Developed various helper classes needed following Core Java multi-threaded programming and Collection classes.
• Excellent in deploying the applications in AWS as EC2 instances and create snapshots for the data that must be stored in AWS S3.
• Utilized Amazon Web Services ( AWS ) Elastic Beanstack to deploy Docker containers.
• Created a Lambda job to move files from AWS S3 to Glacier cloud storage
• Created a Java Lambda that watches an AWS S3 bucket, and triggers a SOAP request when a new file has been detected
• Created and configured the continuous delivery pipelines for deploying Microservices and Lambda functions using Jenkins CI server.
• Developed Micro services & APIs using Spring Boot and Used Apache Kafka cluster as messaging system between the APIs and Micro services .
• Implemented Spring Boot Microservices to divide the application into various sub modules.
• Create and configured the continuous delivery pipelines for deploying Microservices using Jenkins CI server.
• 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.
• 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.
• 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 RESTful based 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 l anguages.
• Worked on XML and JSON for transferring and retrieving data between different applications.
• Wrote services to store and retrieve user data from DynamoDB for the application on devices.
• Used Dynamo DB to store the data for metrics and backend reports.
• Experience in using JUnit for unit test cases and build tools such as MAVEN.
• 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, React.js, NodeJS, Hibernate, Spring MVC, Spring IOC, Spring boot, spring security, OAuth, XML, GIT, JSP, JUnit, Maven, IBM WebSphere, Apache AXIS, JAX-WS, Restful, Amazon Web Services (AWS), Micro Services, Log4J, Oracle, CassandraDB, WSD, JIRA and Spring Tool Suite, TDD.

Confidential, Minneapolis, MN

Sr. 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 .
• Designed and developed application using Spring Framework modules like Spring IOC, Spring AOP and handled security using Spring Security Oauth.
• Developed REST based Microsevices using Spring Boot.
• 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.
• Worked on AWS , High Availability Practices and deploying backup/restore infrastructure.
• Managed Data backup and archiving on AWS using S3 and Glacier .
• Used Amazon Cloud Watch to monitor the application performance and used the logs to identify any threshold limits.
• Amazon IAM was used to maintain the user credentials and also involved in creating custom
• IAM policies to various groups defined within the organization.
• 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.
• Established connection to Oracle database with Spring Integration, Hibernate and created POJOs for mapping with the database tables.
• Experience in writing complex PL/SQL queries using joins, Stored Procedures, Functions, Triggers, cursors, and indexes in Data Access Layer.
• Developed test cases for Unit Testing, Integration Testing with JUnit.
• Worked on moving the production SQL server blueprint to the new AWS RDS Aurora instance .
• Tested the applications using JUNIT, Mockito and configured through Maven surefire plugins to be part of continuous integration
• 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, Microservices, Spring IOC, Spring AOP, Spring MVC, Spring Security, Hibernate, JDBC, REST, SOAP, JAX-RS, JAX-WS, WSDL, Service Oriented Architecture, Oracle, SQL, PL/SQL, Unit Testing, JUnit, Log4j, Maven, Web Sphere Application Server, Jenkins and Spring Tool Suite (STS), TDD.

Confidential, Saint Louis, MO

Sr. Java/J2EE Developer

Responsibilities:

• Involved in analysis, specification, design, and implementation and testing phases of Software Development Life Cycle (SDLC) and used agile methodology (SCRUM) for developing application.
• Application is implemented using agile methodology where there is a daily SCRUM meeting to understand the status and resolve any issues.
• Designed, developed a custom, single-page, responsive web application on front end using AngularJS.
• Developed reusable components using JavaScript, XML and HTML.
• Working as an application developer experienced with controllers, views and models in BackboneJS.
• Developed forms for user event handling and validations using JavaScript's and AJAX.
• Upgraded existing UI with HTML5, CSS3, JQuery and Bootstrap with AngularJS interaction.
• Designed and developed the End Points (Controllers), Business Layer, DAO Layer using Hibernate/JDBC template, using Spring IOC (Dependency Injection).
• Used Java-J2EE patterns like Model View Controller (MVC), Business Delegate, Data Transfer Objects, Data Access Objects, factory patterns.
• Involved in multi-tiered J2EE design utilizing Spring Inversion of Control (IOC) and Hibernate.
• Used Spring Framework AOP Module to implement logging in the application to know the application status.
• Implemented the application using Spring IOC, Spring MVC Framework, Spring Batch, Spring Boot and handled the security using Spring Security
• Implemented Batch jobs to deal with Large number of chunks using Spring Batch Framework to execute the similar jobs simultaneously.
• Used MAVEN as build tools on Java projects for the development of build artifacts on the source code.
• Used object storage container to store the secured files, and retrieved from API by using Amazon web services(AWS)
• Responsible for creating an instance on Amazon EC2(AWS) and deployed the application on it.
• 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
• Used Hibernate, object /relational mapping (ORM) solution, technique of mapping data representation from MVC model to Oracle Relational data model with an SQL-based schema.
• Designed and developed a JDBC driver that intercepts a create view DDL parses it, converts it to a relational model, and stores in the database.
• RESTful web services using Jersey for JAX-RS implementation
• Developed user interface using JSP, JSP Tag libraries, third party libraries and Java Script to simplify the complexities of the application
• Developed various UML diagrams like use cases, class diagrams, interaction diagrams (sequence and collaboration) and activity diagram.
• Performed CRUD operations like Update, Insert and Delete data in MongoDB.
• Worked on MongoDB database concepts such as locking, transactions, indexes, Sharding, replication, schema design, etc.
• Proficiency in adoption of architecture paradigms such as SOA, Web services, Middleware technologies.
• Configured connection pooling on Web Sphere server
• Extensively used JUnit for unit testing, integration testing and production testing.
• Involved in installing and configuring Maven for application builds and deployment
• Automate build process through Maven build framework
• Configured and customized logs using Log4J.
• Used JIRA to assign, track, report and audit the issues in the application.
• Setup the continuous Integration (CI) process for the application using the.
• Used GIT to maintain the version of the files and took the responsibility to do the code merges from branch to trunk and creating new branch when new feature implementation starts.

Environment: Java, HTML, CSS, JavaScript, Bootstrap, Agile (SCRUM), AngularJS, BackboneJS, AJAX, Hibernate, Spring, MongoDB, Spring Batch, Spring MVC, Spring Security, GIT, JUnit, Maven, WebSphere, Agile methodology, Restful WebServices, Log4J, SOA, AWS, Automation Testing, Selenium, JIRA, Spring Security, Jenkins.

Confidential, Dallas, TX

Sr. 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.
• 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.
• 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.
• Used MAVEN as build tools on Java projects for the development of build artifacts on the source code.
• Established Database Connectivity using JDBC, Hibernate O/R mapping with Spring ORM for Oracle.
• Worked on Hibernate for mapping the java objects 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

Jr. Software Engineer

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 Core Java 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

Software Engineer

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.