Design, develop, and maintain responsive web applications. Build robust front-end interfaces using modern frameworks. Develop and maintain RESTful APIs and backend services. Write clean, maintainable, and efficient code following best practices. Integrate third-party APIs and services. Optimize applications for performance, scalability, and security. Collaborate with product managers, designers, and QA engineers throughout the development lifecycle. Participate in code reviews and contribute to technical discussions. Troubleshoot, debug, and resolve production issues.