• Involved in all the phases of SDLC including Requirements Collection, Design & Analysis of the Customer Specifications, Development, Deployment and Customization of the Application.• Developed UI using HTML, CSS and jQuery to display the data on the client side. Wrote SPA (Single page web applications) using NodeJS as server side, GULP, WEBPACK (ES6), Restful web services plus AJAX and Angular JS.• Used backboneJS to optimize in-browser use, to load the module and to improve the Speed. Front-end development by utilizing JavaScript frameworks such as jQuery, Backbone Js, NodeJS and AngularJS.• Developed a dashboard based on Ajax calls with Business Customers Count, Flags, Real-time graphs for Analytical Reporting using NodeJS and Wrote code to fetch data from web services using jQuery AJAX for asynchronous communication via JSON response and updating the modified data to display in UI pages.• Called webservices with REST Architecture to specify constraints through AngularJS services to get XML file data.• Worked on enterprise application communication and integration with Webservices and Legacy Systems using REST. Re-architect monolithic service into micro services-based architecture using spring boot and PCF.• Used various Core Java concepts such as Multi-Threading, Exception Handling, Collection’s framework extensively to store, retrieve and manipulate data objects of application in the business logic layer.• Written Spring Configuration XML file that contains declarations and another dependent objects declaration.• Used J2EE Design patterns like Singleton, Service Locator and Business Delegate during development.• Developed microservices with Spring Eureka to retrieve API routes for the entire cluster. Using this strategy each microservice in a cluster can be load balanced and exposed through one API gateway.

• Experienced in Agile Methodology, participated in Sprints and daily Scrums to deliver software tasks on-time and with good quality on basis with onsite and offshore teams. • Extensively used java 8, AWS to integration with Enterprise and web applications. • Implementation of Ehcache as a second level cache in the DAO layer for Hibernate. • Development of DAO layer using Hibernate Template and JDBC Template Operations. • Core Service is developed as maven jar that can be included by other Microservices as their maven dependency. Docker is used for creating images that are deployed on AWS as Microservices. • Worked on sharding Techniques and Clustering levels in Mongo DB. • Used different type of Spring controllers depending on the business requirement. • Implementation of Spring Security and LDAP integration. Development of REST web services using Spring. • Created auto deploy jobs using Jenkins and Maven. Developed Spring DAO templates to all type of CRUD operations. Used Spring REST Template to use the exposed REST web services.

• Involved in developing components on Reporting Dashboard with Spring MVC, Spring boot, Spring Framework and Hibernate. • Worked as part of Micro-services team to develop and deliver Maven, Gradle projects to deploy on Tomcat. • Used Apache Camel for generating routes for Merchant Portal Micro-services where merchant employees can login and admins can manage employees. • Used JMS middleware and RabbitMQ for messaging between nodes.• Developed session EJB and message driven bean (MDB) to process JMS XML messages.• Involved in developing JUNIT Test Cases to validate the type of data in the XML Files. Used Log4J for logging and tracing the messages.• Hands on experience on REST based web services using JAX-RS library. Customized Restful Web Service using Spring Restful API, sending JSON format data packets between front-end and middle-tier controller.• Used Maven tool to build and packaged, deploy an application project and integrated with Jenkins.• Implemented modules using Core Java APIs, Golang, Java collection, Java 8(Streams), multi-threading, and object-oriented designs. • Core service uses the main database, and the other Micro-services use their individual databases to access and store data. • Implemented REST Microservices using spring boot. Generated Metrics with method level granularity and Persistence using Spring AOP and Spring Actuator.

• Worked on JavaScript to validate input, manipulated HTML elements using JavaScript and Angular JS developed external JavaScript codes that can be used in several different web pages. • Created rule files using JBoss Drools 5 rules. Tested components using JUNIT Mockito during development. • Involved in the development of various use cases, sequence diagrams using UML. • Involved in preparing High low-level design docs with UML diagrams. • Involved in PSI estimations using Fibonacci approach and divided feature. • Prepared User stories corresponding to the features taken from Backlog. • Involved in Design, Development, Testing, and Integration of the application. • Developed the presentation layer written using HTML, CSS3, React JS and client-side validations were done using JavaScript, jQuery, and JSON. Used IBM Clear Case for source code version control. • Designed a responsive website using Bootstrap grid system to layout contents that fit different devices including mobile, tablet and desktop. Used multithreading extensively to improve the performance of the application. • Developed the application using frameworks like Struts, JSF and Spring frameworks. • Involved in Agile Sprint methodologies to do requirements gathering, analysis and planning. • Involved in gathering requirements from existing functionality for the custodians. • Developed custom directives, Factories and Services in AngularJS.

