Senior Backend Developer

We are seeking a highly skilled and experienced Senior Backend Developer to lead the backend development of large-scale, real-time mobile applications. This role focuses on building high-performance server-side systems that support media-rich, real-time features for thousands of concurrent users. The candidate will provide technical leadership, ensure scalability and performance, and collaborate closely with mobile and frontend teams.

Key Responsibilities

• Backend Development & Architecture:
• Lead the design, development, and maintenance of backend services using Java, Node.js, and C/C++.
• Architect and implement real-time communication services using WebSocket, WebRTC, and custom signaling protocols.
• Design scalable, robust, and secure APIs for mobile clients.
• Concurrency & Performance:
• Handle multi-thread...