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 challen...