SUMMARY

• Having 8 years of extensive IT experience in all phases of Software Development Life Cycle (SDLC) which includes developing, design, analysis, testing and Integration of various web based and client/server applications in multi - platform environments with JAVA/J2EE technologies.
• Strong application development experience in using Agile Software Development methodologies like Scrum, Sprint and Traditional software models like Waterfall and TDD.
• Experience in Front-End UI technologies like HTML5, CSS3, JQuery, JSON, Ajax, AngularJS, NodeJS, Bootstrap, Tag Libraries, JSTL.
• Expertise in Web Front End Technologies Struts, Tag Libraries and Struts custom validation rules, Tiles, JSTL, Java Script, DHTML and XML/XSL.
• Developed J2EE enterprise applications in Service Oriented Architecture and Micro Service Architecture.
• Proficient in core java concepts like Collection Framework, Garbage Collector, Multi-threading, Generics, Annotations, Serialization, Thread pools, Exception Handling, Externalization and Object - Oriented Programming.
• Good knowledge on client-side JavaScript framework Angular 2.x/4.x to achieve MVVM design flow using directives, observables, promises, depedency injection from component to services, pipes, shawdow dom(to render DOM tree).
• Experience with distinctive design patterns like Singleton, Factory, Prototype, Business Delegate, Session Facade, Service locator, Visitor, Observer, Decorator, Front Controller, DAO and MVC.
• Having experience with Cloud Computing environment like Pivotal Cloud Foundry, Amazon Web Services (AWS), Docker Containers.
• Proficient in implementation of frameworks like Struts, Spring (Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, Spring Security, Spring Boot, Spring Data, Spring Batch), JSF, AJAX frameworks (Rich Faces, My Faces, Prime Faces) and ORM frameworks like Hibernate, IBATIS.
• Expertise XML technologies like DTD, XSD, XSLT and various parsers like DOM, SAX and JAXB.
• Extensive experience working with RDBMS such as MySQL, MS SQL Server, Teradata, DB2, Oracle.
• Deploy application updates to AWS and monitored the load balancing of different instances.
• Experience in working with the NoSQL Database like MongoDB to manage extremely large data sets.
• Expertise in Creating Hibernate configuration file, Hibernate Mapping files and defined persistence classes to persist the data into Oracle Database.
• Proficient in developing Web Services, related technologies &frame works: WSDL, SOAP, REST, JAX-WS, JAXB, JAX-RPC, AXIS and Jersey, SOAP UI and generating client’s client using Eclipse for Web Services consumption.
• Knowledge on Java8 features like lambda expressions and Java Stream API.
• Managed Amazon Web Services like EC2, S3 bucket, ELB, Auto-Scaling, SNS, SQS, AMI, IAM, Dynamo DB, Elasticsearch, Virtual Private Cloud (VPC) through AWS and API Integration.
• Expertise in deploying, configuring and installing the application servers such as JBoss Enterprise Application Server, IBM WebSphere, Web logic and Apache Tomcat Server.
• Experience on different IDEs such as RAD, Eclipse, Spring Tool Suite, and IntelliJ.
• Used SVN, CVS, GIT and Visual Source Safe as versioning software tools.
• Experienced in transferring data from different data sources into HDFS systems usingKafka producers, consumers andKafkabrokers
• Configured auto-scaling groups for applications like Elasticsearch andto scale automatically when needed.
• Hands on experience in build tools like ANT, Maven, Gradle.
• Extensively worked on Pivotal Tracker and JIRA tools for tracking stories in a Project in Software Development Life Cycle methodology.
• Configured and created application log files using Log4J to trace the required application messages.
• Having Experience on UNIX, Linux commands and ability to work TEMPeffectively on Windows platforms.

TECHNICAL SKILLS

Enterprise: Java, J2EE, Spring, RMI, Sockets, JDBC, Servlets, JSP, JMS, Java Beans, JSTL, JSF, Struts, EJB, Swing, JTA, JNDI and JPA

Web Technologies: HTML, XHTML, JavaScript, AngularJS, Angular 2, Angular 4, React Js Node JS, CSS, XML, XSD, XSL/XSLT, SAX/DOM, AJAX, JQuery, JSON, Backbone JS.

