Core Business Development: Responsible for Golang backend development of the company's card payment and card issuing systems, including but not limited to card issuance, card accounts, authorization, clearing & settlement, transaction processing, billing, rewards/benefits, and other related business modules.
Card Transaction Lifecycle: Participate in the design and development of the end-to-end card transaction lifecycle, with a solid understanding of and hands-on experience with core transaction flows such as Authorization, Reversal, Capture, Refund, and Reconciliation.
Architecture Design & Optimization: Participate in system architecture design, legacy system analysis and migration, continuous iteration and performance optimization, ensuring high availability, strong consistency, and stability of financial systems.
...