• Developed single-page applications (SPAs) using React Redux architecture, ES6, Webpack, and Grunt.• Created frontend screens in ReactJS, utilizing NPM components and CSS3/LESS for layout.• Prototyped Logging, Scheduling, and Notification services with Node.js libraries.• Designed UI screens using Figma and Adobe XD.• Implemented HTTP REST APIs in Node.js, tested with POSTMAN.• Implemented authentication and authorization using JSON web tokens.• Conducted unit testing… Show more • Developed single-page applications (SPAs) using React Redux architecture, ES6, Webpack, and Grunt.• Created frontend screens in ReactJS, utilizing NPM components and CSS3/LESS for layout.• Prototyped Logging, Scheduling, and Notification services with Node.js libraries.• Designed UI screens using Figma and Adobe XD.• Implemented HTTP REST APIs in Node.js, tested with POSTMAN.• Implemented authentication and authorization using JSON web tokens.• Conducted unit testing with Karma and Jasmine.• Proficient in React's Virtual DOM, components, forms, events, routing, and Flux.• Experienced in @Input and @Output for data transfer between React components.• Developed verification hash codes using Node.js crypto package.• Managed version control with GIT, GitHub for repository hosting.• Backend expertise includes PL/SQL for SQL Server, Oracle, and MySQL.• Used TOAD for database querying, testing, and optimization.• Developed web services using WSDL, SOAP in a Service-Oriented Architecture (SOA).• Practiced Test-Driven Development throughout project lifecycles. Show less

• Designed web pages using HTML5, CSS3, JavaScript, TypeScript, Angular (8-12), GraphQL, ES6, SASS, LESS, and Bootstrap.• Developed SPAs with Angular CLI and Created reusable components (filters, tables, navigation menus) using Angular.• Designed UI/UX screens with Figma and InVision and Styled web pages with SASS, extending CSS with dynamic behavior.• Utilized AngularJS directives, controllers, services, and event handling.• Implemented RESTful web services with AJAX and JSON… Show more • Designed web pages using HTML5, CSS3, JavaScript, TypeScript, Angular (8-12), GraphQL, ES6, SASS, LESS, and Bootstrap.• Developed SPAs with Angular CLI and Created reusable components (filters, tables, navigation menus) using Angular.• Designed UI/UX screens with Figma and InVision and Styled web pages with SASS, extending CSS with dynamic behavior.• Utilized AngularJS directives, controllers, services, and event handling.• Implemented RESTful web services with AJAX and JSON for asynchronous data fetching.• Built Angular components using directives like *NgFor, *NgIf, and NgClass.• Developed components, custom directives, pipes, and services in Angular.• Created interactive layouts with Angular Material components.• Used Angular Dependency Injection (DI) and built custom directives.• Worked with JSON web tokens for authentication and authorization.• Established routing structures with Angular Routes and RouterConfig.• Integrated RESTful web services and developed high-performance APIs with FastAPI.• Utilized SQL ORM techniques and implemented SQL queries for database operations.• Migrated REST APIs to GraphQL for enhanced data fetching efficiency.• Implemented state management with HTTP cookies and lazy loading techniques.• Utilized Redis cache for optimizing data retrieval speed.• Conducted unit tests with Jasmine framework.• Performed cross-browser testing on IE, Firefox, Safari, and Chrome.• Developed template-driven and model-driven forms with Angular.• Added ES6 features like error functions, promises, exports/imports, and template strings.• Used GIT/GitHub for source code management.• Implemented WebSocket for real-time application support.• Worked in Agile Scrum, attending scrum meetings, user story reviews, sprint reviews, and retrospectives. Show less

• Involved in requirement gathering, configuration, design, development, deployment, and validation.• Developed presentation layers with JSP, HTML, CSS, JavaScript, jQuery, and JSON for client-side validation.• Resolved CORS issues and technical problems.• Utilized PDF software for document creation, conversion, and formatting.• Developed RESTful web services using MVC architecture.• Analyzed and documented system deficiencies.• Conducted testing and debugging of web… Show more • Involved in requirement gathering, configuration, design, development, deployment, and validation.• Developed presentation layers with JSP, HTML, CSS, JavaScript, jQuery, and JSON for client-side validation.• Resolved CORS issues and technical problems.• Utilized PDF software for document creation, conversion, and formatting.• Developed RESTful web services using MVC architecture.• Analyzed and documented system deficiencies.• Conducted testing and debugging of web applications for functionality and performance. Show less