Tools & Framework: Struts, Hibernate, Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, JMS, JSF, Log4J, Mockito, Jasper reports, SOAP UI, Spring Boot, Spring Batch, Spring Security, Spring Data

Web/App Servers: Web Sphere, Apache Tomcat, JBoss, EAP, WebLogic, Apache Camel

Database: Oracle, SQL-Server, MySQL server, IBM DB2, MongoDB, NoSQL, Cassandra

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

Build Tools: ANT, Maven, Gradle, Docker

Testing Tools/CI Tools: JUnit, Selenium, SoapUI, Putty, RTC, Rational Clear Quest, LoadUI, JIRA, Jenkins

Version Control: GIT, CVS, Rational clear case, SVN, Star Team

Platforms: Windows, Win 2k Server, Sun Solaris, UNIX

Cloud Technologies: AWS EC2, PCF

PROFESSIONAL EXPERIENCE

Confidential, Plano, TX

Sr. Full Stack Developer

Responsibilities:

• Involved in analysis, specification, design, implementation and testing phases of Software Development Life Cycle (SDLC) for developing application.
• Application is implemented using agile methodology where their is a daily SCRUM meeting to understand the status and resolve any issues.
• Expertise in using of Java Script build tools and task runners like WebPack for React and Angular 2.0/4.0, Grunt, Gulp for Angular 1.0, Browserify for packaging Node JS modules for browsers.
• Designed and developed the End Points (Controllers), Business Layer, DAO Layer using Hibernate/JDBC template, Spring IOC (Dependency Injection).
• Used Java/J2EE patterns like Model View Controller (MVC), Business Delegate, Data Transfer Objects, Data Access Objects, factory patterns.
• Implemented the application using Spring IOC, Spring MVC Framework, Spring Batch, Spring Boot and handled the security using Spring Security.
• Used Spring Batch to meet the requirements of reliability, robustness, and traceability, which are essential for automatic processing of large amount of data.
• Used Spring Framework AOP Module to implement logging in the application to know the application status.
• Designed and integrated the full-scale Hibernate persistence solution with the application architecture.
• ImplementedJava8features including Lambda expressions, advanced for each loop, and Stream APIs.
• Involved in the design and development ofRESTfulWebServicesusing Apache CXF.
• 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.
• Developing spring boot application using microservices architecture with Spring Eureka to maintain small and lightweight services and communication between these services are done by using API routes for the entire cluster.
• Designed and Developed UI for Customer Service Modules and Reports using Angular4.0, HTML (for pages), CSS(styling), Bootstrap (speed devleopment, responsive,consistency), and services(display data in our component).
• Involved in developing UI components usingAngular JS and calling the Rest API's from backend.
• Developed pages using Angular4.0directives, expressions, routing capabilities for bookmarking, filters, validations and Angular UI components such as grid, buttons, modal dialogs and other input components.
• Worked with AWS cloud service in creating EC2 instances and providing them roles, also sometimes participated in writing custom policies and deployed applications on Elastic Bean Stalk and EC2.
• Utilized Amazon Web Services (AWS) EC2 to deployDocker containers.
• Worked with core java concepts like Collections Framework, Multithreading and Memory management.
• DevelopedDockerbased microservices deployment modules with Jenkins 2.0 to increase isolation.
• Worked with Ribbon and Kafka broker service to handle heavy traffic.
• Involved in developing Hive DDLs to create, alter and drop Hive tables, storm, and Kafka.
• UsedApacheCamelfor routing the exchanges between different systems.
• Used Apache POI tocreate, modify, and display MS Office files usingJavaprograms.
• Involved in installing and configuring Maven for application builds and deployment.
• Worked on Log4J to validate functionalities and Mockito framework, JUnit for unit testing.
• Used JIRA to assign, track, report and audit the issues in the application.
• Setup the continuous Integration (CI) process for the application using the Jenkins.
• 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: HTML5, CSS3, JavaScript, Bootstrap, Agile(SCRUM), AngularJS, AJAX, Hibernate, Spring, Spring Batch, Spring Boot, Spring Security, Servlet, XML, GIT, JSP, Spring MVC, JDBC, Mockito, JUnit, Maven, IBM WebSphere, BackboneJS, Kafka, Restful, Apache POI, Docker, Log4J, Postman, MongoDB, AWS, Java8, Microservices, Mockito, Apache Camel, JIRA, Jenkins and STS.

Confidential, St. Louis, MO

Sr. Full Stack Java Developer

Responsibilities:

