Key Responsibilities: * Design, develop, and maintain robust and scalable RESTful APIs using Python. * Collaborate with cross-functional teams including frontend, DevOps, and QA to deliver high-quality features. * Work with cloud platforms (e.g., AWS, Azure, GCP) to deploy and manage backend services. * Optimize application performance and scalability. * Write clean, maintainable, and well-documented code. * Perform code reviews and mentor junior developers. * Integrate with third-party APIs and external systems as needed. * Troubleshoot and resolve production issues.