• Redesigned and standardized high-volume transactional email templates using FreeMarker, HTML, and CSS, improving cross￾platform rendering and customer experience.

• Developed reusable UI components for email notifications, leveraging a mobile-first design system to ensure consistency and

accessibility.

• Optimized event-driven architectures using AWS Lambda, SNS, SQS, and S3 for real-time notification processing.

• Led the migration of legacy notification services to a federated architecture, enhancing scalability, maintainability, and cross￾marketplace extensibility.

• Engineered API transformation pipelines with configurable data enrichment strategies, improving service interoperability.

• Strengthened security measures with service authorization, client allowlisting, and container-level access control.

• Automated infrastructure provisioning and CI/CD workflows using Terraform and Jenkins, reducing deployment time and

human error.

• Implemented a robust testing framework for email rendering and notification workflows, incorporating JUnit, Postman,

JMeter, and custom parity checks.

• Optimized system performance by identifying and resolving processing bottlenecks, reducing costs and improving service

reliability.

● Designed, developed, and tested HTML5, CSS3, Bootstrap, JavaScript, jQuery and React.JS that meets accessibility and web browser standards for website.

● Acquired process awareness for software development and deployment.

● Software development activities and ensuring process adherence and quality deliverable.

● Worked in using React JS components, Forms, Events, Keys, Router, Animations, and Flux concept.

● Designed REST and SOAP services.

● Used React JS for templating for faster compilation and developing reusable components.

● Implemented Custom Exceptions depending on the API Responses.

● Developed, implemented, and tested Node.js applications.

● Developed SPA (single page application) project using Angular 2 and Typescript for frontend, Node JS and Postgres for backend

• Involved in Requirements gathering, Analysis, Design, Development and Testing of application using AGILE methodology (SCRUM) in a Test-driven Development (TDD) approach.

• Developed and designed the web interface using HTML5, CSS3, TypeScript, Angular 5.

• Used Angular 5 as framework to ocreate Single Page Applications which can bind data to specific views and synchronize data with server.

• Worked on Angular Guards like canActivate, canActivateChild, canDeactivate, resolve, canLoad for preventing unauthorized access.

• Migrated a legacy application from Angular JS to Angular 5.

• Implemented two-way data binding among models, controllers, and views to provide continuous updates among view and model.

• Implemented Factory, Service, and Provider to organize code and allow for easier future maintenance.

• Used client-side form validation of Angular 5 framework to monitor the states of the form and input fields and notify the user about the current state.

Involved in daily scrum meetings, worked on the sprint tasks in the Agile Scrum development.

• Used Servlets as an interface between frontend and backend to handle HTTP requests and to send the response back to the front end.

• Used WSDL and SOAP for the development of the XML based applications.

• Used JAXB for XML marshaling and unmarshalling. Worked with Oracle 10g database.

• Used JDBC to persist Java Objects into the database.

• Involved in writing complex SQL queries and developed Stored Procedures to populate the database.

• Debugged Java classes used to modify web pages such as Business Objects and Data Access Objects.

• Involved in the creation of dynamic web pages with the use of JSP and HTML.

• Utilized various utilities for User Interfaces like JSP, JSTL, JavaScript, HTML, CSS, jQuery, and Ajax.

• Implemented logging for the whole application using Log4j.

● Performed unit testing using JUnit and participated in integration testing.

● Maintained SVN repositories for branching, merging, and tagging.