This role involves continuous development, improvement, and maintenance of login & account systems (Garena Open Platform and third-party platforms). Responsibilities include integrating new payment channels into the payment system (Garena payment website and in-game top-ups), contributing to system design and architecture improvements for enhanced stability, performance, and reliability. Collaboration with other engineers, product managers, and QA is crucial to ensure functionality and seamless user experience. The ideal candidate will have experience in designing and developing large-scale, high-throughput systems.