Design, develop, and maintain scalable and robust web applications using .NET Core and React.js/Angular. Develop and integrate RESTful APIs for seamless front-end/back-end communication. Collaborate with cross-functional teams to understand business requirements and deliver high-quality solutions. Ensure code quality through unit testing, code reviews, and performance tuning. Drive architectural decisions and participate in solution design discussions. Troubleshoot and resolve technical issues during development and production.