Develop, test, and maintain scalable Java-based applications, including both front-end and back-end components. Write efficient, clean, and well-documented code to create functional and high-performance applications. Collaborate with cross-functional teams including business analysts, designers, and other developers to gather requirements and deliver solutions. Design and implement RESTful APIs and integrate with third-party services. Optimize application performance and troubleshoot issues as they arise in development, staging, or production environments. Conduct unit testing and participate in code reviews to ensure high-quality software development. Maintain and improve legacy systems, ensuring they meet evolving business needs. Keep up to date with the latest Java frameworks, libraries, and tools to enhance the development process. Participate in the entire application lifecycle, including planning, development, deployment, and support. Ensure security best practices are followed and incorporated into the application design.