• Involved in SDLC cycle like Analysis, Designing, developing, Testing and deploying the Enterprise applications using Java and Object-Oriented Design Patterns based on business requirements. • Followed Agile Software Development Methodology to build the application iteratively and incrementally.• Participated in scrum related activities and Daily Scrum Meetings. • Involved in working with technologies like Angular JS 2, Spring Framework, Hibernate and Restful Web Services in designing and development of the application. • Created custom re-usable components / directives in the application using Angular-JS 2 and designed the application UI following Angular MVC architecture• Used Angular 2 dependency injection to inject dependencies in the application controllers and worked with Angular Http service to make backend rest api calls.• Developed end to end test cases using Protractor and automated their execution as a part of build.• Developed UI build scripts to perform various build tasks such as minification of CSS, JS, execution of tests etc.. using Gulp• Used Angular 2 charting library to create pie charts, bar charts and doughnut charts.• Worked with Spring modules like MVC, Core, AOP, Spring Security and Spring MVC. • Implemented Batch jobs using Spring Batch to ensure data integrity and consistency in the job.• Deployed and tested the applications on Application Server Web Sphere.• For search/modify files used UNIX Shell Script.• Worked on Apache Kafka in building the real time data pipelines and for storing data in a distributed cluster.• Developed Unit test cases in the integration layer using Mockito framework.• Setup the Continuous Integration (CI) & Continuous Development (CD) for the application using Jenkins.• Worked on Jenkins for continuous integration with Gradle and GitHub.• Implemented authentication and authorization for the application using Spring Security and Oauth2.

• Designed and coded application components in an agile environment utilizing a test driven development approach.• Developed front-end content using HTML5, CSS3, JSP and client-side validations using JavaScript and various JS frameworks.• Developed the user interface using Spring MVC, JSP, JSTL, JavaScript, Ajax, Html5 and CSS3.• Experience developing web application on top of platform using NodeJS, Express, Webpack, Babel, Grunt and Unirest.• Extensively used Core Java collections and Concurrency to improve the performance of the applications and also to schedule tasks using multi-threading. • Developed a single page, mobile-first, cross-device/cross-browser web application for real-time location sharing utilizing AngularJs, JavaScript API. • Design, developed, tested and implemented business applications with a high level of J2EE technical competence using Struts.• Used Hibernate, object/relational-mapping (ORM) solution, technique of mapping data representation from MVC model.• Created Stacks using Amazon Cloud Formation templates to launch AWS Infrastructure and resources, used AWS Lambda to manage the servers and run the code in the AWS.• Developed Hibernate entities and performed Object relation mappings and wrote criteria queries for the data retrievals.• Created a shared library of JavaScript, which can be shared across different applications, and used AngularJs 2 template for redesigning the web page layout• Implemented CRUD operations by AngularJs 2 in designing the information table and connect the database under the instruction of back-end developers.• Created REST web services to send data in JSON format to different systems using spring boot.• Involved with testing team to determine dependency towards removing bottlenecks and ensuring smooth testing process. Developed Junit test cases for code quality improvements

• Involved in Agile methods break tasks into small increments with minimal planning, and do not directly involve long-term planning and daily stand-ups, updating tasks.• Developed front-end using React JS, JQuery, HTML and HighCharts based on MVC architecture. • Responsible for creating tables of client's information in and writing Hibernate mapping files to manage one-to-one and one-to-many mapping relationships.• Used Kubernetes for best ecosystem deploy and manage Micro services.• Used Map Reduce, Cassandra bulk loads, UNIX Shell Scripts, Java Web Services, and Active MQ’s.• Implemented distributed messaging queue to integrate with Cassandra using Zookeeper, Apache Kafka. • Implemented applications using design patterns such as Session Façade, Bean Factory, Singleton, Business Delegate, Data Access Object and Service Locator.• Implemented data reading, saving and modification by stored procedures in MySQL database and Hibernate criteria. • Installation and configuration of Development Environment using Eclipse with Weblogic Application server. • Used React JS to make web pages rendering faster, instead of using ng-repeat in Angular JS used ng-React to achieve the same.• Built user interfaces differently by breaking them into components using React JS and used a real, full featured programming language to render views.• On the server side, post the access to the application and provided result on the network using RESTful web service. • Utilized various JavaScript and JQuery libraries Bootstrap, Angular JS, AJAX for form validation and other interactive features. • Used React JS for creating some view components & rendering views, also to update the Document object model dynamically.• Extensively worked with the retrieval and manipulation of data from the Oracle database by writing queries using SQL and PL/SQL.

• Prepare Functional Requirement Specification and done coding, bug fixing and support.• Actively participated in different phases of the Software development Life Cycle (SDLC) and analyzed Use case diagrams and Class diagrams based on requirement.• Interacted with SMEs to capture the Business needs for referrals process.• Performed Gap analysis between business requirement on Proposed and existing systems.• Participated in designing and development of software using agile development practices.• Presentation Layer is created using HTML, JSP, Apache Jena and Struts Tag Libraries.• Validated user data using Struts Action Forms and user request is processed using Action Classes.• Worked on the customization of UPS framework using Struts 1.0, JSP, AngularJS, JavaScript, Html, DHTML, CSS framework, NodeJS and backboneJS. • Designed and developed intranet web applications using JavaScript and CSS.• Created Action classes including dynamic action and dispatch actions to execute the relevant helper classes to execute the business logic.• Developed DAO’s (Data Access Objects) and performed O/R mapping using Hibernate to access the database• Worked on the struts tiles to dynamic generate the JSP page and to create reusable JSP’s to maintain uniform view across all the web pages.• Used Spring AOP and Dependency Injection (IOC) in developing discount generation Services. Configured and accessed Hibernate with Spring IOC. • Used Web Services using SOAP to interact with other existing applications.• Involved in designing and implementing persistence layer using JPA with Hibernate following the Generic Data Access pattern.• Worked on the defect fixing and change request for the Production environment. • Written SQL Queries to communicate with the Oracle Database• Built and accessed the database using Hibernate with Oracle.

• Responsible for enhancement for mutual funds products written in Java, Servlets, Xml and xslt. • Implemented different J2EE Design Patterns such as Session Facade, Observer, Observable and Singleton, Business Delegate to accommodate feature enhancements and change requests.• Worked on struts framework to Re-Design UI to fit Model2 (MVC) design paradigm • Modified JavaScript for handling the access privileges• Extensively written COREJAVA & Multi Threading code in application• Optimized SAX and DOM parsers for XML production data.• Implemented the JMS Topic to receive the input in the form of XML and parsed them through a common XSD.• Written JDBC statements, prepared statements, and callable statements in Java, JSPs and Servlets.• Followed Scrum approach for the development process• Extensively worked on Struts with Spring Integration for communicating with business components and also worked on Spring with Hibernate Integration for ORM mappings.• Modified and added database functions, procedures and triggers pertaining to business logic of the application.• Used TOAD to check and verify all the database turnaround times and also tested the connections for response times and query round trip behavior.• Used ANT Builder to build the code for production line.• Used Eclipse IDE for all recoding in Java, Servlets and JSPs.• Used IBM Clear Case for Versioning and Maintenance.• Involved in discussions with the business analysts for bug validation and fixing.• Modified technical design document, functional design document to accommodate change requests.• Wrote JUnit test cases for system testing, Used Log4j for logging.• Used JIRA as a bug-reporting tool for updating the bug report.• Involved in performance tuning where there was a latency or delay in execution of code