• Utilized Java/J2EE technologies to develop robust and secure banking applications, which enabled the client to handle millions of transactions per day and ensure compliance with industry regulations.• Implemented Spring and Spring Boot frameworks to develop high-performance and scalable web applications, which resulted in a 50% reduction in development time and a 30% improvement in system performance.• Developed responsive and interactive user interfaces using HTML/CSS/JavaScript, Bootstrap, and jQuery, which resulted in improved user experience and increased client engagement.• Used Scrum as a development methodology, participated in Daily Scrum meetings, Sprint planning and, Retrospective, and other Agile meetings. • Deployed secure, high-performance virtual machines and PaaS role instances using leading cloud infrastructure tools to support critical financial applications for a banking client with strict security requirements.• Architected virtual network (VNet) topologies and subscriptions, utilizing cutting-edge cloud infrastructure tools, to ensure adherence to network limits and compliance requirements for a banking client's critical financial applications and services.• Experienced in using Jenkins, TravisCI, or other CI/CD tools for automated testing and deployment of back-end systems.• Expertise in developing front-end applications using Angular and React JS, ensuring that the UI/UX meets the highest standards and providing users with seamless experiences.• Skilled in Docker and Kubernetes, enabling the creation of highly available and fault-tolerant cloud applications.• Proficient in working with Linux-based systems and shell scripting for back-end development tasks.• Extensive experience in backend development using Spring Boot microservices, with a preference for Spring Reactive, enabling efficient and scalable web applications.

• Analyze, design, code, test, and implement systematic solutions to meet customer requirements. • Achieves overall optimal solutions by working closely together with teams of specialists for business processes, IT technologies, IT processes, and project managers. • Worked with Scrum master and Business Analyst in writing stories • Designed and Developed Single Page Applications and interactive web pages using Angular, HTML, JSTL, XHTML, CSS, DOJO, JavaScript, AJAX, and JSON. • Enhanced legacy applications by building new components in Angular 2/4/5 and Typescript. • Closely worked with Applications using Angular and Node.js libraries NPM, gulp directories to generate desired view and flux to root the URL's properly • Develop various screens for the front end using Angular and used various predefined components from NPM (Node Package Manager) and Redux libraries. • Created several reusable typescript components and directives, used angular HTTP client module to consume the restful services. • Efficiently used Mongoose library in the Node services layer & performed several dynamic queries based on query selection.• Use Java Messaging Services (JMS) for the reliable and asynchronous exchange of valuable information. • Design and Implement logging in backend applications using Log4J and SLF4J to capture runtime errors and log traces. • Implemented messages processing system using Active MQ for receiving & queueing the messages. • Use Splunk and Grafana to build monitoring, tracing, and tracking dashboards. • Involved in the writing of test cases using JUnit and Mockito framework and maintained a branch coverage above 85% which is a mandatory requirement.• Handled modifications in stored procedures, packages, and functions, at the backend and in PL/SQL coding both at the backend and front end.

• Involved in various steps of SDLC including analysis, design, and development of systems. Developed Use Cases, Class Diagrams, Sequence Diagrams, and Activity Diagrams using Rational Rose. • Worked closely with Business Analysts, Project Managers and Project Leads to transform business requirements into Java code. • Developed web pages using JSP, JSTL, XHTML, CSS, DOJO, JavaScript, Ajax, and JSON. • Have Used Spring Web Flow for mapping and resolving views for the front end • Implemented Hibernate 3.0 as ORM framework for mapping object-oriented domain model to Database Used SVN for version control. • Designed User Defined Routes with custom route tables for specific cases to force tunneling to the Internet via an On-premises network and control the use of virtual appliances in the customer's Azure environment. • Used advanced features of T-SQL to design and tune T-SQL to interface with the Database and other applications in the most efficient manner and created stored Procedures for the business logic using T-SQL. Implemented Model View Controller (MVC) architecture using Spring MVC framework Spring Framework is used for dependency injection. • Developed dynamic responsive Web Application by integrating Angular2 with Bootstrap which is further integrated with Web Services and Vue.js. • Implemented Aspect Oriented Programming using Spring AOP. • Have Used Spring Web Flow for mapping and resolving views for the front end. • Implemented Hibernate, Spring JPA as ORM framework for mapping object-oriented domain model to Database Used SVN for version control.• Implemented Spring IOC (Dependency Injection) and Spring Aspect Oriented Programming (AOP) for the Business Layer development. • Wrote build scripts such as cleaning, compiling, and creating jar files using Ant for the application. • Used IBM WebSphere Application Server to deploy the application.

• Responsible for creating Class diagrams, Sequence diagrams, Use Case diagrams, Object Model diagrams, and deployment diagrams using Rational Rose for migration modules. • Involved in the complete development of ‘Agile Development Methodology/SCRUM’, developed and tested the application during various iterations. • Used Collection Framework and Multithreading for performing cache Operation. • Developed, and debugged the servlets and EJB with the WebSphere Application server. • Developed the middle tier using EJBs, Java Servlets, session, entity beans, and message-driven beans. • Designed and developed the UI using Struts view component, JSP, HTML, CSS and JavaScript, AJAX, and JSON. • Designed and developed web pages using HTML5, DHTML, XHTML, CSS3, Ajax, JSP, and jQuery based on the W3C standards and Web 2.0. • Achieved role control functionality mainly by retrieving JSON data from AJAX and combining the retrieved data with jQuery to manipulate nodes in the DOM tree. • Utilized a combination of regular expression and jQuery Validation Plugin to conduct input checks. • Designed the data flow for the client-side screens and the object interaction layer for the server-side components using Rational Rose. • Involved in Use Case Diagrams, Class Diagrams, and Sequence diagrams using Rational Rose. • Used XML/XSLT for transforming common XML format and SAML for Single Sign-On. • Designed configuration XML Schema for the application.• Developed Maven scripts and developed builds using Maven and continuous integration servers like Jenkins. • Used JavaScript for client-side validation. • Used XML HTTP Request Object to provide asynchronous communication as part of AJAX implementation. • Prepared the test plans and executed test cases for unit, integration, and system testing using different automation tools like Junit, Soap UI, and Fiddler. • Performance Testing experience using JMeter.