Develop and enhance responsive UI components using React & ES6+ JavaScript.Build and maintain backend APIs and services using Node.js.Support application hosting, deployment, and integrations on AWS.Perform database queries, basic schema design, and CRUD operations.Implement API integrations, authentication, and error handling.Collaborate with Product, QA, and Design teams for end-to-end delivery.Participate in Agile ceremonies, code reviews, and release activities.Troubleshoot and resolve issues across frontend, backend, and cloud settings.