• Responsible for all stages of design, development, and deployment of application. Active role in Test Driven Development termed as TDD apart from Agile Software Development.
• Used Multithreading in programming to improve overall performance.
• Designed, analyzed and developed the front-end and back-end Servlets, used Bootstrap for designing, HTML5, CSS3, Angular JS and AJAX, for developing presentation layer.
• Designed, developed a custom, single page, responsive web application on front end using Angular JS.
• Used Dependency Injection feature for wiring and defined dependencies using constructor arguments.
• Used Spring JPA to implement data access layers their by reducing boiler-plate-code.
• Extensively used Hibernate concepts such as inheritance, lazy loading, dirty checking, locking, and transactions.
• Modified existing applications to a suite of Micro Services and all Micro Services to facilitate deployment using Spring Boot and Junit and Power Mock frameworks for unit testing.
• Involved in developing Micro Services integrated with VSTS for CI/CD by automating the build/release process.
• Automated different Unit Test Cases using Jasmine and Karma Testing Frameworks on Angular 4.0 and Mocha and Chao for react testing.
• Utilized Spring core, AOP andsecurityto build robust business operations with transactional support.
• Involved in payment status report for asynchronous exchange of information using JMS.
• Participated in creation of Spring Configurations using Java8 features, Lambda Expressions, Streams, Filters.
• Actively involved in using MVC, HTML5 to enable client-side data to meet specific criteria by applying various validation variables and used theCSS classes to provide visual feedback on validation.
• Worked with Angular CLI and Typescript in Angular 4.0 to create Controllers and Angular components mainly Custom components(for naming selector, events and event handlers and to extract template and styles, extracting logic and presenting logic) for the Web Pages.
• Used JSON as the main data-interchange format in place of XML.
• Used Apache camel integration for routing and transforming the data between two Applications using HTTP protocol.
• UsedSonarto analyze and measure source code quality.
• Used CRUD as a part of servlets where DML operations were required on RDBMS like SQL DB’s
• Created RFP microserviceto provide RESTful API utilizing Spring Boot withMicroservices.
• Used AWS SDK for connection to Amazon S3 buckets as it is used as the object storage service to store and retrieve the media files related to the application.
• Used Microservices to ensure the scalability of application on cloud infrastructure.
• Developed RESTful Web services for other systems to interact with our system and secured the service with Spring-SecurityOauth.
• Used Jenkins as build management tool for continuous integration process(CICD).
• 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.
• Worked withIDEasEclipse Indigoand deployed intoApache Tomcat Web Server, usedMaven build toolto achieve more functionality for build process.
• Defined several UML diagrams like Activity diagrams, Sequence and Object diagrams.
• Developed unit and integration tests for existingmicroservicesusing JUnit and Mockito environments. Used log4j for logging and Git as version control.
• Used Mongo DB (NoSQL) for database services and RESTful web services using Jersey for JAX-RS implementation.
• Used sonar tools for Code review and to correct the code base on the Sonar Report.
• UsedGitas Version Control System for the application.UsedJMeterto test performance of SOAP protocol.
• Used JBoss as the chief enterprise level server while dealing the database activities with Hibernate.
• Participated in Defect tracking team using ALM Quality Center for Defect tracking, Defect priority and status.
• Developed AWSLambda Functions in a stateless style and ensured dat their is no affinity and computed infrastructure to manage the servers and run the code in theAWS.
• Created team specific Agile process flow in JIRA to move tasks from one activity to another.

Environment: HTML5, CSS3, JavaScript, Bootstrap, Agile(SCRUM), React JS, AJAX, Hibernate, Spring, MongoDB, Spring Batch, Spring Boot, Spring Security, Servlet, XML, GIT, JSP, Postman, Spring MVC, JDBC, Mockito, JUnit, Maven, IBM WebSphere, Restful, Log4J, SOA, AWS, Microservices, Swagger, JIRA, Jenkins and STS.

Confidential, Chicago, IL

Full Stack Developer

Responsibilities:

• Involved in the complete SDLC including design of System Architecture, development of System Use Cases based on the functional requirements.
• Involved in Daily Scrum(Agile) meetings, Sprint planning and estimation of the tasks for the user stories, participated in retrospective and presenting Demo Confidential end of the sprint.
• Responsible for development of Business logic in Core Java.
• Involved in the front-end development using JSP, JSTL JQuery, Servlets, HTML, JavaScript, and AJAX.
• 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, transaction management to distinguish business logic from the cross-cutting concerns.
• Used Spring Security for Authentication and Authorization of the application.
• Created data model and generated Hibernate mappings and domain objects using Hibernate tools.
• Interfaced with the MySQL back-end database by integrating Spring with Hibernate.
• ConsumedRESTfulServicesAPIs, and Local Storage for Data Persistence.
• Developed REST API for test server for Express Router middleware-based API's with Mongo DB integration
• Implemented MongoDB database concepts such as Locking, Transactions, Indexes, Sharding, Replication, Schema design.
• Extensively used hibernate named queries, criteria queries, Hibernate Query Language (HQL) and Optimistic Locking and Caching to process the data from the database.
• Used object storage container to store the secured files and retrieved from API by using Amazon web services(AWS).
• Designed and developed a data migration strategy and source to target mapping and migrate the data out of the legacy systems into the Cassandra customer DB.
• Responsible for design of WSDL files and schemas. Designed and hosted SOAP based Web Services on Web Sphere Application Server.
• Used Spring Core Annotations for Dependency Injection and usedApache Camel to integrate spring framework.
• Implemented quartz jobs for running the batch jobs based on the cron triggers configured in the spring files.
• Developed Unit /Integration test cases using Junit tool.
• Used Gradle tools for building and deploying the Web applications.
• Used JIRA tool for tracking stories progress and follow agile methodology.
• Used logging techniques provided by Log4j tool for efficient logging and debugging.
• Documented detailed technical design documents including class diagrams, technical flow diagrams and sequence diagrams.
• Developed the application using Eclipse as the IDE and used its features for editing, debugging, compiling, formatting, build automation and version control (SVN).
• Involved in Maintenance and Enhancements for the project.