• Developed Scheduling module of IMS for on-demand inventory collection using JAVA and J2EE. • Worked on Agile Team Development and Test-Driven Development using JIRA.• Developed JAVA based automation testing framework tool for triggering XML API's.• Developed presentation layer including UI components, validations using HTML5, applying styles using CSS, used jQuery to make Ajax calls. Involved in implementing Jasper Reports using Jasper Soft Studio.• Used Spring IOC (Inversion of Control) to remove the object Dependencies across the application.• Created REST based web services using JAX-RS library. Publishing reports on Jasper Server.• Well versed with Integrations using JBPM and has designed the integration components.• Used POSTMAN for testing REST web services and Jira for project management and tracking.• Implemented Singleton, MVC, Data Transfer Objects and Data Access Objects design patterns.• Designed and coded JAXB API to interact with third party application for asynchronous loading and parsing of JMS XML messages. Taken care of Java Multithreading and concurrency in common java classes / library.• Implemented the application specific Web services to transfer data in real-time by utilizing WSDL, REST and JMS technologies. Used X Stream API to transfer data back and forth between Spring MVC and ExtJS.• Created a Front-end application using JSPs, JSF, Swing, ExtJS3.0, GWT and Spring MVC for registering a User data and configured it to connect to database using JDBC. Used GWT UI Builder tool to make UI more Interactive. Used Maven to build, run and create JARs and WAR files among other uses.• Created web pages using HTML5, CSS3, Bootstrap, JavaScript, jQuery, backboneJS, Ajax, NodeJS, ReactJS and AngularJS. Developed ant targets to transfer CSPC patch to the build machine using Ant Scripts.

• Assist in the preliminary planning discussions to determine the objectives, scope, constraints, risks, and deliverables of the project.• Defining and documenting scope, work break down structure, timelines of every activity of the project.• Conducted GAP analysis between current system functionalities and the planned system expectations.• Worked in Credit Service for credit card payment, SWIFT, Treasury.• Interact extensively with the Product Owner & Business Area Subject Matter Experts to understand the Product and Business Processes thoroughly.• Worked with the PMO with overall Business and System Analysis for technology-related initiatives, Program delivery plans and delivery estimates.• Creating project plan by managing risk analysis and mitigation plans, status reports, and client presentations, defined milestone deliverables.• Authored various documents like BRD's, Project Plans, Requirements Traceability Matrix, URS, FRD, Validation Plan, Validation Summary Reports, Test Scripts, CR's, defect tracking, UAT, Training Materials, and User Guides.• Identified opportunities for business process improvement through various meetings with business users and developers and initiated efforts to make improvements.

• Conducted meetings to understand the workflow, their processes and assisted in gap analysis to derive requirements for existing systems enhancements.• Analysis of Business Requirements, Process Modelling and preparation of Functional Design Specifications employing use case scenarios.• Used MS Visio for Process modelling and Business Process flow diagrams. Use Case Diagrams, Activity Diagrams, and Flow Diagrams.• Facilitated with JAD sessions with the management groups, vendors, users, and the IT Group for open and pending issues to develop specifications.• Responsible for requirements gathering, analysis, detailed process flow design, UAT, and rollout of new & modified feature functionality deployed on the E-commerce website applications.• Directed and managed the Change Control process for the project by facilitating group meetings, one-on-one interviews and corresponding through emails with work stream owners to discuss the impact of change request on the project.

• Gathering Business Requirements from SMEs by conducting group interviews.• Helped Product Managers in documenting the BRD and ensured that all the requirements are documented.• Performed a complete GAP Analysis to identify problems and inconsistencies with the business requirements specification and the existing system. • Updated my team whenever the requirement changes or new requirement comes. Worked with internal and external clients, content producers and stakeholders to conduct interim project reviews and final project tweaks prior to launch.• Responsible for writing the BRS (Business Requirements Specifications) and FRS (Functional Requirements Specification) documents.• Participated in regular meetings with developing team, clients project manager and quality analyst for more improvement in the project.• Partner with Business Analyst to design, develop and review test plans and test scripts to ensure test scripts addresses the documented requirements.