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.
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Design and build RESTful APIs in Go (Gin) serving both mobile and web consumers, including endpoints for AI features — conversational advisory context, fund comparison, portfolio health scoring, performance attribution, and smart alerts.
Build and maintain integrations with multiple UTMCs for automated NAV price fetching and fund order processing.
Implement the human-in-the-loop workflow engine — from AI analysis to task creation, human review, and execution.
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