Environment: HTML5, CSS3, JavaScript, AngularJS, Agile, Struts, Hibernate, Spring, Servlets, JSP, Junit, AJAX, JQuery, SOAP, WSDL, JAX-WS, Cassandra, Log4j, Apache POI, RESTful, Mule ESB, MongoDB, PL/SQL, web services, AWS, WebSphere Application Server, Apache Camel, Selenium, MySQL, Eclipse, Gradle, Junit, JIRA, SVN.

Confidential, Alpharetta, GA

Java Developer

Responsibilities:

• Involved in SDLC requirements gathering, analysis, design, development and testing of application developed using Agile methodology.
• Defined new validations through Angular JS for the form field validation implemented through HTML 5.
• 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 the necessary dependent components using Spring IOC.
• 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 and handled Transaction Management using the provided data source.
• 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 and extensively used HQL and SQL for querying databases.
• Developed Message Driven Bean for asynchronous sending Messages using JMS.
• Consumed Web Services to interact with other external interfaces to exchange the data in different forms by using RESTful service.
• Used Spring JMS module to lookup for the queues and MDBs for the listeners
• Established Database Connectivity using JDBC, Hibernate mapping with Spring ORM for Oracle.
• Packaged and deployed the application in IBM WebSphere.
• Written LINUX shell scripts to identify user login information.
• Used Log4J for application logging and notification tracing mechanisms.
• Used Maven tools for building and deploying the Web applications.
• 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 in Agile Methodology.
• UsedTortoise SVNto maintain the version of the files and took the responsibility to do the code merges from branch to trunk and created new branch when new feature implementation starts.

Environment: HTML5, CSS3, AngularJS, JSON, XML, AJAX, JQuery, Hibernate, Spring MVC, RESTful, HQL, SQL, IBM WebSphere Server, Oracle, JMS, JNDI, Maven, RMI, Eclipse IDE, UML, JIRA, Tortoise SVN, LINUX.

Confidential

JAVA/J2EE Developer

Responsibilities:

• Involved in all the phases of the project right from requirements gathering to maintenance.
• Involved in architecting various Business Layer and Data Management components of multi-tiered web-based system over J2EE architecture.
• Actively designed, developed and integrated the Metrics module with all other components.
• Used Spring Security to provide authentication, authorization and access-control features for dis application.
• Designed and developed Hibernate DAO's using spring framework's Hibernate Dao Support and Hibernate Template.
• Used Scrum for managing product development.
• Used Bootstrap for real time web development.
• Used Spring Core for middle tier development to achieve inversion of control.
• Wrote complex queries and mapped database views using DAO in Oracle.
• Used various CoreJava concepts such as Multi-Threading, Exception Handling, Collection APIs, Garbage collections for dynamic memory allocation to implement various features and enhancements.
• Developed Web Services using XML messages dat use SOAP. Developed Web Services for Payment Transaction and Payment Release.
• Developed the application using RAD as the IDE and used its features for editing, debugging, compiling, formatting, build automation and used SVN as version control.
• Involved in testing the applicable code using Mockito framework and JUnit.
• Participated in Functional Document reviews and created Technical documents.
• Wrote test cases in Junit for unit testing of classes and implemented the logging using Log4j.
• Retrieved code from the repository and deployed in Production using ANT.

Environment: HTML, CSS, XML, DHTML, JSP, JavaScript, Servlet, Struts, Spring IOC, Spring, Spring Data, JNDI, Hibernate, Log4j, Ant, WebSphere, Bootstrap, Scrum, Oracle, Rational Software Architect, Web Services(SOAP/WSDL), Web Logic Application Server, SVN,UNIX.

Confidential

Software Developer

Responsibilities:

• Developed web application using Struts, JSP, Servlet, 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 Eclipse as IDE tool for creating Servlet, JSP, and XML.
• Wrote SQL for JDBC prepared statements to retrieve the data from database.
• Monitored the logs using Log4J and fixed the problem.
• Deployed the application on Tomcat server.
• Involved in build and deploying the application using ANT.
• Used CVS as version control system.
• Worked on bug fixing and Production Support.

Environment: J2EE, JDBC, Struts, JavaScript, Html, CSS, JSP, Servlet, Tomcat, Oracle, Eclipse IDE, CVS, ANT, Log4J.