Job description
Work mode: Remote
Position type: Full-time
Salary range: 3000U - 5000U / month
Job Responsibilities
1. Responsible for the development and maintenance of the backend system of the payment platform, including modules for orders, merchants, accounts, fund flows, clearing and settlement, reconciliation, and open APIs.
2. Participate in the design of the payment core link, solving issues related to state transitions, idempotency, transaction consistency, asynchronous tasks, and exception compensation.
3. Responsible for the integration of third-party payment channels, including API integration, signature verification, callback handling, order inquiries, status synchronization, and exception handling.
4. Responsible for the stability construction of online systems, including performance optimization, log monitoring, problem troubleshooting, and fault handling.
5. Write technical solutions, interface documents, and test cases to ensure system maintainability and stability.
Requirements
1. More than 3 years of Go backend development experience, familiar with web services and microservices development.
2. Familiar with MySQL, Redis, message queues, and understand transactions, concurrency, cache consistency, and MQ consumption mechanisms.
3. Possess good system design capabilities, familiar with state machines, idempotent design, and exception recovery solutions.
4. Familiar with HTTP API design and have experience in third-party interface integration.
5. Able to independently complete requirement analysis, development, self-testing, deployment, and online issue handling.
6. Experience in payment, wallets, acquiring, clearing and settlement, finance, and e-commerce transaction systems is preferred.
7. Able to read English technical documents, experience in overseas payment channel integration is preferred.
Bonus Points
Experience in cross-border payments, local payments, bank or wallet integration.
Familiar with transaction, accounting, settlement, reconciliation, payment routing systems.
Experience in high concurrency, distributed systems, and online fault governance.
Familiar with Vue / React, able to participate in backend tool development.
We offer:
Remote working mode.
Competitive salary: 3000U - 5000U/month.
Opportunities to participate in the construction of global cross-border payment business.
Exposure to real payment transaction links and financial technology scenarios.