We are looking for a skilled and execution-driven Backend Engineer to design, build, and scale core backend services powering AllScales business. This role requires strong backend engineering fundamentals, hands-on experience with production systems, and the ability to work in high-performance, scalable environments. Responsibilities

Design, develop, and maintain core backend services, including API design, business logic implementation, and system optimization. Build high-performance and scalable backend services using Python (FastAPI, Django, Flask) or Go (Gin, Echo, Fiber). Participate in database schema design, optimization, and maintenance using relational databases (MySQL, PostgreSQL) and NoSQL solutions (MongoDB, etc.) where appropriate. Write and maintain clear API documentation, unit tests, and integration tests to ensure system stability and long-term maintainability. Analyze system performance and address challenges related to high concurrency, high availability, an...