Technical Support Engineer

Provide technical support for post-integration issues for external customers through tickets, partnering with developers, merchants, and internal teams. Run test scenarios for technical problems across code, software, hardware, devices, and endpoints; install and configure test environments, payment APIs, and ecommerce products. Communicate issues to customers and internal teams, identify irregularities in Airwallex products, and create technical guidance such as sample code, log searches, and FAQs.