Backend & AI Platform Developer | Product Design and Payments
I build backend services and API platforms, combining engineering delivery with product definition and workflow design. B.E. in Software Engineering, Hefei University of Technology (2020-2024).
Fintech Platform - Technical Lead | May 2025 - Present
- Contributed to stablecoin platform planning and payment, asset and accounting workflows.
- Built Java/Spring Boot, MySQL and JWT/Spring Security backend capabilities.
- Coordinate Codex, Claude and VS Code AI across workspaces: decompose tasks, align context and integrate parallel outputs.
Ctrip Business Travel - Backend Engineer | June 2024 - March 2025
- Integrated overseas employee card workflows, updating 10,000+ employee records.
- Improved backlog queries and data synchronization.
- Delivered BYD MDM integrations with OAuth 2.0, full/incremental sync and retries.
Cat Recognition API Platform | Product Design & Platform Development | March - May 2025
- Contributed to product definition, platform design, registration/recognition and admin workflows, promotion and China-based team coordination.
- Built model APIs and admin tools with FastAPI, MySQL and Vue.
- Contributed to project isolation, API keys, async jobs, rate limits, billing and BSC/TRON USDT deposit validation.
- Second author of the underlying model preprint.
Live platform | Model preprint | Model research code
- Product: product definition, requirement decomposition, platform/API workflow design and cross-team delivery
- AI agents: Codex, Claude, VS Code AI; parallel workspaces, context alignment and output integration
- Backend: Java, Spring Boot/Security/Cloud, Python/FastAPI, MySQL, Redis, Kafka, Elasticsearch
- Web & blockchain: Vue, Node.js, Solidity, Foundry, Chainlink
- Infrastructure: Docker, Nginx, Linux, AWS EC2/S3/RDS
Open to backend engineering, AI/platform product and API integration opportunities.