(Hanoi | Remote) Senior/ Mid Backend Engineer (Python)

We are looking for a highly skilled Mid/Senior Backend Engineer to join our growing team. In this role, you will be responsible for developing and maintaining scalable, high-performance backend systems that power our platform. You will work closely with cross-functional teams, including frontend developers, product managers, and DevOps, to design and implement robust solutions that meet the needs of our clients. As a senior engineer, you will also mentor junior developers and contribute to the overall architecture and technical direction of the platform.Key Responsibilities: Design, develop, and maintain backend services and APIs using Python. Collaborate with frontend developers to integrate user-facing elements with server-side logic. Optimize performance and scalability of the backend systems to handle large volumes of data and high traffic. Implement security best practices to protect sensitive data and ensure compliance with industry standards. Write clean, maintainable, and well-documented code, following best practices in software development. Participate in code reviews, providing constructive feedback to peers and junior developers. Work closely with the DevOps team to ensure smooth deployment and operation of services. Troubleshoot and debug complex issues, identifying root causes and implementing effective solutions. Contribute to the architecture and design of new features and enhancements to the platform. Stay up-to-date with the latest industry trends and technologies, and apply them to improve our systems.